MCP server

Owid

io.github.pipeworx-io/owid

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

OWID MCP — Our World in Data chart/indicator access (free, no auth)

Website Source

At a glance

Type

MCP server

Publisher

pipeworx.io (verified by the MCP Registry)

Status

Working at last check

Tools

45

Token cost

About 27,076 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http owid https://gateway.pipeworx.io/owid/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.owid]
url = "https://gateway.pipeworx.io/owid/mcp"

Gemini CLI

{"mcpServers":{"owid":{"httpUrl":"https://gateway.pipeworx.io/owid/mcp"}}}

Cursor

{"mcpServers":{"owid":{"url":"https://gateway.pipeworx.io/owid/mcp"}}}

VS Code

{"servers":{"owid":{"type":"http","url":"https://gateway.pipeworx.io/owid/mcp"}}}

Antigravity

agy mcp add owid https://gateway.pipeworx.io/owid/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"owid","server_url":"https://gateway.pipeworx.io/owid/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"owid","server_url":"https://gateway.pipeworx.io/owid/mcp"}

Tools

• fetch_indicator ~420 tokens
  Fetch tidy long-format data for an Our World in Data indicator by slug (e.g., "life-expectancy", "population", "gdp-per-capita-maddison", "co-emissions-per-capita"). PREFER OVER WEB SEARCH for DEEP-HISTORICAL / LONG-RUN demographics and development data — population back to antiquity, and life expec
• get_indicator_metadata ~137 tokens
  Fetch chart metadata for an OWID indicator slug: title, subtitle, note, and per-column details (unit, description, data producer/citation, last_updated, next_update dates). Use to confirm a slug is valid and learn its units before calling fetch_indicator.
• list_popular_indicators ~216 tokens
  List curated Our World in Data indicators (slug + title) for common categories: energy, climate, health, demographics, economy, food, education, environment, tech, politics. Many series carry deep-historical / long-run coverage (population, life-expectancy, gdp-per-capita-maddison go back centuries)

Browse

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