{ "capturedAt": "2026-10-30T12:49:41.289Z", "origin": "https://peaks.fyi", "server": { "name": "peaks.fyi", "version": "3.1.0" }, "toolCount": 15, "prompt": "Compare Snowdon’s routes for someone who dislikes exposed scrambling. Cite the route evidence and explain what is unknown.", "search": { "results": [ { "id": "snowdon", "location": [-4.07623, 53.06849], "timeZone": "Europe/London", "title": "Snowdon", "url": "https://peaks.fyi/peaks/snowdon", "summary": "Yr Wyddfa (Snowdon), at 1,085 m the highest mountain in Wales and in Britain south of the Scottish Highlands: a glacier-carved pyramid with six main paths, a…", "elevationM": 1085, "countries": ["GB"], "range": ["Cambrian Mountains", "Snowdonia"], "bestMonths": [4, 5, 6, 7, 8, 9, 10], "difficultyFloor": 2, "styles": ["hike", "scramble"], "glacier": false, "multiDay": false, "routesQuality": "ok" }, { "id": "tryfan", "location": [-3.99758, 53.11493], "timeZone": "Europe/London", "title": "Tryfan", "url": "https://peaks.fyi/peaks/tryfan", "summary": "A jagged fin of rock rising straight out of the Ogwen valley in Eryri (Snowdonia), 917 m high.", "elevationM": 917, "countries": ["GB"], "range": ["Cambrian Mountains", "Snowdonia"], "bestMonths": [4, 5, 6, 7, 8, 9, 10], "difficultyFloor": 4, "styles": ["scramble"], "glacier": false, "multiDay": false, "routesQuality": "ok" }, { "id": "cadair-idris", "location": [-3.9088, 52.6996], "timeZone": "Europe/London", "title": "Cadair Idris", "url": "https://peaks.fyi/peaks/cadair-idris", "summary": "The great escarpment above Dolgellau at the southern end of Eryri (893 m): a ridge of Ordovician volcanic rock with deep glacial cwms, Llyn Cau the finest of…", "elevationM": 893, "countries": ["GB"], "range": ["Cambrian Mountains", "Snowdonia"], "bestMonths": [4, 5, 6, 7, 8, 9, 10], "difficultyFloor": 2, "styles": ["hike"], "glacier": false, "multiDay": false, "routesQuality": "ok" } ], "metadata": { "schemaVersion": 1, "retrievedAt": "2026-10-30T12:49:41.147Z", "data": { "dataVersion": "73d7b9cdcac06c0b", "query": "Snowdon", "appliedFilters": {}, "text": "snowdon", "total": 3, "results": [ { "id": "snowdon", "location": [-4.07623, 53.06849], "timeZone": "Europe/London", "title": "Snowdon", "url": "https://peaks.fyi/peaks/snowdon", "summary": "Yr Wyddfa (Snowdon), at 1,085 m the highest mountain in Wales and in Britain south of the Scottish Highlands: a glacier-carved pyramid with six main paths, a…", "elevationM": 1085, "countries": ["GB"], "range": ["Cambrian Mountains", "Snowdonia"], "bestMonths": [4, 5, 6, 7, 8, 9, 10], "difficultyFloor": 2, "styles": ["hike", "scramble"], "glacier": false, "multiDay": false, "routesQuality": "ok" }, { "id": "tryfan", "location": [-3.99758, 53.11493], "timeZone": "Europe/London", "title": "Tryfan", "url": "https://peaks.fyi/peaks/tryfan", "summary": "A jagged fin of rock rising straight out of the Ogwen valley in Eryri (Snowdonia), 917 m high.", "elevationM": 917, "countries": ["GB"], "range": ["Cambrian Mountains", "Snowdonia"], "bestMonths": [4, 5, 6, 7, 8, 9, 10], "difficultyFloor": 4, "styles": ["scramble"], "glacier": false, "multiDay": false, "routesQuality": "ok" }, { "id": "cadair-idris", "location": [-3.9088, 52.6996], "timeZone": "Europe/London", "title": "Cadair Idris", "url": "https://peaks.fyi/peaks/cadair-idris", "summary": "The great escarpment above Dolgellau at the southern end of Eryri (893 m): a ridge of Ordovician volcanic rock with deep glacial cwms, Llyn Cau the finest of…", "elevationM": 893, "countries": ["GB"], "range": ["Cambrian Mountains", "Snowdonia"], "bestMonths": [4, 5, 6, 7, 8, 9, 10], "difficultyFloor": 2, "styles": ["hike"], "glacier": false, "multiDay": false, "routesQuality": "ok" } ], "nextOffset": null, "nextPage": null, "routeSearch": { "tool": "search_routes", "purpose": "Apply difficulty, glacier, duration, location and transport constraints to one route; supports cursor pagination." }, "limitations": [ "Filters apply to peak summaries, not necessarily the same route. Read route details before planning.", "Catalogue coverage is incomplete. Zero matches do not establish that no such mountain exists." ] }, "sources": ["https://peaks.fyi"] } }, "peak": { "schemaVersion": 1, "retrievedAt": "2026-10-30T12:49:41.200Z", "data": { "slug": "snowdon", "name": "Snowdon", "altNames": { "cy": "Yr Wyddfa", "fr": "Mont Snowdon", "local": "Yr Wyddfa", "ru": "Сноудон" }, "location": [-4.076232, 53.068486], "elevation": 1085, "countries": ["GB"], "range": ["Cambrian Mountains", "Snowdonia"], "updatedAt": "2026-10-29T11:54:18Z", "reviewed": false, "summary": "Yr Wyddfa (Snowdon), at 1,085 m the highest mountain in Wales and in Britain south of the Scottish Highlands: a glacier-carved pyramid with six main paths, a rack railway to the summit and