the402 endpoint detail

← All endpoints

api.agentstools.dev model lookup

https://api.agentstools.dev/model/lookup

payable

Look up one normalized model record by name or short alias such as sonnet or 4o. Returns per-million input and output prices, context and output limits, capability tags, modalities, knowledge cutoff, release date, provider and coding benchmark, each fused from open keyless catalogs LiteLLM, models dev and Aider with a source citation. Unknown names return found false, never an error.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.008
Network
base
Pay to
0xF22e558a00D91Ee12A1F50C52186FecB8dDFf493
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
706 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:12:43.376Z (1d ago)
Category
finance-crypto

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.agentstools.dev%2Fmodel%2Flookup"