Cerebrun

MCP client for Cerebrun - comprehensive personal context and memory management system. Retrieve user context layers (language, projects, identity, vault), perform semantic search, manage knowledge base, and interact with LLM Gateway. Use when: (1) Retrieving user preferences or context, (2) Searching user's knowledge base, (3) Managing projects and goals, (4) Storing or querying personal information, (5) Accessing conversation history via LLM Gateway

Cerebrun MCP Client

Cerebrun (cereb.run) is a Model Context Protocol (MCP) server that provides persistent personal context management across sessions.

Quick Start

All requests require:

• api_key: Cerebrun API key (Bearer token)
• base_url: https://cereb.run/mcp

Context Layers

Layer 0 - Language, timezone, comms prefs Layer 1 - Projects, goals, pinned memories Layer 2 - Personal identity info, API and other keys Layer 3 - Encrypted vault (requires consent)

Usage

Get Context

curl -X POST
-H "Authorization: Bearer $API_KEY"
-H "Content-Type: application/json"
-d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"get_context","arguments":{"layer":0}}}'
https://cereb.run/mcp

Search Context

curl -X POST
-H "Authorization: Bearer $API_KEY"
-d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"search_context","arguments":{"query":"Rust authentication","limit":5}}}'
https://cereb.run/mcp

Push Knowledge

curl -X POST
-H "Authorization: Bearer $API_KEY"
-d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"push_knowledge","arguments":{"content":"Important insight","category":"learning","tags":["rust","performance"]}}}'
https://cereb.run/mcp

Chat via Gateway

curl -X POST
-H "Authorization: Bearer $API_KEY"
-d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"chat_with_llm","arguments":{"message":"Hello","provider":"openai","model":"gpt-4"}}}'
https://cereb.run/mcp

Tools Reference

See REFERENCES.md for complete API documentation.

Script Usage

python

scripts/cerebrun.py get_context --layer 0 --api-key YOUR_KEY
scripts/cerebrun.py search_context --query "project" --api-key YOUR_KEY
scripts/cerebrun.py push_knowledge --content "New idea" --category "todo" --api-key YOUR_KEY

Configuration

Store API key in environment: CEREBRUN_API_KEY or pass via --api-key