over half a million walkers a year, but with real mountain weather and the knife-edge of Crib Goch on its flank.", "access": { "permits": [], "fees": [ "Pen-y-Pass car park, pre-booked via JustPark during the 2026 season: £25 up to 8 hours, £35 for 8–12 hours, £45 for 12–24 hours; pay and display outside the pre-booking season", "Nant Peris park and ride: £5 per day (card only)", "Sherpa'r Wyddfa bus fares; Snowdon Mountain Railway tickets if used" ], "restrictions": [ "Eryri National Park; the summit area is part of the Yr Wyddfa National Nature Reserve", "Pen-y-Pass parking must be pre-booked during the pre-booking season (until 1 November in 2026); bookings cannot be extended and there is no phone signal at the car park", "Wild camping is not generally permitted in Wales without the landowner's permission" ], "nearestTown": "Llanberis", "nearestAirport": "Liverpool John Lennon Airport (LPL) or Manchester Airport (MAN)", "transport": [ "Rail to Bangor (North Wales Coast line) or Betws-y-Coed (Conwy Valley line), then Sherpa'r Wyddfa buses", "Sherpa'r Wyddfa S1 (Betws-y-Coed – Pen-y-Pass – Llanberis – Caernarfon) and S2 (Bangor – Llanberis – Nant Peris – Pen-y-Pass); summer timetable runs to 1 November in 2026, with a reduced winter service", "By car to Llanberis (A4086) for the Llanberis Path; to Nant Peris park and ride for buses to Pen-y-Pass" ] }, "sourceCatalog": { "s1": "https://eryri.gov.wales/visit/plan-your-visit/guides/yr-wyddfa-choosing-the-right-path/", "s2": "https://eryri.gov.wales/visit/snowdon/pen-y-pass-car-park/", "s3": "https://www.sherparwyddfa.wales/times.shtml", "s4": "https://en.wikipedia.org/wiki/Snowdon", "s5": "https://en.wikipedia.org/wiki/Crib_Goch", "s6": "https://snowdoninfo.com/parking-at-pen-y-pass/", "s7": "https://www.camptocamp.org/routes/960119", "s8": "https://www.wikidata.org/wiki/Q217142", "s9": "https://www.openstreetmap.org/node/8755297244" }, "provenance": { "access": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5", "s6", "s7"] }, "altNames": { "source": "ai-research", "confidence": 0.85, "note": "merged with Wikidata/OSM names", "sourceIds": ["s1", "s2", "s3", "s4", "s5", "s6", "s7"] }, "countries": { "source": "computed", "confidence": 0.85, "note": "Natural Earth 10m point-in-polygon + 300 m border buffer; Wikidata P17 countries whose border is within 5 km", "sourceIds": [] }, "description": { "source": "ai-research", "confidence": 0.85, "note": "Visitor numbers differ: Eryri NPA says over 600,000 reach the summit each year; Wikipedia cites 543,541 walkers in 2022.; Bus timetables, parking tariffs and the railway season change annually; figures are for 2026.; Hafod Eryri summit café opening depends on the railway; not verified for 2026.", "sourceIds": ["s1", "s2", "s3", "s4", "s5", "s6", "s7"] }, "difficultyFloor": { "source": "computed", "confidence": 0.8, "note": "normalizeGrade of the easiest researched route", "sourceIds": [] }, "elevation": { "source": "wikidata", "confidence": 0.95, "note": "OSM agrees", "sourceIds": ["s8"] }, "hazards": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5", "s6", "s7"] }, "location": { "source": "osm", "confidence": 0.9, "sourceIds": ["s9"] }, "name": { "source": "wikidata", "confidence": 0.9, "sourceIds": ["s8"] }, "notices": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5", "s6", "s7"] }, "prominence": { "source": "wikidata", "confidence": 0.9, "note": "Kirmse analysis gives 1037 m (raw GLO-30 1026 m)", "sourceIds": ["s8"] }, "range": { "source": "wikidata", "confidence": 0.85, "note": "P4552 chain", "sourceIds": ["s8"] }, "seasons": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5", "s6", "s7"] } }, "canonicalId": "peak:Q217142", "externalIds": { "wikidata": "Q217142", "osm": "node/8755297244" }, "revision": "c2c644faac9b3a06", "timeZone": "Europe/London", "units": { "coordinates": "longitude,latitude WGS84", "elevation": "m", "distance": "km", "duration": "hours" }, "url": "https://peaks.fyi/peaks/snowdon", "routes": [ { "id": "llanberis-path", "canonicalId": "peak:Q217142/route:llanberis-path", "revision": "4fcaab8c1e6d5cf6", "name": "Llanberis Path", "isNormalRoute": true, "style": "hike", "grade": { "sac": "T2", "alternatives": [], "normalized": 2 }, "summary": "The longest but most gradual way up Wales's highest mountain: a broad, well-made path from Llanberis village that follows the line of the Snowdon Mountain Railway past the Halfway House café and Clogwyn station to the summit ridge. About 7 km and 975 m of ascent each way; 6–7 hours return.", "stats": { "distanceKm": 7.16, "ascent": 966, "descent": 0, "timeUp": 4.11, "timeDown": 2.83, "highPoint": 1085, "lowPoint": 115 }, "confidence": 0.9, "glacierTravel": null, "interpretation": [ "A glacier-free route can still have snow