{"service":"x402-solvers","description":"Pay-per-call solver APIs for AI agents. Payment in USDC over x402 on Base.","network":"base","endpoints":[{"method":"POST","path":"/v1/cycles/probe","price":"$0.001","description":"Detect whether an arbitrage opportunity exists in a set of token exchange rates (multi-pool negative-cycle scan). Cheap boolean + magnitude signal for trading agents. POST a swap-rate graph, get back whether a profitable cycle exists and how large — without the path."},{"method":"POST","path":"/v1/cycles/report","price":"$0.25","description":"Find and return the exact arbitrage cycle in a set of token exchange rates: the token loop, each hop with post-fee rate, and gross theoretical profit. Multi-pool Bellman-Ford scan for trading/DeFi agents."},{"method":"POST","path":"/v1/simulate/route","price":"$0.01","description":"Simulate a swap before sending it: given pool reserves and a trade size, return the actual output after slippage and fees, with per-hop price impact and execution price. Pre-trade simulation for multi-hop DEX routes on constant-product AMMs (Uniswap v2 style, Aerodrome)."},{"method":"POST","path":"/v1/simulate/optimal","price":"$0.50","description":"Compute the optimal trade size for an arbitrage cycle: the exact amount that maximizes profit given pool reserves, plus the profit it yields. Answers how much capital an arbitrage opportunity can absorb before slippage erases it. Closed-form, no iteration."},{"method":"POST","path":"/v1/pools/health","price":"$0.01","description":"Assess liquidity pool health and depth: how much size each pool absorbs at 0.1/0.5/1/2/5% price impact, fee APR, turnover, deviation from a reference price, and flags for thin liquidity or actionable price gaps. Batch up to 200 pools per call."}]}