Models

Claude 4.5 Haiku (Reasoning)

AnthropicAnthropicUnited States

Claude 4.5 Haiku (Reasoning) is a fast, lightweight model from Anthropic optimized for complex reasoning tasks. It combines the speed and cost-efficiency of the Haiku series with enhanced logical and analytical capabilities.

ReasoningFastCheapMultimodal
Input / 1M tokens
$1.00
Output / 1M tokens
$5.00
Output tokens/s
127.66
First-token seconds
10.87s
Supported plans
7

Benchmark history

Evaluations

15

Tau Banking

Measured Jul 10, 2026Source

Score

0.09

TAU2

Measured Jul 10, 2026Source

Score

0.55

Terminalbench V2 1

Measured Jul 10, 2026Source

Score

0.44

Terminalbench Hard

Measured Jul 10, 2026Source

Score

0.27

Lcr

Measured Jul 10, 2026Source

Score

0.7

Ifbench

Measured Jul 10, 2026Source

Score

0.54

Aime 25

Measured Jul 10, 2026Source

Score

0.84

Scicode

Measured Jul 10, 2026Source

Score

0.43

Livecodebench

Measured Jul 10, 2026Source

Score

0.62

Hle

Measured Jul 10, 2026Source

Score

0.1

Gpqa

Measured Jul 10, 2026Source

Score

0.67

Mmlu Pro

Measured Jul 10, 2026Source

Score

0.76

Artificial Analysis Math Index

Measured Jul 10, 2026Source

Score

83.7

Artificial Analysis Coding Index

Measured Jul 10, 2026Source

Score

43.9

Artificial Analysis Intelligence Index

Measured Jul 10, 2026Source

Score

29.6

Plan availability

Products and plans that support this model

1

User ratings

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Discussion

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