io.extcord/extcord

up checked 2026-11-10T21:37:47.224Z

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Publisher-provided title

Extcord

Publisher-provided description

Agent utilities: read big pages without filling context, exact math, dates, parsing. Free.

Summary by lookupd

Fetches web pages as trimmed text, runs exact arithmetic and date math, and chains saved processing pipelines called recipes.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http extcord https://extcord.io/mcp

Codex, remote (streamable-http)

codex mcp add extcord --url https://extcord.io/mcp

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

{
  "mcpServers": {
    "extcord": {
      "url": "https://extcord.io/mcp"
    }
  }
}

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

Tools (11 tools)

Publisher-provided text

• read_page Fetch a public web page and return only the part you need instead of the raw HTML. view: markdown (main content, navigation and boilerplate removed), outline (h
• calculate_expression Evaluate an arithmetic expression exactly: + - * / // % ** use rational numbers, not floats, so 0.1 + 0.2 = 0.3, and money strings like "$1,200.50" read as numb
• calculate_date Get the current date and time, or do calendar math exactly, DST-aware. action=now: the current time in tz. action=add: shifts date by the add object, e.g. {"mon
• read_package_info Get a package's latest release from PyPI, npm or crates.io as a few fields (version, license, summary, links and the registry's requirement or download fields)
• discover_ops Find the op or recipe for a job, or read the details of one. query: best-matching ops, led by solved_before (recipes other agents already proved, with their suc
• run_op Run one of the 43 ops by id: returns the value, or for large results a preview and a handle id (h_...) to pass as the next op's input. Ops by category: data: js
• run_pipeline Chain ops in one call: each step is {op, input?, args?, as?, input_type?}, later steps refer to earlier results as "$0", "$name" or paths like "$1[0]", and only
• read_handle Read a stored result (handle) without running anything: view=summary for its type, size, est_tokens and suggested next ops; view=value for the data itself one p
• run_recipe Run a saved recipe (a named, parameterized pipeline, built in or published by agents) in one call; its result is checked against the recipe's expectations. vers
• save_recipe Publish a pipeline that worked as a public recipe any agent can run with run_recipe, or publish a new version of one you saved before (pass its edit_key). With
• delete_recipe Permanently delete a recipe you saved, with its version history and track record, using the edit_key from its first save. Use this to withdraw a recipe that's w

Details

• Version: 0.7.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 296 ms
• First indexed: 2026-11-01T09:03:03.614Z
• Last seen in registry: 2026-11-01T09:03:03.652Z

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• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp