B20 Transfer Preflight
🆕 The per-transaction B20 rail check: pass token + from + to (+ optional executor) and get one GO/HOLD/STOP on whether this exact transfer clears NOW — sender policy resolved against the sender, receiver policy against the recipient, execut
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 435 ms
- Price
- $0.040 per call
- Paying buyers, last 30 days
- 2 (directory's own records)
- Paid calls, last 30 days
- 2
- Category
- Travel: rail, car hire, other
- Address
- https://402.com.tr/api/x402/b20-transfer-preflight
Accuracy: paid answers checked against an independent record
Not yet in our paid checks. A seller we have not checked has neither passed nor failed.
For agents
This page as JSON: /sellers/4f2851d7523d.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).