Connect World Bank to Claude
Query World Bank directly from Claude. Arlet links the two through one MCP connection and takes care of API keys.
Connects your AI client to the World Bank's public APIs - all four families in one server, no API key.
Numeric data (Open Data API v2):
- search_wb_indicators: keyword search over ~29,500 indicators.
- get_wb_indicator_data: values by ISO country codes and year range.
- list_wb_countries: country/aggregate codes with region and income level.
Documents (Documents & Reports API):
- search_wb_reports: full-archive search over 270,000+ publications; omit query for newest first.
- fetch_wb_report_content: report body as plain text (CC BY 3.0 IGO, windowed by offset for long documents).
Operations (Projects API):
- search_wb_projects: lending projects by keyword, country and status.
Poverty (PIP API):
- get_wb_poverty_stats: official poverty/inequality series per country (headcount at a poverty line, Gini, mean/median).
Each response carries the source and, for documents, license (CC BY 3.0 IGO) and attribution.
How to connect World Bank to Claude
- 1
In the Arlet dashboard, open Data tools, find World Bank and switch it on. No API key setup is needed.
- 2
In Claude, open Organization settings → Connectors from the account menu at the bottom left, then click + Add.
- 3
Choose Custom → Web, enter "Arlet" as the Name and https://mcp.arlet.dev/mcp/ as the Remote MCP server URL, then click Add. Authentication settings are auto-detected, so keep the defaults.
- 4
The first time you use it, sign in with Google. After that, every service you switched on in Arlet is available from Claude.
Adding a connector is done by an organization admin on Team / Enterprise plans. On Pro / Max you can add it for yourself from Settings → Connectors with the same steps.