or ice and require winter equipment; use actual conditions, not the calendar alone.", "Geometry gaps and counter-descents are not measured distances to named landmarks or evidence of technical down-climbing.", "A partial-route turnaround time is not a verified return-time guarantee without descent timing and a contingency margin." ], "timing": { "statsScope": "Distance, ascent and descent stats describe the ascent line only. Descent means counter-descents while going up, not the loss of height on the return trip.", "descentBasis": "unknown; computed return is only a reverse-ascent estimate", "documentedRoundTrip": null, "computed": { "ascentHours": 4.11, "descentHours": 2.83, "roundTripHours": 6.94, "source": "derived geometry/DIN estimate; descent not documented" }, "published": { "roundTripHours": [5.75, 5.75], "source": "route.planning.publishedRoundTripHours", "text": "The longest but most gradual way up Wales's highest mountain: a broad, well-made path from Llanberis village that follows the line of the Snowdon Mountain Railway past the Halfway House café and Clogwyn station to the summit ridge. About 7 km and 975 m of ascent each way; 6–7 hours return." }, "preferredEstimate": null }, "conflicts": [ { "kind": "timing", "fields": ["stats.timeUp", "stats.timeDown", "summary"], "detail": "Computed round trip 6.94 h differs from published 5.75–5.75 h. No preferred estimate has been verified." } ], "geometry": { "status": "ok", "navigationSuitable": true, "warning": null, "reasons": [], "styleMismatches": [] }, "url": "https://peaks.fyi/peaks/snowdon" }, { "id": "pyg-track", "canonicalId": "peak:Q217142/route:pyg-track", "revision": "36987e1aac44ccca", "name": "Pyg Track from Pen-y-Pass", "isNormalRoute": false, "style": "hike", "grade": { "sac": "T2", "alternatives": [ { "system": "sac", "value": "T3", "source": "rough, rocky steps and zigzags below Bwlch Glas" } ], "normalized": 2 }, "summary": "The shortest and quickest way up from the 359 m Pen-y-Pass car park: a rugged, rocky path over Bwlch y Moch and along the flank of Crib Goch above Llyn Llydaw and Glaslyn, then steep zigzags to Bwlch Glas and the summit. About 5.3 km and 725 m of ascent each way; often descended by the Miners' Track.", "stats": { "distanceKm": 6.81, "ascent": 735, "descent": 13, "timeUp": 3.33, "timeDown": 2.46, "highPoint": 1085, "lowPoint": 359 }, "confidence": 0.85, "glacierTravel": null, "interpretation": [ "A glacier-free route can still have snow or ice and require winter equipment; use actual conditions, not the calendar alone.", "Geometry gaps and counter-descents are not measured distances to named landmarks or evidence of technical down-climbing.", "A partial-route turnaround time is not a verified return-time guarantee without descent timing and a contingency margin." ], "timing": { "statsScope": "Distance, ascent and descent stats describe the ascent line only. Descent means counter-descents while going up, not the loss of height on the return trip.", "descentBasis": "unknown; computed return is only a reverse-ascent estimate", "documentedRoundTrip": null, "computed": { "ascentHours": 3.33, "descentHours": 2.46, "roundTripHours": 5.79, "source": "derived geometry/DIN estimate; descent not documented" }, "published": null, "preferredEstimate": null }, "conflicts": [], "geometry": { "status": "ok", "navigationSuitable": true, "warning": null, "reasons": ["unresolved waypoints: Bwlch y Moch"], "styleMismatches": [] }, "url": "https://peaks.fyi/peaks/snowdon" }, { "id": "crib-goch", "canonicalId": "peak:Q217142/route:crib-goch", "revision": "7e76ad9561d1b143", "name": "Crib Goch and Crib y Ddysgl (first half of the Snowdon Horseshoe)", "isNormalRoute": false, "style": "scramble", "grade": { "sac": "T5", "alpine": "F", "alternatives": [ { "system": "other", "value": "UK scrambling Grade 1", "source": "Wikipedia, UK guidebooks" } ], "normalized": 5 }, "summary": "Britain's most famous knife-edge: from Bwlch y Moch on the Pyg Track a Grade 1 scramble up Crib Goch's east ridge, along the exposed crest and pinnacles to Bwlch Coch, then over Crib y Ddysgl and Garnedd Ugain (1,065 m) to the summit. Technically easy but continuously exposed; about 5 km and 865 m of ascent one way.", "stats": { "distanceKm": 5.12, "ascent": 862, "descent": 136, "timeUp": 3.79, "timeDown": 2.46, "highPoint": 1085, "lowPoint": 359, "descentLine": { "distanceKm": 6.81, "ascent": 13, "descent": 735, "via": "Pyg Track from Pen-y-Pass" } }, "confidence": 0.85, "glacierTravel": null, "interpretation": [ "A glacier-free route can still have snow or ice and require winter equipment; use actual conditions, not the calendar alone.", "Geometry gaps and counter-descents are not measured distances to named landmarks or evidence of technical