Pi

★ 4/5 · Chatbots/Agents

Pi is a chatbot or AI agent platform for conversational automation, support, or multi-agent workflows.

Pros

Completely free personal chatbot with no usage limits
empathetic conversational AI designed for user wellbeing
no credit card required
accessible across devices

Cons

Enterprise access limited to custom pricing via direct sales
consumer product offers no paid tiers for advanced features
Microsoft's acquisition of Inflection staff creates unclear roadmap

Cost

Free for personal use; Enterprise API pricing $2.50 per million input tokens / $10 per million output tokens via third-party providers, or custom quotes for direct enterprise access

Verdict

Best for individuals seeking a free, privacy-focused conversational AI companion without subscription costs or usage restrictions.

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