Use when an agent needs a token's USD price without a third-party price feed. Input: tokens (up to 10, base:0x… or sol:<mint>). Output: per token priceUsd, confidence, the pool used (Uniswap v3 / Aerodrome on Base, Orca Whirlpool on Solana; fee tier, depth in USD), path (direct USDC or via WETH/SOL), warnings; no price below $1,000 depth. Spot, not TWAP. Example: ?tokens=base:0x940181a94A35A4569E4529A3CDfB74e38FD98631