dev.workers.anthonyzilar.changefeed/api-change-feed

up checked 2026-11-11T01:37:23.418Z

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Publisher-provided title

API Change Feed

Publisher-provided description

Breaking changes, deprecations and security fixes for 38 popular APIs/SDKs. Paid per call via x402.

Summary by lookupd

Lets agents query breaking changes, deprecations and security fixes across 38 APIs and SDKs, with free freshness and version checks.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http api-change-feed https://changefeed.anthonyzilar.workers.dev/mcp

Codex, remote (streamable-http)

codex mcp add api-change-feed --url https://changefeed.anthonyzilar.workers.dev/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "api-change-feed": {
      "url": "https://changefeed.anthonyzilar.workers.dev/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (6 tools)

Publisher-provided text

• list_sources List the 60 APIs/SDKs we track and the package names to query them by. Free.
• preview_changes Latest five breaking/deprecation/security headlines across all sources, to check freshness. Free.
• quick_check Free. Before writing code against a library you may know only from older training data, check whether it changed since that version: verdict, major versions cro
• upgrade_check What changed in a package since the version your code targets: breaking changes, deprecations, security fixes and major versions crossed, with the sentence that
• get_changes Normalized change records (breaking, deprecation, security, release) for one tracked API/SDK or all of them, filterable by date and kind. Costs $0.005 (x402, US
• digest Everything breaking, deprecated or security-related across all tracked sources since a date, grouped by source. Costs $0.02 (x402, USDC).

Details

• Version: 0.2.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 930 ms
• First indexed: 2026-11-04T18:17:14.017Z
• Last seen in registry: 2026-11-04T18:17:14.017Z
• Website: https://changefeed.anthonyzilar.workers.dev

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• 62092 servers
• Last crawl: 2026-11-11T17:38:11.606Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp