Anthropic
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Claude Fable 5.1 is tuned for long-context creative and analytical work, with more efficient reasoning and improved coding accuracy over Fable 5. Supports reasoning and web search.
Provider
Anthropic
Tier
Included from the Basic plan
ReasoningWeb search
Ideas to try
Explain a hard idea simply
Explain [topic] like I am smart but new to it. Use a concrete analogy.
Rewrite for clarity
Rewrite the following to be clearer and more concise, and keep the meaning:
Push back on my plan
I am deciding between A and B. Challenge my assumptions and tell me what I might be missing.
Draft a short plan
Help me draft a practical plan for [goal] over the next two weeks.
Other models to try
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