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Claude Haiku 4.5
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Tool use · Reasoning
Overview
Pricing
Evaluations
Evaluation overview
Overall rank
#83
68.3 points · 180 models
Research rank
#70
80.3 points · 174 models
Data coverage
3 items
3 sources · updated through 2026-07-16
Domain performance
Coding
#67 / 160
71.6
Research
#70 / 174
80.3
Long context
#34 / 82
77.4
Evaluation highlights
All evaluations
Arena Text Rating
Reasoning · Arena.ai Text · claude-haiku-4-5-20251001
1,412.12Elo
95
/ 354
Arena WebDev Rating
Coding · Arena.ai WebDev · claude-haiku-4-5-20251001
1,327.17Elo
66
/ 88
Arena Document Rating
Long context · Arena.ai Document
1,420.92Elo
22
/ 28
Basic information
Context (input / output)
200K / 64K
Release date
2025-10
Input modalities
Text · Image
Output modalities
Text
Availability
Anthropic
Full pricing
Input
$1 /1M
Output
$5 /1M
Related links
Official site