x402-gated with dynamic pricing. If X402_ENABLED=true, requests without
a valid X-Payment-Proof header receive HTTP 402 with payment instructions.
Pricing is resolved per-model from the asset_pricing table.
Documentation Index
Fetch the complete documentation index at: https://docs.lucid.foundation/llms.txt
Use this file to discover all available pages before exploring further.
Lucid API key (lk_live_... or lk_test_...)
Transaction hash proving USDC payment (x402 protocol)