Claude Haiku 4.5 vs GPT-5

Claude Haiku 4.5 is cheaper on input ($0.80 vs $10.00 per 1M tokens), GPT-5 has the larger context window (256K).

SpecClaude Haiku 4.5GPT-5
ProviderAnthropicOpenAI
ModalityText + VisionText + Vision
Context window200K256Kbest
Input / 1M$0.80best$10.00
Output / 1M$4.00best$30.00
ReleasedOct 2025Dec 2025
Best forChat / Assistant, High-volume / cheapChat / Assistant, Code generation, Image / Vision

FAQ

Is Claude Haiku 4.5 cheaper than GPT-5?
Claude Haiku 4.5 is cheaper, at $0.80 per 1M input tokens versus $10.00.
Which has the larger context window, Claude Haiku 4.5 or GPT-5?
GPT-5 has the larger context window at 256K tokens.

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