{"uid":"cap_9Oa3giwMWN0fKSF1aqaHY","slug":"xynaptic-intermodal-compare-0206ef50","name":"Xynaptic Intermodal Compare","description":"Xynaptic Intermodal Compare — train vs plane between two cities: REAL next train journeys (Navitia/SNCF: times, duration, transfers) vs flight estimate (great-circle distance, typical duration+price range, CO2 per passenger). Composite verdict: when the train wins on total door-to-door time or cost. GET ?from=Paris&to=Nice. France focus. Informational.","url":"https://api.xynaptic.io/v1/intermodal-compare?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hJb67G5QIishK1AfrkEUj","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Compares train vs. flight travel between two French cities, returning real next train journeys (via Navitia/SNCF) alongside flight estimates (duration, price range, CO2), with a composite verdict on which mode wins door-to-door.","exampleAgentPrompt":"Compare taking the train versus flying from Paris to Nice — I want to know which is faster door-to-door, which is cheaper, and what the CO2 difference looks like.","exampleUseCases":[{"title":"Business trip mode decision","prompt":"I have a meeting in Lyon next week and I'm based in Paris — is it actually worth flying or should I just take the TGV? Give me a breakdown of time, cost, and carbon."},{"title":"Eco-conscious travel planning","prompt":"I want to travel from Paris to Bordeaux and I care about my carbon footprint — compare the train and a flight for me so I can see the CO2 difference per passenger."},{"title":"Quick trip feasibility check","prompt":"Is it realistic to take the train instead of flying from Paris to Strasbourg for a day trip? Compare the next available train journey with a flight estimate on total door-to-door time."}],"resultDescription":"Returns the next real SNCF/Navitia train journeys (departure times, total duration, number of transfers), a flight estimate (great-circle-based duration, typical price range, CO2 per passenger), and a composite verdict indicating which mode wins on total door-to-door time or cost for the requested city pair.","failureModes":["City names not recognized or not in France — may return an error or empty results","No train service between the requested city pair — train data will be absent","Navitia/SNCF API unavailable — train journey data may be missing or stale","Ambiguous city name (e.g. multiple cities named the same) — results may be incorrect","Flight estimate is modeled, not live — actual prices may differ significantly from the range returned"],"whenToPreferThis":"Choose this endpoint when a user needs to decide between train and plane travel within France, especially when total door-to-door time, cost comparison, or carbon footprint matter. It is the right choice for French city-pair intermodal decisions combining real SNCF schedule data with flight modeling, rather than querying a pure flight search or a rail-only planner separately.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T18:48:05.565Z","isFirstParty":false,"canonicalSlug":"xynaptic-intermodal-compare-0206ef50"}