MCP Connectors
for Local AI

Atomic Chat uses MCP (Model Context Protocol) to connect Notion, Google Drive, GitHub, web search, or any other tool directly to a local model on your hardware. Ask about your documents, run live web searches — your prompts never pass through an AI provider’s servers.

Free
·
Open-source
·
macOS, Windows & Linux
Atomic Chat running a local model on-device
tools and integrations
2 clicks
to connect your tool
0
cloud routing required
Any model
works with both local and cloud

Connect any tool locally

Your local AI, connected to the tools you already use

Offline AI is a language model that runs directly on your own device instead of a remote server. You download a model once — then it answers with the internet off, and nothing you type ever leaves your machine.

Notion, GitHub, Google Drive, and more

Any tool on mcp.so works — Notion pages, Google Drive files, GitHub repos, Slack channels, web search. Paste the server config in Settings and it’s available in every chat from that point on.

Tool calls, no AI middleman

Search the web, read a Notion page, query a database — without sending your prompts to OpenAI or Anthropic. Works with any local model you already have installed.

One config, any model

The tools you connect work with every model in Atomic Chat — local or cloud. Switch from Llama to GPT-4o to Gemini without reconfiguring anything.

How MCP connectors work

Connect any tool to your local model — your prompts go directly from your machine to the tool, with no AI provider in between

Connect Notion, GitHub, or any tool in two clicks

Open Settings → MCP Servers → Add. Paste the server config — name, transport type (STDIO, HTTP, or SSE), and URL or command. The tool is active in every chat immediately. No restart, no re-authentication per model.

AI models stored as local files on your disk

Type your request. The model picks the right tool.

“Summarize the project brief in my Notion”, “find recent papers on this topic”, “what changed in this repo this week”. You describe what you need — the model selects and calls the relevant tool, then answers in plain language. Works best with models 7B and up.

AI inference running on your own processor

Your Notion pages don’t go through someone's servers

When you use a local model, requests go from your hardware to the connected service — no AI provider in the middle. OpenAI doesn’t see your Notion pages. Anthropic doesn’t process your database queries. Your data passes only through the services you explicitly connected.

On-device only, no cloud connection

MCP connectors without cloud routing

When you search the web or read a Notion page in ChatGPT, the request goes through OpenAI’s servers. In Atomic Chat with a local model, it goes directly from your machine to the tool — no AI provider in between.

Atomic Chat · MCP Connectors
  • Tool calls run on your hardware
  • Works with local models, no cloud required
  • Any MCP server — STDIO, HTTP, SSE
  • Same connectors work across all your models
  • Free — no subscription, no API key
Cloud AI (ChatGPT · Claude)
  • All requests route through external servers
  • No local MCP pipeline — tool results go to
    the cloud
  • Locked to one provider's models
  • $20/month subscription required

MCP connectors you can add today

Any MCP server from mcp.so works. These are some of the most useful ones — and what each one unlocks when you run a local model.

Notion

Notion

Search pages, read databases, pull meeting notes. Ask your local model to summarize a project page or find a decision — without pasting text into a chat window.

Google Drive

Google Drive

Read Docs, Sheets, and files from your Drive. Ask the model to extract, compare, or draft based on documents you own — without uploading them to a cloud AI service.

Web search

Run real-time searches from a local model. The query goes from your machine to the search API — no AI provider in the middle. Useful when your model’s training data is out of date.

GitHub

GitHub

Browse repos, read issues and PRs, search code. Useful for code review or onboarding — ask a local model about your codebase without sharing it with a cloud provider.

Firecrawl

Turn any website into clean, LLM-ready text. Handles JavaScript rendering and paginated content. Ask a local model to extract, summarize, or compare pages you point at.

Supabase

Supabase

Query your Postgres database, inspect schema, run migrations. Ask in plain language instead of writing SQL. The model connects directly to your project — no data routed through an AI provider.

1000+ more

Sentry, Slack, Stripe, Linear, Cloudflare, Figma, PostgreSQL, Obsidian, Airtable, Google Drive, Jira, Gmail, Redis, Kubernetes, AWS, and anything else with an MCP server.

MCP connection takes three steps

Step 1

Download & install

Free for macOS, Windows and Linux. No account needed.

Step 2

Pick a model

Choose from 1000+ models — it downloads to your disk once.

Step 3

Add your MCP servers

No toggle, no settings. KV cache compression runs from the first message.

Download to your device

Free, open-source, and fully native — running locally on your own hardware.

macOS
13+ · Apple Silicon
Windows
x64
Linux
x86_64
iOS
App Store
Android
Google Play

Desktop builds v1.1.99 · Free & open-source under Apache-2.0

FAQ

How MCP works in Atomic Chat, what’s supported, and what happens to your data

MCP (Model Context Protocol) is an open standard for connecting AI models to external tools and data. An MCP server is a small program that exposes specific capabilities, such as web search, file access, or browser control. Atomic Chat acts as the host: you add a server once, and its tools become available to every model you run in the app, local or cloud.

Only when the server itself calls a web service. A filesystem server reads local files and works with no connection at all; a web search server needs internet to reach its API. The model is a separate question. Run a local model with local servers and Atomic Chat operates fully offline, with nothing leaving your machine.

Atomic Chat supports STDIO (a local process the app starts and manages for you), HTTP, and SSE. That covers nearly every server in practice: most community servers run over STDIO on your own machine, while remote hosted servers connect over HTTP or SSE.

No. Anthropic published the MCP standard but sees none of your traffic, and Atomic Chat doesn't proxy or log tool calls; they go straight from your machine to the server you connected. The only exceptions are ones you pick yourself: a cloud model sends prompts to its provider, and a server that wraps a web API sends queries there. With a local model and local servers, nothing leaves your device.

Start with the official modelcontextprotocol/servers repository on GitHub, or browse mcp.so, which lists hundreds of community servers by category. Atomic Chat works with any server that follows the MCP spec, including ones you build yourself.

Built in the open

Follow the project, file issues, and chat with the people building Atomic Chat.

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