๐ Bahn Transfer-Chain Advisor
Real-time Deutsche Bahn travel intelligence: if you are on a delayed train and need to know where to get off and which connection still reaches your destination on time, this endpoint computes transfer-risk, alternative onward connections from every upcoming stop, and a clear recommendation.
Payment via x402: 10 USDC-cents per query, USDC on Base (eip155:8453) via EIP-3009 authorization. No account, no API key. Currently covers German rail (DACH feeds); no SLA โ data from live rail feeds.