Claude Haiku 3.5 vs GPT-4o

Side-by-side comparison of Anthropic's Claude Haiku 3.5 and OpenAI's GPT-4o. Which one is right for you?

Claude Haiku 3.5

Anthropic

79
overall score

GPT-4o

OpenAI

87
overall score
Winner (4/5)

Benchmark Comparison

Coding
GPT-4o wins
78
84
Reasoning
GPT-4o wins
76
86
Multimodal
GPT-4o wins
72
90
Speed
Claude Haiku 3.5 wins
97
92
Overall
GPT-4o wins
79
87

Pricing Comparison

Claude Haiku 3.5

API Input$0.80/1M
API Output$4.00/1M
Subscription$20/mo
Free tierYes

GPT-4o

API Input$2.50/1M
API Output$10.00/1M
Subscription$20/mo
Free tierYes

Specifications

SpecClaude Haiku 3.5GPT-4o
ProviderAnthropicOpenAI
Released2025-062024-05
CategoryBudgetFrontier
Context Window200K128K
Open SourceNoNo
MultimodalYesYes
Best ForHigh volume, Quick responses, ClassificationEveryday tasks, Multimodal input, Cost-effective

Claude Haiku 3.5

Extremely fast

Very affordable API

Good for simple tasks

Weaker on complex reasoning

Less capable than Sonnet/Opus

GPT-4o

Fast responses

Good price-to-performance

Solid multimodal

Outperformed by newer models on reasoning

Smaller context than GPT-5.5

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