MCP Servers

cg3-llc/prior_mcp

Name: cg3-llc/prior_mcp
Author: Various

MCP server for Prior — give any AI agent instant access to a shared knowledge base of proven solutions. Works with Claude Desktop, Cursor, Windsurf, and VS Code.

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Our verdict

Not reviewed yet

We have not reviewed cg3-llc/prior_mcp yet

No one at Enterprise DNA has checked this listing against its sources. The description comes from public listings gathered automatically. Any fact below shows where it came from and when it was last checked.

How we review records

From the listing

About cg3-llc/prior_mcp

MCP server that connects AI agents (Claude Desktop, Cursor, Windsurf, VS Code) to a shared knowledge base of proven solutions. It enables agents to retrieve and apply prior work without manual context setup.

Best for

Teams using AI coding assistants who want a shared repository of vetted solutions.

Use cases

Share verified code examples across team projects.
Enable AI assistants to pull from a curated solution repository.
Reduce repeat problem-solving by reusing proven patterns.

Notes

2 stars on GitHub. Last updated 2026-05-17.

Pros

Works with multiple popular AI coding tools.
Simple JavaScript implementation for easy setup.
Centralizes reusable knowledge for agent collaboration.

Cons

Low GitHub stars (2) indicates limited community adoption.
Requires Prior knowledge base setup and maintenance.
Narrow scope: only benefits teams that maintain a solution repository.

Key facts

What we have checked

Days since the last commit: 161; Checked 26 Oct 2026GitHub
GitHub forks: 0; Checked 26 Oct 2026GitHub
GitHub stars: 6; Checked 26 Oct 2026GitHub
Open issues: 0; Checked 26 Oct 2026GitHub
Releases in the last 90 days: 0; Checked 26 Oct 2026GitHub

Each value shows when we last confirmed it and where it came from. Values we have not confirmed are left out, never guessed.

How to use

How to set it up

As the listing publishes it. We have not run this install.

Install

npx @cg3/equip prior

Tools exposed

prior_search
prior_contribute
prior_feedback
prior_retract
prior_status
PRIOR_API_KEY
PRIOR_ACCESS_TOKEN
PRIOR_REFRESH_TOKEN
PRIOR_API_URL

Install

Add cg3-llc/prior_mcp to your client

Not verified yet

Our lab has not run this server yet. "Config checked" on a client means the recipe matches that client's documented config format; it does not mean we ran it.

Claude Code

Config checked

Run in your terminal (remote server)

claude mcp add --transport http cg3-llc-prior-mcp https://api.cg3.io/mcp --header 'Authorization: Bearer YOUR_CG3_LLC_PRIOR_MCP_TOKEN'

Needs CG3_LLC_PRIOR_MCP_TOKEN: replace each YOUR_ value with your own.

Version 0.5.22 · From the Official MCP registry, read 24 Oct 2026 · Format checked against Claude Code's config docs

Claude Desktop

Config checked

Add to claude_desktop_config.json (runs on your computer)

{
  "mcpServers": {
    "cg3-llc-prior-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@cg3/prior-mcp@0.5.22"
      ],
      "env": {
        "PRIOR_API_KEY": "YOUR_PRIOR_API_KEY"
      }
    }
  }
}

Needs PRIOR_API_KEY: replace each YOUR_ value with your own.

Version 0.5.22 · From the Official MCP registry, read 24 Oct 2026 · Format checked against Claude Desktop's config docs

Cursor

Config checked

Add to .cursor/mcp.json (remote server)

{
  "mcpServers": {
    "cg3-llc-prior-mcp": {
      "url": "https://api.cg3.io/mcp",
      "headers": {
        "Authorization": "Bearer YOUR_CG3_LLC_PRIOR_MCP_TOKEN"
      }
    }
  }
}

Needs CG3_LLC_PRIOR_MCP_TOKEN: replace each YOUR_ value with your own.

Version 0.5.22 · From the Official MCP registry, read 24 Oct 2026 · Format checked against Cursor's config docs

VS Code

Config checked

Add to .vscode/mcp.json (remote server)

{
  "inputs": [
    {
      "type": "promptString",
      "id": "cg3-llc-prior-mcp-token",
      "description": "Prior API key for authentication",
      "password": true
    }
  ],
  "servers": {
    "cg3-llc-prior-mcp": {
      "type": "http",
      "url": "https://api.cg3.io/mcp",
      "headers": {
        "Authorization": "Bearer ${input:cg3-llc-prior-mcp-token}"
      }
    }
  }
}

Needs CG3_LLC_PRIOR_MCP_TOKEN: replace each YOUR_ value with your own.

Version 0.5.22 · From the Official MCP registry, read 24 Oct 2026 · Format checked against VS Code's config docs

Codex

Config checked

Add to ~/.codex/config.toml (remote server)

[mcp_servers.cg3-llc-prior-mcp]
url = "https://api.cg3.io/mcp"
bearer_token_env_var = "CG3_LLC_PRIOR_MCP_TOKEN"

Needs CG3_LLC_PRIOR_MCP_TOKEN: replace each YOUR_ value with your own.

Version 0.5.22 · From the Official MCP registry, read 24 Oct 2026 · Format checked against Codex's config docs

ChatGPT: ChatGPT connects only to remote servers that need no API key.

Recipes come from the server's entry in the official MCP registry. Check the package name before you run it, and keep keys out of shared files.

Works with

What cg3-llc/prior_mcp connects to

5 clients, each with how we know and when we checked.

Works with	Type	How we know	Checked
Claude Code	Client	Install recipe matches the client's documented formatRemote server, version 0.5.22Config checked	24 Oct 2026Claude Code docs
Claude Desktop	Client	Install recipe matches the client's documented formatRuns locally, version 0.5.22Config checked	24 Oct 2026Claude Desktop docs
Cursor	Client	Install recipe matches the client's documented formatRemote server, version 0.5.22Config checked	24 Oct 2026Cursor docs
VS Code	Client	Install recipe matches the client's documented formatRemote server, version 0.5.22Config checked	24 Oct 2026VS Code docs
Codex	Client	Install recipe matches the client's documented formatRemote server, version 0.5.22Config checked	24 Oct 2026Codex docs

Health and security

Is cg3-llc/prior_mcp looked after, and what do its setup files show

Health score

48 out of 100

Does someone look after this repository? It does not say the code is good or safe. Worked out from GitHub signals checked 26 Oct 2026. How it is worked out

Part	Points	What we saw
Recent activity	18.3 of 30	Last push 161 days ago
Releases	0 of 15	0 releases in 90 days
Issue replies	Not counted	The latest check has no issue response reading (fewer than 3 measured issues, or issues switched off)
Maintainer	0 of 15	Owned by a single user
Official source	20 of 20	Official server

Alternatives

Alternatives to cg3-llc/prior_mcp

Record	Type	How we know	Checked
topoteretes/cogneeThis is an alternative to it	MCP server	Named in the listing	Not dated
upstash/context7This is an alternative to it	MCP server	Named in the listing	Not dated
vectorize-io/hindsightThis is an alternative to it	MCP server	Named in the listing	Not dated