Atlas MCP server
io.github.AtlasDevHQ/atlas·v0.0.2·1 starsAtlas is a YAML-defined semantic layer for analytics — authored by humans, consumed by AI agents.
1 stars78 downloads/wk
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If you have run it, two minutes of your experience saves the next person an afternoon.
Atlas tools
No tool declarations could be read from the package source. They show once the server is installed.
Public scan report
scanner v0.1.9 · 2026-09-27 · same rubric, same numbers if you re-run it
- Code scan10 source files scanned25/25
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualitystatic API keys via environment variables6/15
- Maintenancelast push 11 days ago15/15
- Maintainer identityregistry namespace matches repository owner7/10
How Atlas compares
Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 82/100
- higher than 63% of 48,255 servers
- GitHub stars
- 1
- more than 65% of 28,688 servers
- Downloads a week
- 78
- more than 57% of 12,191 servers with a package
Install Atlas in Claude Code, Cursor or VS Code
Runs npx -y @useatlas/mcp on your machine. Read the scan report first; the gateway never runs local packages.
claude mcp add atlas -- npx -y @useatlas/mcp
What the publisher says
From the Atlas repository's README, as published. We do not edit it. Read it on GitHub
Atlas
Atlas is the company facts your AI agents can trust: every one carries its source, its date, and the name of the person who approved it. Open source, runs in your VPC.
The hosted service is shut down. I ran Atlas as a hosted service at useatlas.dev until September 2026 and have now turned it off, along with the hosted demo and docs.useatlas.dev. Atlas continues as open source: everything below runs on your own machine or in your own VPC. The docs live in apps/docs/content.
Point Claude Desktop, Cursor or Continue at a local Atlas with one command. With no datasource configured it uses the bundled NovaMart demo data:
bunx @useatlas/mcp init --local --writeRestart the client and ask it a question about NovaMart's orders. (Claude Code, VS Code and other clients: the same command with --client generic prints a block to paste. On WSL2, write bun x instead of bunx.)
How it works
Three kinds of thing live in the Atlas, and every answer says which it is drawing on:
- Surveyed — read straight from your company's own data through a semantic layer you author. True by construction: the query re-reads live rows, nobody interpreted anything, and it cannot go stale between readings. SELECT-only, single statement, table-whitelisted, validated seven ways before it runs.
- Attested — extracted from something someone wrote, then approved by a named person in your company. That person is on the record, and the fact carries its source and its date.
- On the record — the raw source material itself, unedited. Trustworthy as testimony, not as fact.
Surveyed outranks Attested wherever they overlap, so a recollection never overwrites the data. Nothing becomes Attested without a person approving it, and there is no setting that turns that off. Contradictions are shown with both claims and both sources; Atlas does not pick a winner. Where nobody has surveyed, the coverage page says so instead of guessing.
Run it
- Self-hosted — the complete Atlas under AGPL, in your VPC, free; Docker, Railway or Vercel. Self-host quick start.
- From your AI agent — bunx @useatlas/mcp init --local against a local Atlas, or bunx @useatlas/mcp init --hosted --api-url against a self-hosted one with managed auth. MCP guide.
Where everything else went
This README used to inventory the whole product. Each section now lives on one docs page, in the docs source:
Shortened. The full README is on GitHub.
Nothing above is checked by us. What we check is on the safety report.
Atlas: common questions
- Is Atlas MCP server safe?
- Mostly: it is graded B (82/100). Read the Atlas safety report
- How do I install Atlas?
- It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
- Does Atlas need an API key?
- Yes. The registry entry asks for
ATLAS_DATASOURCE_URL. - Is Atlas maintained?
- The last commit was 48 days ago (2026-09-17). The latest release is v0.0.2.
- How does Atlas compare with other MCP servers?
- safety score 82/100 (higher than 63% of 48,255 servers); github stars 1 (more than 65% of 28,688 servers); downloads a week 78 (more than 57% of 12,191 servers with a package). Full comparison.