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typesafe-jev

v0.9.2

Ask Jev for typed judgments with calibrated probabilities instead of parsing prose, through TypeSafe directly or OpenRouter's Decisions API, with the backend chosen explicitly.

CodexClaude Code1 MCP serverstdio

By Racecraft LabLicense: MIT5 GitHub starsUpdated 3 days ago

Directory evidence

Runtimes
Codex and Claude Code
Parsed components
1 skill or MCP entry
Source updated
Oct 4, 2026
Manifest status
Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology →

Install typesafe-jev for Codex and Claude Code

Installs for the current user
codex plugin marketplace add racecraft-lab/racecraft-plugins-public
codex plugin marketplace upgrade racecraft-plugins-public
codex plugin add typesafe-jev@racecraft-plugins-public

Paste and run these commands in a terminal with Codex. They add and refresh the racecraft-plugins-public catalog, then install this plugin.

Compatibility: the page URL and API slug “typesafe-jev” remain stable.

  • Codex: typesafe-jev@agent-plugin-marketplace → typesafe-jev@racecraft-plugins-public

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually
git clone https://github.com/racecraft-lab/racecraft-plugins-public

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The plugin root is typesafe-jev/plugin/.

Plugin files

typesafe-jev/plugin/
├── .codex-plugin/plugin.json
├── .claude-plugin/plugin.json
└── .mcp.json

MCP servers1

jevstdio
command
python3
args
scripts/evaluate_launch.py
cwd
.
env.JEV_PROVIDER
typesafe
env.JEV_MODEL
jev-latest
env.JEV_FALLBACK_PROVIDER
openrouter
env.JEV_REQUEST_TIMEOUT
45s

Plugin manifests2

typesafe-jev/plugin/.codex-plugin/plugin.json
{
  "name": "typesafe-jev",
  "version": "0.9.2",
  "description": "Ask Jev for typed judgments with calibrated probabilities instead of parsing prose, through TypeSafe directly or OpenRouter's Decisions API, with the backend chosen explicitly.",
  "author": {
    "name": "Racecraft Lab",
    "url": "https://github.com/racecraft-lab"
  },
  "homepage": "https://github.com/racecraft-lab/racecraft-plugins-public/tree/main/typesafe-jev",
  "repository": "https://github.com/racecraft-lab/racecraft-plugins-public",
  "license": "MIT",
  "keywords": [
    "typesafe",
    "jev",
    "openrouter",
    "classification",
    "structured-decisions"
  ],
  "skills": [
    "./shared-skills/"
  ],
  "interface": {
    "displayName": "TypeSafe Jev",
    "shortDescription": "Typed judgments with probabilities, not parsed prose",
    "longDescription": "Adds one MCP tool, evaluate, that sends state and typed questions to TypeSafe's Jev model and returns noul, choice, and score answers with calibrated probabilities. The backend is TypeSafe directly or OpenRouter's Decisions API, selected explicitly rather than by whichever API key happens to be set. Ships TypeSafe's agent skill, adapted so the tool is used for in-session judgments and the SDK guidance stays for building an application.",
    "developerName": "Racecraft Lab",
    "category": "Developer Tools",
    "capabilities": [
      "MCP"
    ],
    "defaultPrompt": [
      "Use evaluate to classify this ticket and pick the owning team.",
      "Score these candidates against the brief with evaluate."
    ]
  },
  "mcpServers": "./.mcp.json"
}
typesafe-jev/plugin/.claude-plugin/plugin.json
{
  "name": "typesafe-jev",
  "displayName": "TypeSafe Jev",
  "version": "0.9.2",
  "description": "Ask Jev for typed judgments with calibrated probabilities instead of parsing prose, through TypeSafe directly or OpenRouter's Decisions API, with the backend chosen explicitly.",
  "author": {
    "name": "Racecraft Lab",
    "url": "https://github.com/racecraft-lab"
  },
  "homepage": "https://github.com/racecraft-lab/racecraft-plugins-public/tree/main/typesafe-jev",
  "repository": "https://github.com/racecraft-lab/racecraft-plugins-public",
  "license": "MIT",
  "keywords": [
    "typesafe",
    "jev",
    "openrouter",
    "classification",
    "structured-decisions"
  ],
  "skills": [
    "./shared-skills/"
  ],
  "mcpServers": "./mcp/claude.json"
}

For maintainers

If you maintain this plugin, link to this source-backed listing from your README so users can review its manifest and indexed components.

[typesafe-jev on Agent Plugins Marketplace](https://pluginsmp.com/plugins/typesafe-jev)