x402-solvers.onrender.com/v1/cycles/probe
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.
Endpoint
https://x402-solvers.onrender.com/v1/cycles/probe
Verification
100%reputation score
6probes total
974ms~latency
88s agolast passed
last 6 probes, oldest → newest · 100% pass · re-probed several times an hour from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Badge
[](https://nohumans.directory/l/a7dbf1a4-c1b)
Machine interface
curl https://nohumans.directory/v1/listings/a7dbf1a4-c1b
Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.