Azure DevOps MCP Server with PAT Authentication

A Model Context Protocol (MCP) server for Azure DevOps that uses Personal Access Token (PAT) authentication instead of Azure CLI. This server provides both CLI and HTTP API interfaces for interacting with Azure DevOps services.

✨ Features

• 🔑 PAT Authentication: Uses Personal Access Tokens instead of Azure CLI

• 🌐 HTTP API: REST API endpoints for web applications

• 📡 MCP Protocol: Full Model Context Protocol support

• 🚀 Deploy Ready: Configured for Render.com deployment

• 🛠️ 75 Tools: Comprehensive Azure DevOps functionality

Related MCP server: Azure DevOps MCP Server

🏗️ Architecture

This server provides two interfaces:

1. CLI Interface (src/index.ts) - Traditional MCP server via stdin/stdout

2. Web Interface (src/server-web.ts) - HTTP REST API for web deployment

🔧 Available Tools (75 Total)

Work Items (19 tools)

• wit_get_work_item - Get work item by ID

• wit_create_work_item - Create new work item

• wit_update_work_item - Update work item fields

• wit_my_work_items - Get user's assigned work items

• wit_add_work_item_comment - Add comments

• wit_list_backlogs - List team backlogs

• wit_link_work_item_to_pull_request - Link work items to PRs

• And 12 more...

Builds (9 tools)

• build_get_builds - List builds

• build_run_build - Trigger new build

• build_get_log - Get build logs

• build_get_status - Check build status

• And 5 more...

Repositories (18 tools)

• repo_create_pull_request - Create pull requests

• repo_list_pull_requests_by_repo - List PRs

• repo_get_pull_request_by_id - Get PR details

• repo_list_branches_by_repo - List branches

• repo_search_commits - Search commits

• And 13 more...

Search (3 tools)

• search_code - Search repositories

• search_wiki - Search wiki pages

• search_workitem - Search work items

Other Categories

• Work Management (3 tools): Iterations and teams

• Releases (2 tools): Release definitions and deployments

• Wiki (5 tools): Wiki page management

• Test Plans (6 tools): Test management

• Core (3 tools): Projects and teams

• Advanced Security (2 tools): Security alerts

See complete tool list

🚀 Quick Start

Option 1: Deploy to Render.com (Recommended)

1. Fork this repository

2. Deploy to Render:

   • Go to render.com

   • Create new Web Service

   • Connect your forked repository

   • Set environment variables (see below)

3. Set Environment Variables:

   AZURE_DEVOPS_ORG=your-organization-name
   AZURE_DEVOPS_PAT=your-personal-access-token

4. Deploy and get your URL: https://your-service.onrender.com

Option 2: Local Development

# Clone repository
git clone https://github.com/ennuiii/DevOpsMcpPAT.git
cd DevOpsMcpPAT

# Install dependencies
npm install

# Set environment variables
export AZURE_DEVOPS_ORG="your-org"
export AZURE_DEVOPS_PAT="your-pat-token"

# Build and start
npm run build
npm start

# Server will be available at http://localhost:3000

🔑 Environment Variables

Required

Optional

🎫 Creating a Personal Access Token

1. Go to Azure DevOps: https://dev.azure.com/{your-organization}

2. Click User Settings → Personal Access Tokens

3. Click "New Token"

4. Configure scopes:

   • ✅ Work Items: Read & Write

   • ✅ Code: Read & Write

   • ✅ Build: Read & Execute

   • ✅ Release: Read, Write & Execute

   • ✅ Project and Team: Read

   • ✅ Analytics: Read

   • ✅ Test Management: Read & Write

📡 API Endpoints

Health & Info

• GET / - API documentation

• GET /health - Health check

Tools

• GET /api/tools - List all available tools

• POST /api/tools/{toolName} - Call specific tool

MCP Protocol

• POST /mcp - JSON-RPC 2.0 endpoint

🧪 Example Usage

Get Work Item

curl -X POST https://your-service.onrender.com/api/tools/wit_get_work_item \
  -H "Content-Type: application/json" \
  -d '{"id": 123, "project": "MyProject"}'

List Projects

curl -X POST https://your-service.onrender.com/api/tools/core_list_projects \
  -H "Content-Type: application/json" \
  -d '{}'

Search Code

curl -X POST https://your-service.onrender.com/api/tools/search_code \
  -H "Content-Type: application/json" \
  -d '{"searchText": "function", "project": ["MyProject"]}'

🏗️ Project Structure

├── src/
│   ├── index.ts              # CLI MCP server (PAT auth)
│   ├── server-web.ts         # HTTP server wrapper
│   ├── tools/                # Tool implementations
│   │   ├── workitems.ts     # Work item tools
│   │   ├── builds.ts        # Build tools
│   │   ├── repos.ts         # Repository tools
│   │   └── ...              # Other tool categories
│   ├── prompts.ts           # MCP prompts
│   └── utils.ts             # Utilities
├── package.json             # Dependencies & scripts
├── tsconfig.json           # TypeScript config
├── render.yaml             # Render deployment config
├── Dockerfile              # Container config
└── README.md               # This file

