LLM chat completion

Generate an LLM chat completion: send a prompt or messages and get an answer from DeepSeek chat.

Price: $0.002 per call · USDC on Base (eip155:8453) or Solana · no signup, no API key.

Request

{"prompt": "Hello", "max_tokens": 300}

Response (shape)

{"product": "scanpay.chat", "reply": "Hello! How can I assist you today?", "model": "deepseek-chat", "usage": {"prompt_tokens": 10, "completion_tokens": 20}, "price_usd": 0.02}

Call it

curl "https://scanpay-edge.alextaghiashvili.workers.dev/api/v1/chat" -H 'Content-Type: application/json'  -H 'PAYMENT-SIGNATURE: <x402 payment header>'   -d '{"prompt": "Hello", "max_tokens": 300}'

Quickstart (TypeScript / Python) · llms.txt · catalogue.json · all tools