down-climbing.", "A partial-route turnaround time is not a verified return-time guarantee without descent timing and a contingency margin." ], "timing": { "statsScope": "Distance, ascent and descent stats describe the ascent line only. Descent means counter-descents while going up, not the loss of height on the return trip.", "descentBasis": "unknown; computed return is only a reverse-ascent estimate", "documentedRoundTrip": null, "computed": { "ascentHours": 3.79, "descentHours": 2.46, "roundTripHours": 6.25, "source": "derived geometry/DIN estimate; descent not documented" }, "published": null, "preferredEstimate": null }, "conflicts": [], "geometry": { "status": "ok", "navigationSuitable": true, "warning": null, "reasons": ["unresolved waypoints: Bwlch y Moch"], "styleMismatches": [] }, "url": "https://peaks.fyi/peaks/snowdon" } ], "limitations": [ "Research and source dates are not live route conditions or confirmed openings.", "Hut and transport links do not provide live availability or reservations.", "Historical climbing seasons are not weather forecasts." ] }, "sources": [ "https://peaks.fyi/peaks/snowdon", "https://eryri.gov.wales/visit/plan-your-visit/guides/yr-wyddfa-choosing-the-right-path/", "https://eryri.gov.wales/visit/snowdon/pen-y-pass-car-park/", "https://www.sherparwyddfa.wales/times.shtml", "https://en.wikipedia.org/wiki/Snowdon", "https://en.wikipedia.org/wiki/Crib_Goch", "https://snowdoninfo.com/parking-at-pen-y-pass/", "https://www.camptocamp.org/routes/960119", "https://www.wikidata.org/wiki/Q217142", "https://www.openstreetmap.org/node/8755297244" ] }, "comparison": { "schemaVersion": 1, "retrievedAt": "2026-10-30T12:49:41.260Z", "data": { "dataVersion": "73d7b9cdcac06c0b", "complete": true, "requested": 3, "succeeded": 3, "results": [ { "requested": { "slug": "snowdon", "routeId": "llanberis-path" }, "status": "ok", "brief": { "peakSlug": "snowdon", "peakId": "peak:Q217142", "routeId": "llanberis-path", "canonicalId": "peak:Q217142/route:llanberis-path", "revision": "4fcaab8c1e6d5cf6", "name": "Llanberis Path", "url": "https://peaks.fyi/peaks/snowdon", "sourceUpdatedAt": "2026-10-29T11:54:18Z", "requestedDate": null, "timeZone": "Europe/London", "grade": { "sac": "T2", "alternatives": [], "normalized": 2 }, "style": "hike", "summary": "The longest but most gradual way up Wales's highest mountain: a broad, well-made path from Llanberis village that follows the line of the Snowdon Mountain Railway past the Halfway House café and Clogwyn station to the summit ridge. About 7 km and 975 m of ascent each way; 6–7 hours return.", "glacierTravel": null, "interpretation": [ "A glacier-free route can still have snow or ice and require winter equipment; use actual conditions, not the calendar alone.", "Geometry gaps and counter-descents are not measured distances to named landmarks or evidence of technical down-climbing.", "A partial-route turnaround time is not a verified return-time guarantee without descent timing and a contingency margin." ], "timing": { "statsScope": "Distance, ascent and descent stats describe the ascent line only. Descent means counter-descents while going up, not the loss of height on the return trip.", "descentBasis": "unknown; computed return is only a reverse-ascent estimate", "documentedRoundTrip": null, "computed": { "ascentHours": 4.11, "descentHours": 2.83, "roundTripHours": 6.94, "source": "derived geometry/DIN estimate; descent not documented" }, "published": { "roundTripHours": [5.75, 5.75], "source": "route.planning.publishedRoundTripHours", "text": "The longest but most gradual way up Wales's highest mountain: a broad, well-made path from Llanberis village that follows the line of the Snowdon Mountain Railway past the Halfway House café and Clogwyn station to the summit ridge. About 7 km and 975 m of ascent each way; 6–7 hours return." }, "preferredEstimate": null }, "conflicts": [ { "kind": "timing", "fields": ["stats.timeUp", "stats.timeDown", "summary"], "detail": "Computed round trip 6.94 h differs from published 5.75–5.75 h. No preferred estimate has been verified." } ], "geometry": { "status": "ok", "navigationSuitable": true, "warning": null, "reasons": [], "styleMismatches": [] }, "equipment": [ { "item": "Waterproof jacket and trousers, warm layer, hat and gloves", "level": "required", "category": "clothing", "condition": "the summit is often in cloud, wet and windy, and much colder than Llanberis" }, { "item": "Walking boots", "level": "required", "category": "footwear" }, { "item": "Map (OS Explorer OL17) and compass", "level": "required", "category": "navigation", "condition": "paths divide near the summit; cloud is frequent" }, { "item": "Food and water", "level": "required", "category": "other", "condition": "the summit café is not