Basecamp CLI

Full-featured CLI and MCP server for Basecamp 4 API.

Features

• 21 CLI command groups covering all Basecamp 4 domains
• 76 MCP tools for AI assistant integration
• Automatic pagination and retry with exponential backoff
• OAuth 2.0 authentication with PKCE

Installation

npm install -g @drkraft/basecamp-cli

Requirements

• Node.js >= 20

Authentication Setup

1. Create an OAuth app at https://launchpad.37signals.com/integrations
   • Set redirect URI to http://localhost:9292/callback
2. Configure credentials:

basecamp auth configure --client-id <your-client-id>
export BASECAMP_CLIENT_SECRET="<your-client-secret>"
export BASECAMP_CLIENT_ID="<your-client-id>"

3. Login:

basecamp auth login

MCP Server Configuration

Add to your MCP config (e.g., ~/.config/claude/claude_desktop_config.json):

{
  "mcpServers": {
    "basecamp": {
      "command": "basecamp-mcp",
      "env": {
        "BASECAMP_CLIENT_ID": "<your-client-id>",
        "BASECAMP_CLIENT_SECRET": "<your-client-secret>"
      }
    }
  }
}

Available MCP Tools (76)

Category	Tools
Projects	basecamp_list_projects, basecamp_get_project, basecamp_create_project, basecamp_archive_project
Todo Lists	basecamp_list_todolists, basecamp_get_todolist, basecamp_create_todolist, basecamp_delete_todolist
Todo Groups	basecamp_list_todolist_groups, basecamp_create_todolist_group
Todos	basecamp_list_todos, basecamp_get_todo, basecamp_create_todo, basecamp_update_todo, basecamp_complete_todo, basecamp_uncomplete_todo, basecamp_delete_todo, basecamp_move_todo
Messages	basecamp_list_messages, basecamp_get_message, basecamp_create_message
People	basecamp_list_people, basecamp_get_person, basecamp_get_me
Comments	basecamp_list_comments, basecamp_get_comment, basecamp_create_comment, basecamp_update_comment, basecamp_delete_comment
Vaults	basecamp_list_vaults, basecamp_get_vault, basecamp_create_vault, basecamp_update_vault
Documents	basecamp_list_documents, basecamp_get_document, basecamp_create_document, basecamp_update_document
Uploads	basecamp_list_uploads, basecamp_get_upload, basecamp_create_upload, basecamp_update_upload
Schedules	basecamp_get_schedule, basecamp_list_schedule_entries, basecamp_get_schedule_entry, basecamp_create_schedule_entry, basecamp_update_schedule_entry, basecamp_delete_schedule_entry
Card Tables	basecamp_get_card_table, basecamp_get_column, basecamp_create_column, basecamp_update_column, basecamp_delete_column, basecamp_list_cards, basecamp_get_card, basecamp_create_card, basecamp_update_card, basecamp_move_card, basecamp_delete_card
Search	basecamp_search
Recordings	basecamp_list_recordings, basecamp_archive_recording, basecamp_restore_recording, basecamp_trash_recording
Subscriptions	basecamp_list_subscriptions, basecamp_subscribe, basecamp_unsubscribe
Webhooks	basecamp_list_webhooks, basecamp_get_webhook, basecamp_create_webhook, basecamp_update_webhook, basecamp_delete_webhook, basecamp_test_webhook
Events	basecamp_list_events
Campfires	basecamp_list_campfires, basecamp_get_campfire_lines, basecamp_send_campfire_line

CLI Quick Reference

# Projects
basecamp projects list
basecamp projects get <id>

# Todos
basecamp todolists list --project <id>
basecamp todos list --project <id> --list <list-id>
basecamp todos create --project <id> --list <list-id> --content "Task"
basecamp todos complete <id> --project <id>
basecamp todos delete <id> --project <id>
basecamp todos move <id> --project <id> --list <target-list-id>

# Messages
basecamp messages list --project <id>
basecamp messages create --project <id> --subject "Title" --content "<p>Body</p>"

# Kanban
basecamp cardtables get --project <id>
basecamp cardtables cards --project <id> --column <col-id>
basecamp cardtables create-card --project <id> --column <col-id> --title "Card"

# Search
basecamp search "keyword"
basecamp search "keyword" --type Todo --project <id>

All commands support --format json for JSON output.

Links

• Full Documentation
• npm Package
• Basecamp API Reference