CoAI

Alternatives to Gemini

AI tools you can use instead of Gemini for the same purpose.

ChatGPT

Chat & conversationWriting

The world's most widely used conversational AI for Q&A, writing, summarization, and ideation.

Free plan availableJapanese supportText generationCode generationSummarization
4.5(2)
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Claude

Chat & conversationWriting

Anthropic's conversational AI assistant, strong at long-document understanding and natural writing.

Free plan availableJapanese supportText generationCode generationSummarization
5.0(1)
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Perplexity

Research & analysisChat & conversation

An AI answer engine that cites its sources — ideal for real-time research.

Free plan availableJapanese supportWeb searchText generationSummarization
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Grok

Chat & conversation

Grok is a general-purpose AI assistant service that can be used for Q&A and research.

Free plan availableJapanese supportPartialImage generation
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Le Chat

Chat & conversation

Le Chat is a general-purpose AI assistant service that can be used for writing and search.

Free plan availableJapanese supportPartialText generation
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