Your second brain
Connect Claude, GPT, Gemini or any local model, feed it your own files and links, then ask anything β answers come with citations from your data.
π Knowledge base
Everything you add is chunked and indexed locally in
data/ β nothing leaves your machine until you chat.
πΎ Disk file or folder
Index files straight from your disk β PDF, Word, Excel, PowerPoint, Markdown, codeβ¦
π€ Upload files
Drop copies into BrainMap's own storage.
π Web page (cloud data)
Fetch an article or doc page into your knowledge base.
π¬ Research literature
Search PubMed / arXiv and add papers (with abstracts) to your bank β the AI Paper tool cites them.
π Quick note
Jot something down for your brain to remember.
Sources
π AI Providers
Connect the AIs you already use. Three ways in, most
automatic first: a signed-in vendor CLI (no key at all), an API key
found in your environment, or a pasted API key β keys stay in
data/settings.json on this machine. Ollama runs fully
offline with no account.
πͺͺ Sign in with your AI accounts no API key
If a vendor's CLI is installed and signed in, BrainMap chats through your existing subscription automatically β Claude Code (Claude account), Codex CLI (ChatGPT account), Gemini CLI (Google account). Detected ones appear in the model picker by themselves.