🔄 Differences from Original

🛠️ Development

Build

npm run build

Development Mode

npm run dev

Testing

# Test CLI version
export AZURE_DEVOPS_PAT="your-token"
echo '{}' | node dist/index.js your-org

# Test web version
npm start
curl http://localhost:3000/health

📚 Complete Tool Reference

Work Items (19 tools)

1. wit_list_backlogs - List team backlogs

2. wit_list_backlog_work_items - List backlog work items

3. wit_my_work_items - Get user's work items

4. wit_get_work_items_batch_by_ids - Batch get work items

5. wit_get_work_item - Get single work item

6. wit_list_work_item_comments - List work item comments

7. wit_add_work_item_comment - Add work item comment

8. wit_add_child_work_items - Create child work items

9. wit_link_work_item_to_pull_request - Link to PR

10. wit_get_work_items_for_iteration - Get iteration work items

11. wit_update_work_item - Update work item

12. wit_get_work_item_type - Get work item type

13. wit_create_work_item - Create work item

14. wit_get_query - Get query definition

15. wit_get_query_results_by_id - Execute query

16. wit_update_work_items_batch - Batch update

17. wit_work_items_link - Link work items

18. wit_work_item_unlink - Unlink work items

19. wit_add_artifact_link - Link artifacts

Builds (9 tools)

1. build_get_definitions - List build definitions

2. build_get_definition_revisions - Get definition history

3. build_get_builds - List builds

4. build_get_log - Get build logs

5. build_get_log_by_id - Get specific log

6. build_get_changes - Get build changes

7. build_run_build - Trigger build

8. build_get_status - Get build status

9. build_update_build_stage - Update build stage

Repositories (18 tools)

1. repo_create_pull_request - Create PR

2. repo_update_pull_request - Update PR

3. repo_update_pull_request_reviewers - Manage reviewers

4. repo_list_repos_by_project - List repositories

5. repo_list_pull_requests_by_repo - List PRs by repo

6. repo_list_pull_requests_by_project - List PRs by project

7. repo_list_pull_request_threads - List PR threads

8. repo_list_pull_request_thread_comments - List thread comments

9. repo_list_branches_by_repo - List branches

10. repo_list_my_branches_by_repo - List my branches

11. repo_get_repo_by_name_or_id - Get repository

12. repo_get_branch_by_name - Get branch

13. repo_get_pull_request_by_id - Get PR

14. repo_reply_to_comment - Reply to PR comment

15. repo_create_pull_request_thread - Create PR thread

16. repo_resolve_comment - Resolve PR comment

17. repo_search_commits - Search commits

18. repo_list_pull_requests_by_commits - Find PRs by commits

Search (3 tools)

1. search_code - Search code repositories

2. search_wiki - Search wiki pages

3. search_workitem - Search work items

Work Management (3 tools)

1. work_list_team_iterations - List team iterations

2. work_create_iterations - Create iterations

3. work_assign_iterations - Assign iterations to team

Releases (2 tools)

1. release_get_definitions - List release definitions

2. release_get_releases - List releases

Wiki (5 tools)

1. wiki_list_wikis - List wikis

2. wiki_get_wiki - Get wiki details

3. wiki_list_pages - List wiki pages

4. wiki_get_page_content - Get page content

5. wiki_create_or_update_page - Create/update page

Test Plans (6 tools)

1. testplan_list_test_plans - List test plans

2. testplan_create_test_plan - Create test plan

3. testplan_add_test_cases_to_suite - Add test cases

4. testplan_create_test_case - Create test case

5. testplan_list_test_cases - List test cases

6. testplan_show_test_results_from_build_id - Get test results

Core (3 tools)

1. core_list_project_teams - List project teams

2. core_list_projects - List projects

3. core_get_identity_ids - Get identity IDs

Advanced Security (2 tools)

1. advsec_get_alerts - Get security alerts

2. advsec_get_alert_details - Get alert details

🐛 Troubleshooting

Common Issues

Authentication Failed

• Verify PAT token is valid and not expired

• Check token has required scopes

• Ensure organization name is correct

Service Won't Start

• Check environment variables are set

• Verify Node.js version >= 20.0.0

• Check logs for specific error messages

Tool Execution Fails

• Ensure PAT has permissions for the specific operation

• Check project/repository names are correct

• Verify work item IDs exist

📄 License

MIT License - see LICENSE file for details.

🤝 Contributing

1. Fork the repository

2. Create a feature branch

3. Make your changes

4. Add tests if applicable

5. Submit a pull request

🔗 Links

• Original Azure DevOps MCP

• Model Context Protocol

• Azure DevOps REST API

• Render.com Deployment Guide

⭐ Star History

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