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Automating Pull Request Workflows with Claude Task Master

Automating Pull Request Workflows with Claude Task Master

TL;DR – Claude Task Master (claudetm) is an open‑source CLI built on the Claude Agent SDK that automates the full PR lifecycle: planning, coding, committing, pushing, CI handling, review feedback, and merging. It persists state across sessions, supports multiple isolated profiles, and exposes a REST API, MCP server, and webhook interface for integration.

Introduction

Modern development teams spend a lot of time on repetitive tasks: creating branches, writing boilerplate code, pushing commits, opening pull requests, waiting for CI, fixing failures, and finally merging. Claude Task Master (CTM) removes this friction by letting Claude act as an autonomous developer that keeps working until the goal is achieved.

The tool is MIT‑licensed, installable via uv, pip, or Docker, and requires only Python ≥ 3.10, an authenticated Claude CLI session, and the GitHub CLI (gh).

Core Concepts

1. Autonomous Execution

CTM runs in a loop: it reads the codebase, creates a task list, and executes each task. The loop continues until the goal is marked as completed or human input is required.

# Example: add user authentication with tests
cd my‑project
claudetm start "Add user authentication with tests"
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2. PR‑Based Workflow

All changes are pushed as pull requests. The CLI never commits directly to the main branch. This ensures every change is reviewable and traceable.

3. CI Integration & Failure Recovery

CTM monitors CI checks, automatically fixes failures, and addresses review comments. When the checks pass and the PR is approved, it can auto‑merge (configurable).

4. State Persistence

If the process is interrupted—say, a machine reboot—the tool resumes exactly where it left off, thanks to its mailbox system and persistent state storage.

5. Multi‑Instance Coordination

Multiple CTM instances can run in parallel using profiles:

  • OAuth profiles – isolated Claude Code config homes (~/.claudetm/profiles/<name>/).
  • API‑key profiles – direct Anthropic‑compatible endpoints via ANTHROPIC_API_KEY and ANTHROPIC_BASE_URL.

This enables teams with several Claude subscriptions to work without clobbering each other's state.

6. Extensibility

CTM exposes a REST API, MCP server, and HMAC‑signed webhooks, allowing external systems (dashboards, bots, CI pipelines) to dispatch tasks and monitor progress programmatically.

Detailed Workflow

  1. Planning – CTM scans the repository, generates a prioritized task list, and defines success criteria.
  2. Working – For each task, it modifies code, runs unit tests, commits, and pushes to a feature branch.
  3. PR Lifecycle – It opens a PR, waits for CI, and if checks fail, it iterates: fixing code, re‑running tests, and updating the PR.
  4. Verification – After CI passes, CTM runs linting and any additional verification steps defined in the success criteria.
  5. Merge – When the PR is approved, CTM merges automatically (or can be configured to wait for a manual approval).

Real‑World Use Cases

  • Rails teams can automate the creation of migration PRs, run the test suite, and merge once all specs pass.
  • Python micro‑services benefit from automated dependency updates: CTM opens a PR, runs CI, fixes any failures, and merges.
  • JS front‑end libraries can use CTM to generate component scaffolding, run linting, and push ready‑to‑review PRs.

Getting Started 

# Install via uv (recommended)
uv tool install claude-task-master

# Or via pip
pip install claude-task-master

# Authenticate with Claude
claude login

# Run your first task
cd my-repo
claudetm start "Add JWT authentication with unit tests"
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The CLI will output progress logs, and you can monitor the mailbox via claudetm status.

Integration Tips

  • Webhook Example – Receive a POST request whenever a task reaches a new stage: 
{
  "task_id": "12345",
  "stage": "ci_failed",
  "details": "Test suite failed on line 42"
}
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  • REST API – Dispatch a new task programmatically: 
POST /tasks HTTP/1.1
Content-Type: application/json

{
  "goal": "Refactor payment module",
  "profile": "oauth‑team‑alpha"
}
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Conclusion

Claude Task Master turns Claude from a conversational assistant into an autonomous developer that handles the entire PR lifecycle. By persisting state, supporting multiple profiles, and offering extensible APIs, it fits naturally into modern CI/CD pipelines and developer workflows.

Give it a try, and let your team focus on high‑level design while CTM takes care of the repetitive grind.

Resources

Happy coding!

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