always open" }, { "item": "Headlamp", "level": "recommended", "category": "safety" }, { "item": "Ice axe and crampons", "level": "required", "category": "technical", "condition": "winter conditions, especially on the 'Killer Convex' above Clogwyn" } ], "trailhead": { "name": "Start of Llanberis Path (Snowdon)", "coord": [-4.121636, 53.113668, 115.1], "parking": true, "publicTransport": "Sherpa'r Wyddfa buses S1 and S2 serve Llanberis from Caernarfon, Bangor, Betws-y-Coed and Pen-y-Pass; the nearest mainline station is Bangor", "lift": "Snowdon Mountain Railway from Llanberis to the summit (generally March to October, reaching the summit from May)" }, "transport": { "status": "unverified", "text": "Sherpa'r Wyddfa buses S1 and S2 serve Llanberis from Caernarfon, Bangor, Betws-y-Coed and Pen-y-Pass; the nearest mainline station is Bangor", "currentOperation": "unknown" }, "restrictions": { "permits": [], "fees": [ "Pen-y-Pass car park, pre-booked via JustPark during the 2026 season: £25 up to 8 hours, £35 for 8–12 hours, £45 for 12–24 hours; pay and display outside the pre-booking season", "Nant Peris park and ride: £5 per day (card only)", "Sherpa'r Wyddfa bus fares; Snowdon Mountain Railway tickets if used" ], "restrictions": [ "Eryri National Park; the summit area is part of the Yr Wyddfa National Nature Reserve", "Pen-y-Pass parking must be pre-booked during the pre-booking season (until 1 November in 2026); bookings cannot be extended and there is no phone signal at the car park", "Wild camping is not generally permitted in Wales without the landowner's permission" ], "nearestTown": "Llanberis", "nearestAirport": "Liverpool John Lennon Airport (LPL) or Manchester Airport (MAN)", "transport": [ "Rail to Bangor (North Wales Coast line) or Betws-y-Coed (Conwy Valley line), then Sherpa'r Wyddfa buses", "Sherpa'r Wyddfa S1 (Betws-y-Coed – Pen-y-Pass – Llanberis – Caernarfon) and S2 (Bangor – Llanberis – Nant Peris – Pen-y-Pass); summer timetable runs to 1 November in 2026, with a reduced winter service", "By car to Llanberis (A4086) for the Llanberis Path; to Nant Peris park and ride for buses to Pen-y-Pass" ] }, "availability": null, "huts": [], "unlinkedStageEndpoints": ["Yr Wyddfa"], "hutScope": "Only explicitly linked stage huts; unlinked endpoints are not inferred to be huts.", "notices": [ { "kind": "regulation", "text": "Pen-y-Pass car park is on a pre-booking system (JustPark) for the 2026 season, from 28 March to 1 November 2026; minimum £25 for 8 hours, no extensions. After 1 November it reverts to pay and display.", "date": "2026-03-28", "validUntil": "2026-11-01", "url": "https://eryri.gov.wales/visit/snowdon/pen-y-pass-car-park/", "sourceValidity": "date_not_requested", "currentRuleConfirmed": false, "routeScope": "unstructured; inspect text and source" } ], "sources": [ "https://eryri.gov.wales/visit/plan-your-visit/guides/yr-wyddfa-choosing-the-right-path/", "https://en.wikipedia.org/wiki/Snowdon", "https://www.climb-snowdon.co.uk/summit-routes/llanberis-path", "https://snowdoninfo.com/comparing-the-paths/" ], "sourceCatalog": { "s1": "https://eryri.gov.wales/visit/plan-your-visit/guides/yr-wyddfa-choosing-the-right-path/", "s2": "https://en.wikipedia.org/wiki/Snowdon", "s3": "https://www.climb-snowdon.co.uk/summit-routes/llanberis-path", "s4": "https://snowdoninfo.com/comparing-the-paths/" }, "provenance": { "description": { "source": "ai-research", "confidence": 0.9, "sourceIds": ["s1", "s2", "s3", "s4"] }, "grade": { "source": "ai-research", "confidence": 0.9, "sourceIds": ["s1", "s2", "s3", "s4"] }, "equipment": { "source": "ai-research", "confidence": 0.9, "sourceIds": ["s1", "s2", "s3", "s4"] }, "waypoints": { "source": "ai-research", "confidence": 0.9, "sourceIds": ["s1", "s2", "s3", "s4"] }, "geometry": { "source": "osm", "confidence": 0.9, "note": "100% OSM trail graph, 0% short gaps between OSM fragments, 0% DEM least-cost, 0% straight (approx)", "sourceIds": [] }, "profile": { "source": "dem", "confidence": 0.75, "note": "elevation from copernicus_glo30, highres", "sourceIds": [] }, "stats": { "source": "dem", "confidence": 0.75, "note": "elevation from copernicus_glo30, highres", "sourceIds": [] }, "planning": { "source": "ai-research", "confidence": 0.9, "note": "Backfilled from existing route research; published ascent plus descent estimate. Source pages have not been newly verified. Preserve conflicts with computed timing; no live availability or glacier-free status inferred.", "sourceIds": ["s1", "s2", "s3", "s4"] } }, "limitations": [ "A comparison packet does not establish route suitability or current safety.", "Published and computed times may conflict; use the original sources before a deadline decision.", "Hut capacity is not vacancy. Transport prose is not a