o3-pro vs Claude 3.5 Haiku

Detailed comparison of capabilities, features, and performance.

o3-pro

o3-pro

OpenAI
VS
Claude 3.5 Haiku

Claude 3.5 Haiku

Anthropic
Feature o3-pro Claude 3.5 Haiku
AI Lab OpenAI Anthropic
Context Size 200,000 tokens 204,800 tokens
Max Output Size 100,000 tokens 4,096 tokens
Frontier Model Yes No
Vision Support No No
Description o3-pro a version of o3 that uses more compute to think harder and provide reliable answers to challenging problems. The latest Haiku 3.5 model from Anthropic

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