claudecodex

three-dev

Official three.dev plugin, by round3. Adds three.dev to a codebase so its LLM calls are recorded, then investigates the failure modes three.dev finds in that traffic and proposes a fix, through the three.dev MCP server.

3 on GitHubby round3MITupdated yesterdaymonitoring
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Plugin three-dev from marketplace three-dev in round3ai/skills. Commands read from the repo's manifest — yesterday.

What it installs

Skills (2)

  • three-dev-failure-modes

    Investigates production quality problems in an LLM feature that three.dev already records. Takes the worst failure mode, classifies the requests with its issues, reads the conversations to find the root cause, and proposes a prompt, model, tool or code fix. Use when the user asks why an LLM feature

  • three-dev-setup

    Adds three.dev to a codebase so its LLM calls are recorded. Connects the app to the user's three.dev organization with one approval in the browser, finds every LLM call site, groups the calls into use cases, and routes them through the three.dev proxy (gate.three.dev) with the app's own provider key

View source on GitHub three.dev

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