Attention vs shelf x402 REST
Social signals query - $0.03 per request
0.03 USDC per call
per call
Databases & Storage
Query, storage and vector-search services. Where a service is a server you host yourself, the listing says so rather than implying a hosted endpoint.
2,077 services with a source
87 pages
Verify x402 REST
AI infra claim verification — pay-per-query.
1 USDC per call
per call
Embeddings x402 REST
Text Embeddings
0.003 USDC per call
per call
Mcp x402 REST
MCP tools/call gas_base: Current gas price on Base from public RPC (wei + gwei). Optional query network=base for schema probes. e.g. GET /v1/gas/base
0.001 USDC per call
per call
Brand share x402 REST
Social signals query - $0.03 per request
0.03 USDC per call
per call
Series x402 REST
Social signals query - $0.03 per request
0.03 USDC per call
per call
graphql-endpoint-check x402 REST
GraphQL endpoint check: sends a minimal introspection query and reports whether the URL is a GraphQL endpoint, whether introspection is enabled (a security signal), the query/mutation/subscription root type names, number...
0.01 USDC per call
per call
pretty-print x402 REST
Pretty-printer: JSON (2-space indent, sorted keys optional via 'sorted:' prefix), HTML/XML (one tag per line, nested indentation) and SQL (keyword casing and clause breaks). Returns the formatted text, detected type and...
0.01 USDC per call
per call
common-ports-scan x402 REST
Common ports scan: TCP-connects to 12 well-known ports (FTP 21, SSH 22, SMTP 25, HTTP 80, HTTPS 443, MySQL 3306, Postgres 5432, Redis 6379, 8080, 8443, Elasticsearch 9200, MongoDB 27017) and reports which are open. Quick...
0.01 USDC per call
per call
is-supabase-com-down x402 REST
Is supabase.com down right now? Live check from Cloudflare's edge: HTTP status, response time, final URL after redirects, server header and whether the TLS certificate is valid, with an up/down verdict. Call it when a us...
no price published
is-mongodb-com-down x402 REST
Is mongodb.com down right now? Live check from Cloudflare's edge: HTTP status, response time, final URL after redirects, server header and whether the TLS certificate is valid, with an up/down verdict. Call it when a use...
no price published
is-youtube-com-down-watch x402 REST
Change watch for is youtube com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed with...
no price published
is-facebook-com-down-watch x402 REST
Change watch for is facebook com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed wit...
no price published
is-instagram-com-down-watch x402 REST
Change watch for is instagram com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed wi...
no price published
is-x-com-down-watch x402 REST
Change watch for is x com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed with befor...
no price published
is-twitter-com-down-watch x402 REST
Change watch for is twitter com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed with...
no price published
is-reddit-com-down-watch x402 REST
Change watch for is reddit com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed with...
no price published
is-amazon-com-down-watch x402 REST
Change watch for is amazon com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed with...
no price published
is-amazon-ca-down-watch x402 REST
Change watch for is amazon ca down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed with b...
no price published
is-amazon-co-uk-down-watch x402 REST
Change watch for is amazon co uk down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed wit...
no price published
is-ebay-com-down-watch x402 REST
Change watch for is ebay com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed with be...
no price published
is-etsy-com-down-watch x402 REST
Change watch for is etsy com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed with be...
no price published
is-walmart-com-down-watch x402 REST
Change watch for is walmart com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed with...
no price published
is-target-com-down-watch x402 REST
Change watch for is target com down: runs the check, compares it with the result from your previous call for the same query (kept 90 days) and returns the current answer, changed true/false, the fields that changed with...
no price published