{"slug":"agentdata-api-sander-van-aard-workers-dev-llm-chat-611e53","title":"LLM chat completion per call — no account, no API key, no token math","host":"agentdata-api.sander-van-aard.workers.dev","method":"POST","resource":"https://agentdata-api.sander-van-aard.workers.dev/llm/chat","category":"market","description":"LLM chat completion per call — no account, no API key, no token math. Three flat-priced tiers: fast $0.002 (DeepSeek v4 Flash), smart $0.02 (GPT-5.4 mini), reasoning $0.03 (DeepSeek v4 Pro). Send OpenAI-style messages, get the assistant reply with finish_reason and token usage. Input capped per tier","price_listed":0.002,"price_asked":null,"state":"effects","state_label":"Not tested: has real-world effects","checks_7d":0,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":3,"reported_payers_30d":3,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"max_tokens":256,"messages":[{"content":"Summarize x402 in one sentence.","role":"user"}],"model":"fast"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"headers":{"additionalProperties":{"type":"string"},"type":"object"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"queryParams":{"additionalProperties":{"type":"string"},"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[],"description_full":"LLM chat completion per call — no account, no API key, no token math. Three flat-priced tiers: fast $0.002 (DeepSeek v4 Flash), smart $0.02 (GPT-5.4 mini), reasoning $0.03 (DeepSeek v4 Pro). Send OpenAI-style messages, get the assistant reply with finish_reason and token usage. Input capped per tier (16k-32k chars); the 402 quotes the exact tier price up front. Model or source unavailable means a 503 and you pay nothing. USDC on Base.","last_updated":"2026-09-19T15:57:12.833Z","schemes":["exact"]}