the402 endpoint detail

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api.writer.place factory create

https://api.writer.place/x402/factory/create

payable

Create a Writer Place: a smart-contract-backed onchain data store for durable public or encrypted writing, notes, and agent data. The x402 payer becomes the admin and sole manager.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.01
Network
base
Pay to
0xCC2011577CaD30e15d8c8d6329d36DeAF85BD2Cc
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
340 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:14:00.826Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.writer.place%2Fx402%2Ffactory%2Fcreate"