Head-to-head

GPT-5.4 mini vs Claude Haiku 4.5

How GPT-5.4 mini (OpenAI) and Claude Haiku 4.5 (Anthropic) compare on price, context window and best-fit use case.

In short: GPT-5.4 mini is best for High-volume tasks like classification, extraction, and chat where cost and speed matter most, while Claude Haiku 4.5 suits Real-time chat, routing, classification, and high-throughput pipelines on a budget. On price it's $0.75 vs $1.00 per 1M input tokens; on context, ~400K tokens vs 200K tokens.

SpecGPT-5.4 miniClaude Haiku 4.5
DeveloperOpenAIAnthropic
Context window~400K tokens200K tokens
Input price /1M$0.75$1.00
Output price /1M$4.50$5.00
Modalitiestext, imagetext, image
Best forHigh-volume tasks like classification, extraction, and chat where cost and speed matter most.Real-time chat, routing, classification, and high-throughput pipelines on a budget.

GPT-5.4 mini

  • Very low cost
  • Fast latency
  • Good general capability for its size
  • Solid tool calling
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Claude Haiku 4.5

  • Low latency
  • Cheapest Claude tier
  • Good reasoning for its size
  • Strong tool use
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