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Anthropic

Claude Fable 5

VS
Anthropic

Claude Haiku 4.5

Decision Recommendation

⚖️ Trade-off decision: Choose Claude Fable 5 if you need the absolute highest accuracy for complex logic and coding. Choose Claude Haiku 4.5 if you want to optimize your budget, as it is 10.0x cheaper.

Model Specs

Claude Fable 5

Benchmarks & Scores

Coding (swe-bench-pro)Winner (+40.8%)
80.3%
Reasoning (gpqa-diamond)Winner (+21.1%)
94.1%

Cost & Performance

Cost (per 1M tokens)
$20.00Input: $10.00 | Output: $50.00
Speed
60.3 tps
Context WindowLarger
1M tokens
Model Specs

Claude Haiku 4.5

Benchmarks & Scores

Coding (swe-bench-pro)
39.5%
Reasoning (gpqa-diamond)
73%

Cost & Performance

Cost (per 1M tokens)10.0x cheaper
$2.00Input: $1.00 | Output: $5.00
Speed1.6x faster
98.5 tps
Context Window
200k tokens

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