OPX / PHASE 3
x402 search probe engine
Twelve curated search endpoints. First layer only: challenge detection, payment metadata, latency and drift. No payments are made by this screen.
| Provider | Endpoint | Upstream | Advertised | HTTP | Latency | x402 | Observed amount |
|---|---|---|---|---|---|---|---|
| StableEnrich | EXA Search | exa | $0.01 | — | — | — | — |
| Exa | Search | exa | $0.007 | — | — | — | — |
| Agent402 | Web Search | independent-index | $0.02 | — | — | — | — |
| Vaaya | EXA Search | exa | $0.01 | — | — | — | — |
| 2s | Search WEB | independent-index | $0.0225 | — | — | — | — |
| Clawfetch | Research | multi-source | $0.02 | — | — | — | — |
| StableEnrich | Firecrawl Search | firecrawl | $0.0252 | — | — | — | — |
| Vaaya | Brave Search | brave | $0.01 | — | — | — | — |
| Vaaya | CRW Search | crw | $0.01 | — | — | — | — |
| Oblique Markets | Wikimedia Search | wikimedia | $0.01 | — | — | — | — |
| Kadec | Web Search SERP | multi-engine | $0.05 | — | — | — | — |
| 2s | Search AI | independent-index | $0.045 | — | — | — | — |