{"uid":"cap_L-eoiAeNeDcHMsXZle4N5","slug":"momoai-think-pay-per-call-llm-reasoning-endpoint-2f6943d5","name":"momoAI Think — Pay-per-call LLM Reasoning Endpoint","description":"Pay-per-use LLM API. Chat, reasoning, code review, translation, summarization, data extraction, and more. Pay with USDC on Base.","url":"https://aimomo.vercel.app/api/think","method":"POST","headers":{},"bodySchema":{"type":"object","required":["messages"],"properties":{"messages":{"type":"array"},"max_tokens":{"type":"integer"},"temperature":{"type":"number"}}},"responseSchema":{"type":"object","properties":{"data":{"type":"object","properties":{"id":{"type":"string"},"model":{"type":"string"},"usage":{"type":"object","properties":{"total_tokens":{"type":"integer"},"prompt_tokens":{"type":"integer"},"completion_tokens":{"type":"integer"}}},"content":{"type":"string"},"finish_reason":{"type":"string"}}},"meta":{"type":"object","properties":{"model":{"type":"string"},"price":{"type":"string"},"endpoint":{"type":"string"},"timestamp":{"type":"string"},"deep_thinking":{"type":"boolean"}}},"success":{"type":"boolean"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_2g4Bm0LlVTKp1NfP2ScIy","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Sends a chat/reasoning prompt to a pay-per-call LLM API and returns a generated text response, paid via USDC on Base","exampleAgentPrompt":"Use momoAI's think endpoint to review this Python function for bugs and suggest improvements: 'def add(a, b): return a - b' — keep the response concise, use a temperature of 0.7, and limit to 500 tokens.","exampleUseCases":null,"resultDescription":"Returns a JSON object with a 'data' field containing the LLM's generated text content, model used, token usage breakdown (prompt, completion, total), and finish reason. A 'meta' field includes pricing, timestamp, endpoint, and whether deep thinking mode was active. A top-level 'success' boolean indicates call status.","failureModes":["Payment failure if USDC balance on Base is insufficient — returns 402 Payment Required","Invalid messages array format — returns 400 Bad Request","Model unavailable or overloaded — may return 503 or timeout","Exceeding max_tokens limit — response may be truncated with finish_reason='length'","Network/deployment issues on Vercel — intermittent 500 errors"],"whenToPreferThis":"Choose this endpoint when you need a pay-per-call LLM with no subscription or API key commitment, billed per request in USDC on Base. Ideal for agents making occasional or unpredictable LLM calls, automations that need to budget per inference, or crypto-native workflows where on-chain micropayments are preferred over traditional billing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:33:52.280Z","isFirstParty":false}