LLM completion per call, no account and no API key: POST a prompt (or a messages array) and get the model answer as JSON. Hard caps disclosed in every response (6,000 UTF-8 bytes in, 750 tokens out on this tier). Fixed price per call, signed receipt included so the answer stays auditable. Larger tier at /x402/chat-plus.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.005000 USDC | 0x478b...39f2 |
| Arbitrum One | exact | $0.005000 USDC | 0x478b...39f2 |
| Polygon | exact | $0.005000 USDC | 0x478b...39f2 |
| solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | 0.01 tokens | 9N5TAH...AQ4c |