{"service":"Maxwell International x402 data API","publicBase":"https://api.maxwellinternational.ai","updatedAt":"2026-09-30","contact":"accounts@nostosai.org","records":{"payments":"Every payment and delivered answer is recorded with the paying wallet and kept permanently.","llm":"llm.chat keeps every call permanently for abuse review: the paying wallet, payment, IP address, client, the full prompt and the full answer. Wallets that abuse it are blocked (403 wallet_blocked, before any charge)."},"payment":{"protocol":"x402 v2","asset":"USDC","networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","charging":["Paid routes answer 402 with PAYMENT-REQUIRED until a valid payment signature is sent.","Payment is verified first and settled only when the response is 2xx. 4xx and 5xx responses are sent with charged:false and are not settled.","A search that runs and finds zero matches is a 200 and is charged. Search responses carry match:true|false, and an empty result says so in message.","A lookup for a specific item that is not in the cache (for example an EDGAR accession, CVE or company number) is a 404 and is not charged.","Malformed requests are rejected with 400 before any payment is requested.","Each payment signature is single-use; a replay returns 402 payment_replay.","Settled payments for delivered 2xx responses are final.","llm.chat is priced per request before it runs: the estimated prompt plus max_tokens, at the model prices in /v1/llm/models; max_tokens is the spend limit and the price is final whatever length the answer has."]},"data":{"warranty":"Data is provided as-is from cached copies of public sources, without warranty of accuracy, completeness, or timeliness. 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