Oathlayer
MCP serverDev toolsoathlayer lets your AI check its answers against real sources before anyone acts on them. Each check returns a trust signal and a permanent doc number, so you can see what was verified and refer back to it later. It is a community-built developer tool, and its code is available at github.com/oathlayer/oathlayer.
Use Oathlayer in Claude, ChatGPT or Ahel Desktop
Free. Sign in, add Oathlayer and connect your AI. About a minute.
Also: Claude Code · Cursor · Codex
Then ask your AI: use Oathlayer to verify output
No key or account is asked for. Not verified by us yet: Ahel has not run a call through it.
Details
Available today. Use it from your connected AI after setup.
No key or account is asked for. Not verified by us yet: Ahel has not run a call through it.
Add oathlayer, then ask your AI to verify one of its answers against real sources. Each check returns a trust signal and a permanent doc number you can keep for later.
What your AI can do with it
- Verify AI answers against real sources
- Receive a trust signal for each answer that is checked
- Get a permanent doc number for every verified answer
- Refer back to a past verification using its permanent doc number
- Check an answer before sharing it or acting on it
Install Oathlayer
The server’s own address, for the clients that take one directly. Or connect Ahel once and every client you use reads it from one address, with the account kept on Ahel rather than in each client’s config.
Claude Code
claude mcp add --transport http --scope user oathlayer 'https://mcp.oathlayer.com'Run it once in your project, then open /mcp to approve any sign-in the server asks for.
Claude Desktop
https://mcp.oathlayer.comAdd a custom connector in Settings, paste this address, and approve the sign-in.
Cursor
cursor://anysphere.cursor-deeplink/mcp/install?name=oathlayer&config=eyJ1cmwiOiJodHRwczovL21jcC5vYXRobGF5ZXIuY29tIn0=Open the link and Cursor adds the server at that address.
ChatGPT
https://mcp.oathlayer.comIn Settings, enable Developer mode, create an MCP app, and paste this address. Your plan and workspace must allow custom apps.
Codex
codex mcp add oathlayer --url 'https://mcp.oathlayer.com'Run it once, then sign in with codex mcp login oathlayer if the server asks for an account.
From the project's README
As published by oathlayer/oathlayer in README.md.
AI trust infrastructure. Verify AI outputs before anyone acts on them.
Every answer checked against real sources. Every answer documented with a permanent doc number anyone can verify for free.
What it does
- Checks every AI answer against independent real-world sources
- Returns a trust signal — Oath Approved, Threshold Not Met, Various Perspectives Apply, or Threshold Reserved
- Every answer gets a unique permanent doc number
- Anyone can verify any doc number free at oathlayer.com/verify
- Works on any AI model
MCP Server
Connect Oathlayer to your AI agents via MCP at https://mcp.oathlayer.com
API
Full API and CLI documentation at https://oathlayer.com/docs
Pricing
From $9 for 500 verifications. Details at https://oathlayer.com
Trust Is Everything
oathlayer.com
Tools it offers (1)
What this server listed when Ahel dialed its public endpoint in Oct 2026, with no key and no account of yours. The names are the server’s own.
verify_output
Signals
- Last commit
- Jul 2026
Advanced
- Delivery
- oathlayer MCP server → your Ahel connector (mcp.ahel.ai) → your AI.
- Item type
- mcp-server
- Key
io-github-oathlayer-oathlayer- Source
- github.com/oathlayer/oathlayer
- Hosted endpoint
https://mcp.oathlayer.com
github.com/oathlayer/oathlayer