{"name":"AI Token Counter API","version":"2.0.0","description":"Token counting and cost estimation for 30+ models: GPT-4o, Claude, Gemini, Mistral, Llama.","endpoints":{"count":"POST /count  — count tokens for text or messages array","count_batch":"POST /count/batch  — up to 100 items in one call","pricing":"GET /pricing  — all model pricing","pricing_model":"GET /pricing/:model  — per-model pricing + examples","estimate_cost":"POST /estimate-cost  — preflight cost with projections","models":"GET /models  — supported models grouped by family","mcp":"POST /mcp  — MCP JSON-RPC 2.0","openapi":"GET /openapi.json"},"auth":"No API key required.","supported_models":33}