FRESH OBSERVED ENDPOINT EVIDENCE · DATASET REVISION 322499

Idempotency key: returns firstTime:true only once per key within ttl (dedupe retries/double-sends). Send { key, token, ttlSec? }.

Endpoint
https://x402-services-production.up.railway.app/api/idempotency

Category crypto_onchain

Capabilities Speech transcription

Routable now yes

Observed price $0.003

Craft score 85.9

Last probe 2026-07-29T01:36:15.416Z