dated timetable.", "Historical seasons are not a forecast. Request weather separately for the actual dates." ] } }, { "requested": { "slug": "snowdon", "routeId": "pyg-track" }, "status": "ok", "brief": { "peakSlug": "snowdon", "peakId": "peak:Q217142", "routeId": "pyg-track", "canonicalId": "peak:Q217142/route:pyg-track", "revision": "36987e1aac44ccca", "name": "Pyg Track from Pen-y-Pass", "url": "https://peaks.fyi/peaks/snowdon", "sourceUpdatedAt": "2026-10-29T11:54:18Z", "requestedDate": null, "timeZone": "Europe/London", "grade": { "sac": "T2", "alternatives": [ { "system": "sac", "value": "T3", "source": "rough, rocky steps and zigzags below Bwlch Glas" } ], "normalized": 2 }, "style": "hike", "summary": "The shortest and quickest way up from the 359 m Pen-y-Pass car park: a rugged, rocky path over Bwlch y Moch and along the flank of Crib Goch above Llyn Llydaw and Glaslyn, then steep zigzags to Bwlch Glas and the summit. About 5.3 km and 725 m of ascent each way; often descended by the Miners' Track.", "glacierTravel": null, "interpretation": [ "A glacier-free route can still have snow or ice and require winter equipment; use actual conditions, not the calendar alone.", "Geometry gaps and counter-descents are not measured distances to named landmarks or evidence of technical down-climbing.", "A partial-route turnaround time is not a verified return-time guarantee without descent timing and a contingency margin." ], "timing": { "statsScope": "Distance, ascent and descent stats describe the ascent line only. Descent means counter-descents while going up, not the loss of height on the return trip.", "descentBasis": "unknown; computed return is only a reverse-ascent estimate", "documentedRoundTrip": null, "computed": { "ascentHours": 3.33, "descentHours": 2.46, "roundTripHours": 5.79, "source": "derived geometry/DIN estimate; descent not documented" }, "published": null, "preferredEstimate": null }, "conflicts": [], "geometry": { "status": "ok", "navigationSuitable": true, "warning": null, "reasons": ["unresolved waypoints: Bwlch y Moch"], "styleMismatches": [] }, "equipment": [ { "item": "Waterproofs and warm layers", "level": "required", "category": "clothing" }, { "item": "Walking boots with good grip", "level": "required", "category": "footwear", "condition": "rocky, polished steps" }, { "item": "Map and compass", "level": "required", "category": "navigation", "condition": "avoid straying onto the Crib Goch path at Bwlch y Moch" }, { "item": "Ice axe and crampons", "level": "required", "category": "technical", "condition": "winter conditions on the zigzags below Bwlch Glas" } ], "trailhead": { "name": "Pen y Pass", "coord": [-4.020662, 53.080366, 359.5], "parking": true, "publicTransport": "Sherpa'r Wyddfa S1 and S2 buses to Pen-y-Pass from Llanberis, Nant Peris park and ride, Betws-y-Coed and Bangor" }, "transport": { "status": "unverified", "text": "Sherpa'r Wyddfa S1 and S2 buses to Pen-y-Pass from Llanberis, Nant Peris park and ride, Betws-y-Coed and Bangor", "currentOperation": "unknown" }, "restrictions": { "permits": [], "fees": [ "Pen-y-Pass car park, pre-booked via JustPark during the 2026 season: £25 up to 8 hours, £35 for 8–12 hours, £45 for 12–24 hours; pay and display outside the pre-booking season", "Nant Peris park and ride: £5 per day (card only)", "Sherpa'r Wyddfa bus fares; Snowdon Mountain Railway tickets if used" ], "restrictions": [ "Eryri National Park; the summit area is part of the Yr Wyddfa National Nature Reserve", "Pen-y-Pass parking must be pre-booked during the pre-booking season (until 1 November in 2026); bookings cannot be extended and there is no phone signal at the car park", "Wild camping is not generally permitted in Wales without the landowner's permission" ], "nearestTown": "Llanberis", "nearestAirport": "Liverpool John Lennon Airport (LPL) or Manchester Airport (MAN)", "transport": [ "Rail to Bangor (North Wales Coast line) or Betws-y-Coed (Conwy Valley line), then Sherpa'r Wyddfa buses", "Sherpa'r Wyddfa S1 (Betws-y-Coed – Pen-y-Pass – Llanberis – Caernarfon) and S2 (Bangor – Llanberis – Nant Peris – Pen-y-Pass); summer timetable runs to 1 November in 2026, with a reduced winter service", "By car to Llanberis (A4086) for the Llanberis Path; to Nant Peris park and ride for buses to Pen-y-Pass" ] }, "availability": null, "huts": [], "unlinkedStageEndpoints": ["Yr Wyddfa"], "hutScope": "Only explicitly linked stage huts; unlinked endpoints are not inferred to be huts.", "notices": [ { "kind": "regulation", "text": "Pen-y-Pass car park is on a pre-booking system (JustPark) for the 2026 season, from 28 March to 1 November 2026; minimum £25 for 8 hours, no extensions. After 1 November it reverts to pay and