Does Cosmos upload my code?

No. Cosmos builds and stores its core code index locally by default. Optional Pro backup is separate and opt-in.

Which tools does Cosmos support?

Cosmos connects through MCP to Claude Code, Cursor, Cline, Windsurf, Gemini CLI, and other compatible clients.

Local-first AI coding memory

Give your AI coding tools a memory that stays on your machine.

Cosmos indexes selected projects and notes on-device, then serves scoped context to AI coding tools through MCP. Your assistant can recall symbols, decisions, and prior fixes without scanning the whole repo again.

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Local-first. On-device. Nothing uploaded by default.

Code-aware index

Find symbols, callers, project structure, and relevant files without turning every task into a broad search.

Reusable lessons

Record error+fix lessons once so future AI sessions stop re-deriving the same bug.

MCP bridge

Connect Claude Code, Cursor, Cline, Windsurf, Gemini CLI, and other MCP-aware tools.

English page facts

macOS Apple SiliconDemo build v0.2.29-demoAd-hoc signed; notarization pending

FAQ

Does Cosmos upload my code?: No. Cosmos builds and stores its core code index locally by default. Optional Pro backup is separate and opt-in.
Which tools does Cosmos support?: Cosmos connects through MCP to Claude Code, Cursor, Cline, Windsurf, Gemini CLI, and other compatible clients.