OpenAI-compatible chat completions, premium tier: gpt-5, gpt-6 astra, o3 and o4-mini, claude opus, claude fable 5.1 - paid per call in USDC over x402. Same wire format as /v1/chat/completions with the largest caps (85k chars in, 8192 tokens out).
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.50 USDC | 0xaBF4...a9D0 |
| Polygon | exact | $0.50 USDC | 0xaBF4...a9D0 |
| Arbitrum One | exact | $0.50 USDC | 0xaBF4...a9D0 |
| eip155:143 | exact | 0.50 tokens | 0xaBF4...a9D0 |
| eip155:43114 | exact | 0.50 tokens | 0xaBF4...a9D0 |
| eip155:1329 | exact | 0.50 tokens | 0xaBF4...a9D0 |
| Optimism | exact | $0.50 USDC | 0xaBF4...a9D0 |
| eip155:4663 | exact | 0.50 tokens | 0xaBF4...a9D0 |
| Celo | exact | 0.50 tokens | 0xaBF4...a9D0 |
| Base | upto | $0.50 USDC | 0xaBF4...a9D0 |
| solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | exact | 0.50 tokens | J7aN3P...3xwg |
| stellar:pubnet | exact | 5.00 tokens | GDNJXC...WWRL |
| algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= | exact | 0.50 tokens | C7IIHG...2XIE |