display.", "date": "2026-03-28", "validUntil": "2026-11-01", "url": "https://eryri.gov.wales/visit/snowdon/pen-y-pass-car-park/", "sourceValidity": "date_not_requested", "currentRuleConfirmed": false, "routeScope": "unstructured; inspect text and source" } ], "sources": [ "https://eryri.gov.wales/visit/plan-your-visit/guides/yr-wyddfa-choosing-the-right-path/", "https://eryri.gov.wales/visit/snowdon/pen-y-pass-car-park/", "https://en.wikipedia.org/wiki/Snowdon", "https://www.walkupsnowdon.co.uk/snowdonia-walks/walk-up-snowdon-via-the-pyg-track/", "https://www.camptocamp.org/routes/930388" ], "sourceCatalog": { "s1": "https://eryri.gov.wales/visit/plan-your-visit/guides/yr-wyddfa-choosing-the-right-path/", "s2": "https://eryri.gov.wales/visit/snowdon/pen-y-pass-car-park/", "s3": "https://en.wikipedia.org/wiki/Snowdon", "s4": "https://www.walkupsnowdon.co.uk/snowdonia-walks/walk-up-snowdon-via-the-pyg-track/", "s5": "https://www.camptocamp.org/routes/930388" }, "provenance": { "description": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5"] }, "grade": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5"] }, "equipment": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5"] }, "waypoints": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5"] }, "geometry": { "source": "osm", "confidence": 0.9, "note": "100% OSM trail graph, 0% short gaps between OSM fragments, 0% DEM least-cost, 0% straight (approx)", "sourceIds": [] }, "profile": { "source": "dem", "confidence": 0.75, "note": "elevation from copernicus_glo30, highres", "sourceIds": [] }, "stats": { "source": "dem", "confidence": 0.75, "note": "elevation from copernicus_glo30, highres", "sourceIds": [] } }, "limitations": [ "A comparison packet does not establish route suitability or current safety.", "Published and computed times may conflict; use the original sources before a deadline decision.", "Hut capacity is not vacancy. Transport prose is not a dated timetable.", "Historical seasons are not a forecast. Request weather separately for the actual dates." ] } }, { "requested": { "slug": "snowdon", "routeId": "crib-goch" }, "status": "ok", "brief": { "peakSlug": "snowdon", "peakId": "peak:Q217142", "routeId": "crib-goch", "canonicalId": "peak:Q217142/route:crib-goch", "revision": "7e76ad9561d1b143", "name": "Crib Goch and Crib y Ddysgl (first half of the Snowdon Horseshoe)", "url": "https://peaks.fyi/peaks/snowdon", "sourceUpdatedAt": "2026-10-29T11:54:18Z", "requestedDate": null, "timeZone": "Europe/London", "grade": { "sac": "T5", "alpine": "F", "alternatives": [ { "system": "other", "value": "UK scrambling Grade 1", "source": "Wikipedia, UK guidebooks" } ], "normalized": 5 }, "style": "scramble", "summary": "Britain's most famous knife-edge: from Bwlch y Moch on the Pyg Track a Grade 1 scramble up Crib Goch's east ridge, along the exposed crest and pinnacles to Bwlch Coch, then over Crib y Ddysgl and Garnedd Ugain (1,065 m) to the summit. Technically easy but continuously exposed; about 5 km and 865 m of ascent one way.", "glacierTravel": null, "interpretation": [ "A glacier-free route can still have snow or ice and require winter equipment; use actual conditions, not the calendar alone.", "Geometry gaps and counter-descents are not measured distances to named landmarks or evidence of technical down-climbing.", "A partial-route turnaround time is not a verified return-time guarantee without descent timing and a contingency margin." ], "timing": { "statsScope": "Distance, ascent and descent stats describe the ascent line only. Descent means counter-descents while going up, not the loss of height on the return trip.", "descentBasis": "unknown; computed return is only a reverse-ascent estimate", "documentedRoundTrip": null, "computed": { "ascentHours": 3.79, "descentHours": 2.46, "roundTripHours": 6.25, "source": "derived geometry/DIN estimate; descent not documented" }, "published": null, "preferredEstimate": null }, "conflicts": [], "geometry": { "status": "ok", "navigationSuitable": true, "warning": null, "reasons": ["unresolved waypoints: Bwlch y Moch"], "styleMismatches": [] }, "equipment": [ { "item": "Boots with good grip on rock", "level": "required", "category": "footwear" }, { "item": "Helmet", "level": "recommended", "category": "safety" }, { "item": "Map and compass", "level": "required", "category": "navigation" }, { "item": "Waterproof and warm layers, gloves", "level": "required", "category": "clothing" }, { "item": "Ice axe, crampons and rope skills", "level": "required", "category": "technical", "condition": "winter, when the ridge is a mountaineering route" } ], "trailhead": { "name": "Pen y Pass", "coord": [-4.020662, 53.080366, 359.5], "parking": true, "publicTransport": "Sherpa'r Wyddfa S1 and S2 buses to Pen-y-Pass" }, "transport": { "status": "unverified", "text": "Sherpa'r