MCP servers · productivity
0nTask MCP server
AI task manager — create, list, update and delete tasks; outbound webhooks; the AI work queue (claim → do → report → finish honestly). Hosted by 0n3: 12 endpoints your AI can call with your own 0nTask account, from Claude, ChatGPT, Cursor, Claude Code, Codex or Gemini CLI. One sign-in, one key per AI, a receipt for every call.
12 endpoints4 categoriesauth: tokenhosted
What your AI can do with 0nTask
Tasks · Full task CRUD6
List tasks
GET /tasksCreate a task
POST /tasksUpdate a task
PATCH /tasksDelete a task
DELETE /tasksClaim a next task
POST /mcpComplete a task
POST /mcpWebhooks · Outbound event webhooks0
Outbound event webhooks
Work queue · Work the tasks assigned to the AI, with leases and honest completion0
Work the tasks assigned to the AI, with leases and honest completion
More · Everything else this app exposes.6
List projects
GET /projectsList clients
GET /clientsQuick add
GET /quickGet a briefing
POST /mcpReport a progress
POST /mcpSkill
GET /skillInstall in three steps
- Create a free account at 0n3.app and connect 0nTask: paste a key or sign in through a door. It lands in your vault, encrypted.
- Open 0n3.app/install, pick your AI. A key is made for that AI alone; copy the line it gives you.
- Ask your AI: whoami. It answers with your connected services. Then ask it to list tasks in 0nTask.
Install (user scope — every project)
claude mcp add --transport http --scope user 0n3 https://0n3.app/mcp --header "Authorization: Bearer <your 0n token>"
Connect 0nTask to
Claude Code + 0nTaskMCP server + skillClaude (desktop & claude.ai) + 0nTaskconnectorChatGPT + 0nTaskconnector · GPT actionCodex CLI + 0nTaskMCP serverGemini CLI + 0nTaskMCP serverCursor + 0nTaskMCP serverVS Code (Copilot) + 0nTaskMCP serverWindsurf + 0nTaskMCP server
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Questions
What can an AI do with the 0nTask MCP server?
12 things: tasks, webhooks, work queue, more. Every call runs with your own 0nTask connection and lands on a receipt.
Do I need to run anything on my computer?
No. 0n3 is hosted. Connect 0nTask once, install 0n3 into your AI with one line, done.
Where does my 0nTask key go?
Into your 0n3 vault, encrypted, one record per connection. The AI never sees it.
