tickmcp
A remote multi-user MCP server that enables task management with TickTick through tools like listing projects, creating and updating tasks, and checking auth status.
README
tickmcp
Remote multi-user TickTick MCP server on Cloudflare Workers.
Streamable HTTP transport · OAuth 2.1 · Structured output
Connect
MCP endpoint: https://tickmcp.mrjl.dev/mcp
# Claude Code
claude mcp add tickmcp --transport http https://tickmcp.mrjl.dev/mcp
# Codex
codex mcp add tickmcp --url https://tickmcp.mrjl.dev/mcp
<details> <summary>Claude Desktop / Cursor</summary>
{
"mcpServers": {
"tickmcp": {
"type": "streamableHttp",
"url": "https://tickmcp.mrjl.dev/mcp"
}
}
}
</details>
ChatGPT — add as remote MCP server URL: https://tickmcp.mrjl.dev/mcp
Tools
| Tool | Description |
|---|---|
ticktick_auth_status |
Check TickTick connection status |
ticktick_list_projects |
List all projects |
ticktick_get_project |
Get a project by ID |
ticktick_create_project |
Create a project (supports viewMode, sortOrder, kind) |
ticktick_update_project |
Update a project (supports viewMode, sortOrder, kind) |
ticktick_delete_project |
Permanently delete a project |
ticktick_get_project_data |
Get project + undone tasks + columns envelope |
ticktick_list_tasks |
List active tasks with filters (project, status=0, due date, range, priority, sort) and pagination |
ticktick_get_task |
Get a task by ID |
ticktick_create_task |
Create a task (supports repeat/repeatFlag, reminders, checklist items, timezone/all-day, task kind) |
ticktick_update_task |
Update a task (supports repeat/repeatFlag, reminders, checklist items, timezone/all-day, task kind) |
ticktick_patch_task_items |
Patch checklist items deterministically (add/update/remove/toggle) |
ticktick_complete_task |
Mark a task complete |
ticktick_delete_task |
Delete a task |
Current Limitation
ticktick_list_tasksintentionally supports active tasks only.status=2(completed listing) is explicitly unsupported and returnsVALIDATION_ERROR.
Architecture
MCP Client ←(OAuth 2.1)→ tickmcp ←(OAuth 2.0)→ TickTick API
- Runtime: Cloudflare Workers
- Transport: Streamable HTTP (
POST /mcp) - Auth: OAuth 2.1 with consent screen + PKCE, proxying to TickTick OAuth 2.0
- Storage: D1 (users, audit events, OAuth state) + KV (tokens, idempotency)
- Rate limiting: Per-user via Cloudflare Rate Limiting
License
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