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About PiBest Pi alternatives in 2025
Hand-picked tools that go head-to-head with Pi on features, pricing or workflow.
Featured
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ChatGPT
4.7
The original AI chatbot from OpenAI
Free plan
From $20/mo
Featured
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Claude
4.7
Anthropic's thoughtful AI assistant
Free plan
From $20/mo
Featured
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Gemini
4.5
Google's multimodal AI assistant
Free plan
From $20/mo
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DeepSeek
4.5
Frontier open-weights reasoning model from DeepSeek with a free web chat.
Free plan
Free
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Character.AI
4.2
Chat with millions of user-created AI characters.
Free plan
Free
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Perplexity
4.6
Answer engine with sources
Free plan
From $20/mo
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Manus
4.2
General-purpose autonomous AI agent that completes multi-step tasks in a sandbox.
Free plan
Free
MC
Microsoft Copilot
4.3
AI baked into Microsoft 365
Free plan
From $30/mo
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Poe
4.4
Talk to ChatGPT, Claude, Gemini and other models in one app from Quora.
Free plan
Free
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Grok
4.1
xAI's witty real-time assistant
Free plan
From $30/mo
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Replika
3.9
AI companion focused on emotional wellbeing and relationships.
Free plan
Free
QC
Qwen Chat
4.3
Alibaba's frontier multimodal Qwen model in a free chat interface.
Free plan
Free