0n3
MCP servers · ai builder

0n Automation Builder MCP server

Generate, test, save, schedule, and run automations from natural language. Backed by the visual workflow canvas + .0n SWITCH file format. Mutations gated by user confirmation.. Hosted by 0n3: 6 endpoints your AI can call with your own 0n Automation Builder account, from Claude, ChatGPT, Cursor, Claude Code, Codex or Gemini CLI. One sign-in, one key per AI, a receipt for every call.

Connect 0n Automation BuilderInstall into your AIWatch it work

6 endpoints6 categoriesauth: bearer_or_sessionhosted

What your AI can do with 0n Automation Builder

Generate workflow · Natural language → .0n workflow JSON (non-mutating)2
Generate a workflowPOST /api/automations/generate
List workflowsGET /api/automations/list
Test workflow · Dry-run a workflow against sample input (non-mutating)1
Test workflowPOST /api/automations/execute
Activate workflow · Save + register trigger (cron or webhook) + activate1
Activate workflowPOST /api/automations/activate
Run workflow · Execute a saved workflow on-demand1
Run a workflowPOST /api/automations/execute
Suggest · AI-powered next-capability suggestions for a workflow-in-progress1
SuggestPOST /api/automations/suggest
List workflows · List the user's saved workflows0
List the user's saved workflows

Install in three steps

  1. Create a free account at 0n3.app and connect 0n Automation Builder: paste a key or sign in through a door. It lands in your vault, encrypted.
  2. Open 0n3.app/install, pick your AI. A key is made for that AI alone; copy the line it gives you.
  3. Ask your AI: whoami. It answers with your connected services. Then ask it to generate a workflow in 0n Automation Builder.
Install (user scope — every project)
claude mcp add --transport http --scope user 0n3 https://0n3.app/mcp --header "Authorization: Bearer <your 0n token>"

Connect 0n Automation Builder to

Claude Code + 0n Automation BuilderMCP server + skillClaude (desktop & claude.ai) + 0n Automation BuilderconnectorChatGPT + 0n Automation Builderconnector · GPT actionCodex CLI + 0n Automation BuilderMCP serverGemini CLI + 0n Automation BuilderMCP serverCursor + 0n Automation BuilderMCP serverVS Code (Copilot) + 0n Automation BuilderMCP serverWindsurf + 0n Automation BuilderMCP server

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Questions

What can an AI do with the 0n Automation Builder MCP server?

6 things: generate workflow, test workflow, activate workflow, run workflow and more. Every call runs with your own 0n Automation Builder connection and lands on a receipt.

Do I need to run anything on my computer?

No. 0n3 is hosted. Connect 0n Automation Builder once, install 0n3 into your AI with one line, done.

Where does my 0n Automation Builder key go?

Into your 0n3 vault, encrypted, one record per connection. The AI never sees it.