Grounding AI with Your Personal Knowledge: A Guide to Using BrainFork with Claude and ChatGPT
Transform Claude and ChatGPT into personalized thinking partners by connecting them to your BrainFork knowledge base. Learn how to set up grounding, write effective prompts, and leverage your personal notes for context-aware AI responses that build on your accumulated wisdom.
Phil Bennett
Head Brainforker
Ever wished your AI assistant could reference your personal notes, decisions, and accumulated knowledge when answering questions? That's exactly what grounding with BrainFork enables. Instead of getting generic responses based on general training data, you can connect Claude and ChatGPT directly to your own knowledge base.
What is BrainFork?
BrainFork is an MCP (Model Context Protocol) server that acts as a bridge between your personal knowledge repository and AI assistants. It allows AI models to search through your notes, retrieve relevant information, and provide responses that are contextually aware of your specific situation, preferences, and past decisions.
Setting Up BrainFork with Claude
Connecting BrainFork to Claude is straightforward:
Navigate to Claude's Connectors page
Click "Add Custom Connector"
Give your connector a descriptive name (e.g., "My BrainFork Knowledge")
Enter your BrainFork URL in the "Remote MCP Server URL" field
Find your server in the unconnected section and click "Connect"
Complete the OAuth authentication flow
Look for Claude's success notification
⠀Having trouble? Contact support@brainfork.is for assistance.
Setting Up BrainFork with ChatGPT
Note: MCP support is currently available only for ChatGPT Team and Enterprise subscriptions, with broader rollout expected soon.
Go to ChatGPT's Connectors page (or check your company's admin settings)
Select the "My Connectors" tab
Click "Create a Connector"
Fill in your BrainFork details and click "Create"
Complete the authentication process
Your BrainFork server will now appear as an Optional Source in ChatGPT's Deep Research tool
Effective Prompts for Grounded AI
Once connected, here are some powerful ways to leverage your personal knowledge base:
Context-Aware Queries
Based on my previous decisions about [topic], what would be the best approach for [new situation]?
Check my notes about [project/topic] and summarize the key points
1What have I documented about [specific technology/process]?
⠀Decision Support
Given my past experiences with [situation], what factors should I consider for [current decision]?
Search my knowledge base for similar problems I've solved before
What patterns can you identify in my decisions about [topic]?
⠀Personal Learning Assistant
Based on my notes, what are the gaps in my understanding of [subject]?
How has my thinking about [topic] evolved according to my documentation?
What connections can you find between [topic a] and [topic b] in my knowledge base?
⠀Project Intelligence
What did I conclude about [project] in my last review?
Find all my notes related to [client/project] and identify action items
Based on my documented experiences, what risks should I watch for in [new project]?
Tips for Maximum Value
Be Specific: Instead of "What do I know about Python?", try "What specific Python patterns have I documented as useful?"
Reference Time: "What decisions did I make about team structure last quarter?" helps narrow the search.
Connect Ideas: "How do my notes on leadership relate to my recent thoughts on team dynamics?"
Iterate: If the first search doesn't yield results, rephrase with different keywords your past self might have used.
The Power of Personalized AI By grounding Claude or ChatGPT with your BrainFork knowledge base, you transform a general-purpose AI into your personalized thinking partner. It's like having a conversation with someone who has read all your notes, understands your context, and can help you build on your own accumulated wisdom. Whether making decisions, solving problems, or exploring ideas, grounded AI ensures you're never starting from scratch – you're always building on the foundation of your own documented experiences and insights.
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