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CompareAI models

  1. Claude Fable 5.1Anthropic
  2. Claude Opus 4.5Anthropic
ReasoningCodingCost efficiencyContext windowMultimodalTool use
Normalized model capability scores
ModelReasoningCodingCost efficiencyContext windowMultimodalTool use
Claude Fable 5.1100/100No data4/10082/10050/100No data
Claude Opus 4.5100/10035/1008/10043/10050/100No data
Overview
Author
Context length
1M
200K
Reasoning
True
True
Input modalities
Text, Image, Pdf
Text, Image, Pdf
Output modalities
Text
Text
Providers
Pricing
Input
$10/ 1M
$5.00/ 1M
Output
$50/ 1M
$25/ 1M
Cached input
$0.25/ 1M
$0.50/ 1M
MomentumLast 2 mo
Unique users
No usage
No usage
Completed sessions
No usage
No usage
Token share
No usage
No usage
Tokens
No usage
No usage
No trend data
No trend data
RetentionWeek 1
Returning users
Pending
Pending

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