list_public_brains

Lists the public brains you can query: graph-based knowledge bases such as indexed library and framework documentation. Returns metadata only, no content. Use this first to find the right brain before searching it with query_brain.

Input

Parameter	Type	Required	Description
`limit`	number	No	Max results to return. Default 50, max 100.

Example

Prompt:

“What public brains can I query?”

Tool call:

{}

Response:

1 public brain available:

- Name: Supabase Docs
- ID: fa8d5392-fc77-4eb4-8a4c-64e0005c56b6
- Source: https://supabase.com/docs/
- Description: Brain for entire `supabase/docs/`
- Overview: Supabase is a PostgreSQL database as a service that provides additional features such as authentication and file storage. It is designed to simplify the process of building serverless applications. The platform offers a range of features including real-time data synchronization, scalable storage, and secure authentication. It also provides guides and tutorials for getting started with Supabase, including quickstart guides and step-by-step tutorials for popular frameworks. Supabase also offers a range of integrations with third-party services, including Vercel and AWS Marketplace. The platform is designed to be flexible and scalable, making it suitable for a wide range of applications and use cases.
- Tokens: 1516775
- Nodes: 28201
- Last updated: 2026-06-08

Each entry includes the brain ID you pass to the other brain tools. Fields that aren’t set (source, tokens, pages) are omitted.

When to use it

The agent needs context about a library or topic and you want it to pick the right brain first.
You want to see what knowledge bases are available before querying.
You have a brain ID from a previous result and want to confirm its details.

Getting Started

Clients

Tools

Reference

Input

Example

When to use it

See also

​Input

​Example

​When to use it

​See also

Input

Example

When to use it

See also