Turnstone
Verdict: Mac and iPhone agents that run on the AI subscriptions and API keys you already pay for, and switch providers when a limit hits, so you are not locked into one chat app.
Fit Beginner
Levels show who gets value from it — many tools work for both beginners and experts.
🚀 Getting started: Download Turnstone at myturnstone.ai and connect an AI subscription or API key you already use.
✅ Good fit if you already pay for ChatGPT, Claude or Gemini and want local agents without another bill.
⛔ Not for you if you want a hosted team agent with company billing and shared workspaces.
The score rates quality; this box tells you whether it suits you. How to read it
Completely free · Official site: https://myturnstone.ai/ · source checked (HTTP 200)
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Turnstone FAQ
Is Turnstone free?
Pricing as we found it: Completely free (checked 2026-11-07).
Who is Turnstone best for?
Turnstone is a good fit if you already pay for ChatGPT, Claude or Gemini and want local agents without another bill. It is not for you if you want a hosted team agent with company billing and shared workspaces. Level: Beginner.
What are good alternatives to Turnstone?
The highest-scored alternatives in agent builders on AI Agent Ideas are Ollama (8.7/10), Zapier Agents (8.6/10), n8n (8.4/10) and OpenRouter (8.4/10).
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