{"uid":"cap_GeujVVNrktpovKOpe8NB9","slug":"netintel-gpt-4o-mini-chat-completions-f2628959","name":"NetIntel GPT-4o-mini Chat Completions","description":"Network intelligence API — 138 endpoints, all pay-per-call via x402 micropayments (USDC on Base or Solana mainnet).\n\nNetIntel is agent fair-trade aligned: transparent per-call pricing in USDC on Base or Solana via x402, no API keys or signup, and automatic no-charge on server errors, upstream failures, and input-validation rejections — failed calls are never billed across NetIntel's network, domain, and data-intelligence endpoints.","url":"https://netintel-production-440c.up.railway.app/openai/gpt-4o-mini","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":["messages"],"properties":{"top_p":{"type":"number","description":"Nucleus sampling. Optional."},"messages":{"type":"array","items":{"type":"object","required":["role","content"],"properties":{"role":{"type":"string","description":"system, user, or assistant"},"content":{"type":"string","description":"Message text"}}},"description":"OpenAI chat messages: [{role:'system'|'user'|'assistant', content:string}]. Input capped ~24000 chars total."},"max_tokens":{"type":"number","description":"Max output tokens. Optional — defaults to 1024, capped at 1024."},"temperature":{"type":"number","description":"Sampling temperature. Optional."}}},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"id":{"type":"string"},"model":{"type":"string"},"usage":{"type":"object","description":"prompt_tokens, completion_tokens, total_tokens"},"object":{"type":"string","description":"Always 'chat.completion'"},"choices":{"type":"array","description":"Assistant message + finish_reason."},"created":{"type":"number","description":"Unix timestamp (seconds)"}}}}}}},"responseSchema":{"type":"json","example":{"id":"chatcmpl-abc123","model":"gpt-4o-mini","usage":{"total_tokens":13,"prompt_tokens":11,"completion_tokens":2},"object":"chat.completion","choices":[{"index":0,"message":{"role":"assistant","content":"Hi!"},"finish_reason":"stop"}],"created":1735689600}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_H21f3Yqolv11dzhUexqCZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Proxies chat completion requests to OpenAI's GPT-4o-mini model via pay-per-call x402 micropayments, returning standard OpenAI-compatible chat completion responses","exampleAgentPrompt":"Ask GPT-4o-mini to summarize this paragraph for me — pay per call in USDC, no API key needed: 'Quantum computing uses quantum bits that can exist in superposition, enabling parallel computation at a scale classical computers cannot match.'","exampleUseCases":[{"title":"One-off AI answer without subscription","prompt":"I need a quick answer from GPT-4o-mini without setting up an OpenAI account — ask it: 'What are the three most important factors in choosing a cloud database?' and just pay the small per-call fee."},{"title":"Agent pipeline LLM step","prompt":"In my automated workflow, use GPT-4o-mini to classify this customer support message as 'billing', 'technical', or 'general' and return only the category label: 'My invoice shows a double charge from last Tuesday.'"},{"title":"Serverless LLM for cost-sensitive app","prompt":"Generate a one-sentence product description for 'EcoBottle Pro — a 32oz stainless steel water bottle with temperature retention for 24 hours' using GPT-4o-mini, billed per call so I only pay for what I use."}],"resultDescription":"Returns a standard OpenAI chat.completion JSON object containing the assistant's reply text, finish reason, model name, creation timestamp, completion ID, and token usage breakdown (prompt tokens, completion tokens, total tokens).","failureModes":["Invalid or malformed messages array returns a 400 input validation error with no charge","Upstream OpenAI service failure returns a server error with no charge billed","Insufficient USDC balance or failed x402 payment results in 402 Payment Required with no completion","Exceeding model context length returns a token limit error","Malformed JSON request body returns parsing error without charge"],"whenToPreferThis":"Choose this endpoint when you need GPT-4o-mini chat completions without an OpenAI API key or subscription, want strict pay-per-call USDC billing with no monthly commitment, need failed-call billing protection, or are building an agent or workflow that requires portable LLM access payable via x402 on Base or Solana.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:53:05.738Z","isFirstParty":false}