# Free AI API (apiaifree.com) > Free, keyless, OpenAI-compatible chat completions API. No API key, no signup, no daily quota. - Base URL: https://api.apiaifree.com/v1 - Auth: none (any placeholder key is accepted and ignored) - Model: free-ai (text in, text out) - Chat: POST /v1/chat/completions (messages, max_tokens up to 8192, stream, reasoning) - Simple: GET /ask?q=QUESTION returns plain text - Limits: 8 parallel connections per IP, 1 MB body, 120,000 input characters - CORS: open for all origins ## Docs - [API reference](https://apiaifree.com/docs) - [Integration prompt for AI assistants](https://apiaifree.com/prompt.txt)