Claude Fable 5
anthropic/claude-fable-5
Claude model for creative writing, analysis, and controlled agent workflows
Capabilities
ReasoningYes
Tool callingYes
Structured outputNo
TemperatureFixed
AttachmentYes
Open weightsNo
Limits
Context1,000,000 tokens
Max inputN/A
Max output128,000 tokens
Details
Familyclaude-fable
Knowledge cutoff2026-01-31
Release date2026-06-09
Last updated2026-06-09
Modalities
Inputtext, image, pdf
Outputtext
Benchmarks
SWE-Bench Pro
80.3
resolve rate
SWE-Bench Verified
95
resolved
Terminal-Bench
88
success rate
Humanity's Last Exam
59
accuracy
Humanity's Last Exam
64.5
accuracy
OSWorld-Verified
85
success rate
FrontierCode
29.3
pass rate
GDPval-AA
1932
Elo
AutomationBench
17.4
success rate
Community Rating
4.0
1 rating
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Pricing
Cost per 1M tokens
InputN/A
OutputN/A