ScriptMasterLabs.com · x402 Directory
Responses base (OpenAI
Resource: https://agent402.tools/v1/responses · Directory page generated 2026-11-05T23:25:14.761Z from live sources.
The facts, as last reported 2026-11-05T21:33:53.714Z: this resource answers x402 payment challenges at 0.02 USDC on Solana (exact), pay to J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg. It is reported by PayAI, Coinbase CDP and its directory state is live.
What it does
OpenAI Responses API over x402 - point the OpenAI SDK's responses.create() (or the OpenAI Agents SDK) at base_url https://agent402.tools/v1 and pay $0.02 per call in USDC, no API key, no signup. Same models, caps and price as this tier's /c
Payment options
| Network | Scheme | Asset | Amount | Pay to |
|---|---|---|---|---|
| Solanasolana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | USDCEPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v | 0.0220000 atomic | J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg |
| Baseeip155:8453 | exact | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0220000 atomic | 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0 |
| Polygoneip155:137 | exact | USDC0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 | 0.0220000 atomic | 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0 |
| Arbitrumeip155:42161 | exact | USDC0xaf88d065e77c8cC2239327C5EDb3A432268e5831 | 0.0220000 atomic | 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0 |
| EVM 143eip155:143 | exact | 0x754704Bc059F8C67012fEd69BC8A327a5aafb603 | 0.0220000 atomic | 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0 |
| Avalancheeip155:43114 | exact | 0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E | 0.0220000 atomic | 0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0 |
Verification — the enrichment record
| Verification state | facilitator-reported |
|---|---|
| Verified / reported at | 2026-11-05T21:33:53.714Z |
| Settlement recency | listing last updated 2026-11-05T21:30:55.505Z at its source |
| Freshness | live — last reported 2026-11-05T21:33:53.714Z, listing last updated at source 2026-11-05T21:30:55.505Z |
| Reporting facilitator | PayAI |
| Sources | payai, cdp |
| Tags | llm, ai, inference, openai-compatible, responses-api |
Call it
An unpaid call returns the live 402 challenge — that challenge, not this page, is the price quote:
curl -i "https://agent402.tools/v1/responses"
Pay it with any x402 client on Solana, Base, Polygon, Arbitrum, EVM 143, Avalanche, EVM 1329. Networks: Solana · Base · Polygon · Arbitrum · EVM 143 · Avalanche · EVM 1329