{"authentication":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","network":"eip155:8453","type":"x402"},"description":"LLM gateway providing OpenAI-compatible access to 105+ frontier AI models with x402 pay-per-request in USDC.","endpoints":[{"auth":"x402","description":"OpenAI-compatible chat completions","method":"POST","path":"/v1/chat/completions"},{"auth":"none","description":"List available models (public, no auth required)","method":"GET","path":"/v1/models"},{"auth":"none","description":"Per-model pricing (USD/1M tokens)","method":"GET","path":"/api/pricing"}],"name":"Token4u AI Chat API","version":"1.0.0"}