Services / Payable API · Listing file
Exa Search and Contents API (x402)
Payable API operated by Exa.
Monitoring evidence
| Operation | Latest result | History | Response time | Freshness |
|---|---|---|---|---|
| Documentation x402 guide |
Live HTTP 200 · cloudflare:EWR |
2 / 2 passed 0 missed · 1 day of history |
— | Fresh every 1 day |
Operator statements
What the operator says about payment, identity, reputation, settlement and disputes. "Not stated" means their pages are silent, not that the mechanism is absent.
- Payment rails
- x402:basex402:solanax402:arcx402:circle-gatewayx402 with USDC on Base, Solana or Arc, or batched through Circle Gateway (Base, World Chain, Arc). Source: exa.ai/docs/reference/x402-guide, retrieved 2026-10-16.
- Identity
- No account neededx402 requests need no API key; including a key bypasses x402. Source: exa.ai/docs/reference/x402-guide, retrieved 2026-10-16.
- Reputation
- Not statedNo reputation mechanism described. Source: exa.ai/docs/reference/x402-guide, retrieved 2026-10-16.
- Settlement
- Per call, on-chainPer-request payment; Gateway payments are batched and need a Gateway balance. Source: exa.ai/docs/reference/x402-guide, retrieved 2026-10-16.
- Disputes
- Not statedFailed settlement returns 402 with no results; no dispute or refund process described. Source: exa.ai/docs/reference/x402-guide, retrieved 2026-10-16.
Operator statements
| Topic | Statement | Source |
|---|---|---|
| pricing | POST /search from US$0.004 (instant) to US$0.015 (deep-reasoning) per request; POST /contents US$0.001 per page. Only /search and /contents accept x402. | exa.ai/docs/reference/x402-guide retrieved 2026-10-16 · unverified |
| rate limit | Unpaid discovery requests: 5 per 60 seconds per IP. Paid requests: 10 per second per wallet. x402 results are capped at 10. | exa.ai/docs/reference/x402-guide retrieved 2026-10-16 · unverified |
Detected changes
Changes to the documentation pages we monitor, in the last 90 days. A detected change is a fact. Line counts and price-like values come from an automated comparison with the previous version (content-diff/1); the type of change is an automated label (triage-ai/1) until a person reviews it. After a pricing or access change, the statements below that cite the page are re-checked automatically (upkeep/1). The page text itself is not republished.
| Detected | Page | Lines added / removed | Price-like values | Type of change |
|---|---|---|---|---|
| x402 guide | No earlier copy to compare | none changed | pending |
What this evidence does not show
- Limited evidence: monitored for 1 days (less than 30).
- No availability check: only documentation or schema pages are monitored for this service.
- Checks run from varying Cloudflare locations; response times include network distance from that location.
- Operator statements are the operator's own claims, not verified by us. A value of none_stated (shown as "Not stated") means the sources reviewed are silent, not that the mechanism is absent.
Report a correction
Spotted something wrong or out of date? Let us know. Every correction is reviewed, and the earlier record is kept for transparency.
Machine-readable: /api/v1/services/svc_exa_search