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OpenBB (Open Data Platform)
Image: official project repository

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OpenBB (Open Data Platform)

by OpenBB

One Python library to pull financial data and serve it to your notebooks, spreadsheets or AI agents.

74.1 k stars GitHub Apache-2.0 FreeOpen sourceLocal
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What it does

  • Unified access to public, licensed and proprietary market data sources
  • Exposes data in Python, as a local REST API or as an MCP server for agents
  • A data and analysis tool: it gives no investment recommendations

Install it

Requirements: Python 3.10 to 3.14

Install
pip install openbb
Start the local API (127.0.0.1:6900)
openbb-api

The prompt for your agent

Paste it into your coding agent: it checks the requirements and installs it for you.

Claude CodeCodexCursorGemini CLIopencode
Prompt
Install OpenBB (Open Data Platform) (https://docs.openbb.co) on my machine.
1. Check the requirements: Python 3.10 to 3.14. If anything is missing, tell me before installing anything.
2. Follow the official method:
- Install: pip install openbb
- Start the local API (127.0.0.1:6900): openbb-api
3. Check that it works, then explain how to launch it and where to start.

Always review what your agent is about to run, especially install commands.