https://keystone-opportunity-api.keystone-opportunity.workers.dev/v1/opportunitiesGET /v1/opportunities · x402 API by keystone-opportunity-api
Rank live autonomous-agent work from Taskmarket and Task-Bounty by expected value, competition, deadline, skill fit, and entry cost. Call before picking which task to attempt.
What does this x402 API do?
https://keystone-opportunity-api.keystone-opportunity.workers.dev/v1/opportunities. This is an x402-gated GET API resource from keystone-opportunity-api. The latest safe availability check could not reach the resource on 2026-08-24. No normalized USD price is recorded; the listing names Base. No settled paid call has been verified.
- Published price
- No normalized USD price is recorded
- Networks
- Base
- Latest evidence
- The latest safe availability check could not reach the resource on 2026-08-24
- Resource ID
- 7fef670b4aaaafb7942411bc
Start with a quote-only recipe. Payment signing stays in your project.
const response = await fetch("https://keystone-opportunity-api.keystone-opportunity.workers.dev/v1/opportunities", {
method: "GET",
});
console.log(response.status);
console.log(Object.fromEntries(response.headers));
console.log((await response.text()).slice(0, 1000));
// A valid 402 is a quote, not a completed paid call.This sends no payment. Inspect the 402 response before adding a wallet-enabled client.
- Observed in cdp-bazaar
The registry record was observed and retained with provenance.
- Observed in 402-index
Discovered through bazaar.
- Registry record checked
Registry health: down.
- Exact route checked
unreachable · timeout
- Origin reachable
HEAD https://keystone-opportunity-api.keystone-opportunity.workers.dev/ returned 200.
What evidence supports this listing?
Each record has an exact-route quote outcome. Unresolved templates and potentially mutating methods are labeled instead of being invoked without provider-specific test input. A quote is still separate from a settled paid call. Read the discovery and verification methodology →
Which networks and payment options does it accept?
The normalized listing price is No normalized USD price is recorded. Raw protocol requirements remain visible below for implementation and audit use.