Wyddfa S1 and S2 buses to Pen-y-Pass", "currentOperation": "unknown" }, "restrictions": { "permits": [], "fees": [ "Pen-y-Pass car park, pre-booked via JustPark during the 2026 season: £25 up to 8 hours, £35 for 8–12 hours, £45 for 12–24 hours; pay and display outside the pre-booking season", "Nant Peris park and ride: £5 per day (card only)", "Sherpa'r Wyddfa bus fares; Snowdon Mountain Railway tickets if used" ], "restrictions": [ "Eryri National Park; the summit area is part of the Yr Wyddfa National Nature Reserve", "Pen-y-Pass parking must be pre-booked during the pre-booking season (until 1 November in 2026); bookings cannot be extended and there is no phone signal at the car park", "Wild camping is not generally permitted in Wales without the landowner's permission" ], "nearestTown": "Llanberis", "nearestAirport": "Liverpool John Lennon Airport (LPL) or Manchester Airport (MAN)", "transport": [ "Rail to Bangor (North Wales Coast line) or Betws-y-Coed (Conwy Valley line), then Sherpa'r Wyddfa buses", "Sherpa'r Wyddfa S1 (Betws-y-Coed – Pen-y-Pass – Llanberis – Caernarfon) and S2 (Bangor – Llanberis – Nant Peris – Pen-y-Pass); summer timetable runs to 1 November in 2026, with a reduced winter service", "By car to Llanberis (A4086) for the Llanberis Path; to Nant Peris park and ride for buses to Pen-y-Pass" ] }, "availability": null, "huts": [], "unlinkedStageEndpoints": ["Yr Wyddfa"], "hutScope": "Only explicitly linked stage huts; unlinked endpoints are not inferred to be huts.", "notices": [ { "kind": "regulation", "text": "Pen-y-Pass car park is on a pre-booking system (JustPark) for the 2026 season, from 28 March to 1 November 2026; minimum £25 for 8 hours, no extensions. After 1 November it reverts to pay and display.", "date": "2026-03-28", "validUntil": "2026-11-01", "url": "https://eryri.gov.wales/visit/snowdon/pen-y-pass-car-park/", "sourceValidity": "date_not_requested", "currentRuleConfirmed": false, "routeScope": "unstructured; inspect text and source" } ], "sources": [ "https://en.wikipedia.org/wiki/Crib_Goch", "https://www.camptocamp.org/routes/959670", "https://www.camptocamp.org/routes/960119", "https://thebaldscrambler.co.uk/snowdonia/snowdon-range/crib-goch-scramble/", "https://www.livefortheoutdoors.com/routes/hiking/how-to-scramble-crib-goch-snowdonia/", "https://eryri.gov.wales/visit/plan-your-visit/guides/yr-wyddfa-choosing-the-right-path/" ], "sourceCatalog": { "s1": "https://en.wikipedia.org/wiki/Crib_Goch", "s2": "https://www.camptocamp.org/routes/959670", "s3": "https://www.camptocamp.org/routes/960119", "s4": "https://thebaldscrambler.co.uk/snowdonia/snowdon-range/crib-goch-scramble/", "s5": "https://www.livefortheoutdoors.com/routes/hiking/how-to-scramble-crib-goch-snowdonia/", "s6": "https://eryri.gov.wales/visit/plan-your-visit/guides/yr-wyddfa-choosing-the-right-path/" }, "provenance": { "description": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5", "s6"] }, "grade": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5", "s6"] }, "equipment": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5", "s6"] }, "waypoints": { "source": "ai-research", "confidence": 0.85, "sourceIds": ["s1", "s2", "s3", "s4", "s5", "s6"] }, "geometry": { "source": "osm", "confidence": 0.9, "note": "100% OSM trail graph, 0% short gaps between OSM fragments, 0% DEM least-cost, 0% straight (approx)", "sourceIds": [] }, "profile": { "source": "dem", "confidence": 0.75, "note": "elevation from copernicus_glo30, highres", "sourceIds": [] }, "stats": { "source": "dem", "confidence": 0.75, "note": "elevation from copernicus_glo30, highres", "sourceIds": [] } }, "limitations": [ "A comparison packet does not establish route suitability or current safety.", "Published and computed times may conflict; use the original sources before a deadline decision.", "Hut capacity is not vacancy. Transport prose is not a dated timetable.", "Historical seasons are not a forecast. Request weather separately for the actual dates." ] } } ] }, "sources": [ "https://eryri.gov.wales/visit/plan-your-visit/guides/yr-wyddfa-choosing-the-right-path/", "https://en.wikipedia.org/wiki/Snowdon", "https://www.climb-snowdon.co.uk/summit-routes/llanberis-path", "https://snowdoninfo.com/comparing-the-paths/", "https://eryri.gov.wales/visit/snowdon/pen-y-pass-car-park/", "https://www.walkupsnowdon.co.uk/snowdonia-walks/walk-up-snowdon-via-the-pyg-track/", "https://www.camptocamp.org/routes/930388", "https://en.wikipedia.org/wiki/Crib_Goch", "https://www.camptocamp.org/routes/959670", "https://www.camptocamp.org/routes/960119", "https://thebaldscrambler.co.uk/snowdonia/snowdon-range/crib-goch-scramble/", "https://www.livefortheoutdoors.com/routes/hiking/how-to-scramble-crib-goch-snowdonia/" ] } }