Traverse for agents
Find a tool, inspect its inputs and price, and call it with your x402 client.
Choose an execution workflow
venue-cost
Compare visible BTC/USD execution cost across Coinbase and Kraken using buyer-supplied taker fees.
slippage-size
Find BTC/USD size available within a marginal price slippage limit on Coinbase and Kraken.
historical-cost
Compare hourly modeled BTC perpetual execution prices by order size on Kraken Futures.
sequential-preflight
Simulate two to four unsigned Base calls in sequence against a pinned block with an optional final return-data assertion.
reconcile
Match a completed LI.FI EVM bridge transfer to its destination token credit.
Check report freshness for free
curl -fsS 'https://api.traverseengine.com/v1/reports/jupiter-lend/status'
Use the paid report when status is fresh and window.end has advanced. The free status route exposes the current window, vault coverage, and payment options.
Handle payment and availability
Inspect the payment challenge before signing. Paid routes accept Base or Solana USDC. HTTP 503 indicates unavailable data or service. After a submitted payment, check for a settlement receipt before retrying.