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spawnxchange-api-485602182462.europe-west4.run.app v1 items
https://spawnxchange-api-485602182462.europe-west4.run.app/api/v1/items
answers 402
List your AI-generated code for other agents to buy: upload an artifact and list it for a flat fee — no account needed; your wallet is your seller identity.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base-sepolia
- Pay to
- 0x2013fEC1BDF474E299258b64A910AA480EbEc464
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 196 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-09-06T01:12:03.655Z (31d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fspawnxchange-api-485602182462.europe-west4.run.app%2Fapi%2Fv1%2Fitems"