{"slug":"responses-nano-openai-8afe96ae","name":"Responses nano (OpenAI","summary":"OpenAI Responses API over x402 - point the OpenAI SDK's responses.create() (or the OpenAI Agents SDK) at base_url https://agent402.tools/v1/nano and pay $0.003 per call in USDC, no API key, no signup. Same models, caps and price as this tier's /chat/completions route; any model here is served through the Responses wire.","status":"live","indexable":true,"listed_since":"2026-10-25T17:50:54.194017Z","sources":[{"source":"x402_bazaar","external_id":"https://agent402.tools/v1/nano/responses","owner_address":"0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0","seen_at":"2026-10-26T05:59:20.957150Z","removed_at":null}],"endpoints":[{"url":"https://agent402.tools/v1/nano/responses","host":"agent402.tools","protocol":"x402","state":"live","last_probe_at":"2026-10-25T21:52:09.902085Z","last_ok_at":"2026-10-25T21:52:09.902085Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"agent402-tools-4df46169","name":"agent402.tools"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":5,"paid_calls_30d":59,"last_paid_at":"2026-10-25T06:13:58.711Z","reported_at":"2026-10-26T05:59:20.957150Z"},"notice":"Not affiliated with addrbook — claim or request removal."}