the402 endpoint detail

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x402.shizu.me count

https://x402.shizu.me/count

payable

Exact token count for text using OpenAI tokenizers. Body: {text, encoding?} where encoding is cl100k_base or o200k_base (default). Returns tokens and char_count. Use to budget prompts and context windows.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.002
Network
base
Pay to
0x217e5Fe265EB78b29067bF8324ef03a7D8e167C4
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
877 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:14:37.230Z (2d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fx402.shizu.me%2Fcount"