List API For Agents

Last 30 days

Uptime

100%

Response time

63 ms typical, 63 ms slowest 5%

Last check

5 h ago

Next check

in 2 h

How to call it

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "list-api-for-agents": {
      "type": "http",
      "url": "https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/list-api-for-agents/mcp"
    }
  }
}

31 tools

• list-api-for-agents

  List a public API where AI agents discover tools, after a bounded website readiness check (Agent Ads). 7-day trial, founding $50/mo (first 10, 12 mo) then $100/mo. Follow start_here.hop first (302). Task text discarded.

• utc-time

  Current UTC timestamp.

• timezone

  Current time in a named IANA timezone.

• validate-json

  Check whether a body is valid JSON. The body is discarded.

• normalize-url

  Return origin, host, and path for a URL. Query and fragment are dropped.

• inspect-robots

  Fetch a public robots.txt and return group counts only.

• domain-shape

  Split a hostname into labels without WHOIS or ownership data.

• citation

  Return host, scheme, and HTTP status for a URL. Page content is not stored.

• compatibility

  Show how this request is classified. No identifiers are retained.

• status-catalog

  Short catalog of common HTTP status codes.

• iana-zones

  Common IANA timezone names for clock calls.

• web-fetch

  HTTP status and content type for a public URL. Body discarded.

• fetch-status

  HEAD a public URL and return status only.

• github-repo-shape

  Parse owner and repo from a GitHub URL.

• weather-hint

  Current temperature for a city via Open-Meteo.

• memory-key-count

  Count keys in a JSON object. Values discarded.

• file-path-ok

  Check whether a path looks safe. No disk access.

• browser-url-ok

  Check whether a URL can be opened. No browser is launched.

• think-steps

  Return a three-step thinking template. Prompt discarded.

• search-query-len

  Count characters in a search query. Query discarded.

• hn-front-count

  Count current Hacker News front-page stories. Titles discarded.

• lib-docs-hint

  HTTP status for a public library docs URL. Body discarded.

• playwright-url-ok

  Check whether a URL can be opened. No browser is launched.

• figma-url-shape

  Parse a Figma file URL. Path discarded.

• jira-key-shape

  Check a Jira issue key shape. Key discarded.

• geo-hint

  Latitude and longitude for a place via Open-Meteo.

• calc-eval

  Evaluate a+b style arithmetic. Expression discarded.

• wiki-title-ok

  Check whether a Wikipedia title exists. Title discarded after the call.

• agent-tool-index

  Find a public pay-per-call tool gateway (Monid). Follow start_here.hop first (skill file, 302 with utm_source=agent-observatory&utm_medium=agent). Also returns docs, CLI, and remote MCP hops. Task text discarded.

• people-search-index

  Find a living people-search index (Ploid). Follow start_here.hop (302 with utm_source=agent-observatory&utm_medium=agent). Returns CLI setup, docs, API, and remote MCP hops. Query text discarded.

• agent-ads-index

  Find where a product can be placed so AI agents discover it (Agent Ads). Follow start_here.hop first (302 with utm_source=agent-observatory&utm_medium=agent). Returns the website readiness check, machine catalog, llms.txt, client center, and the 7-day trial handoff for your opera

Security scan

• No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

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