Coral AI lets you easily switch between several AI models to optimize your experience working with documents. The best model may vary depending on your use case.

Options

Model Plan Speed Detail
Default Free Fast Good
Grok 4.1 Fast Free Medium Very Good
Grok 4.1 Fast Reasoning Free Slow Very Good
Gemini 2.5 Flash Free Slow Ok
GPT-5.1 Thinking Executive Fast Excellent
GPT-5 Executive Fast Very Good
GPT-4.1 Executive Fast Good
Gemini 3 Pro Executive Slow Very Good
Gemini 2.5 Pro Executive Slow Very Good
Claude Haiku 4.5 Executive Fast Excellent
Claude Sonnet 4.5 Executive Medium Very Good

TLDR:

<aside> 💡 The Default model is great for most use cases.

GPT-5.1 Thinking, Claude Haiku 4.5, and Grok 4.1 Fast Reasoning are recommended for more thorough responses when needed.

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