Head-to-head

GPT-5.4 mini vs Claude Sonnet 4.6

How GPT-5.4 mini (OpenAI) and Claude Sonnet 4.6 (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 Sonnet 4.6 suits Everyday coding, agents, and production apps wanting Claude quality without flagship pricing. On price it's $0.75 vs $3.00 per 1M input tokens; on context, ~400K tokens vs 1M tokens.

SpecGPT-5.4 miniClaude Sonnet 4.6
DeveloperOpenAIAnthropic
Context window~400K tokens1M tokens
Input price /1M$0.75$3.00
Output price /1M$4.50$15.00
Modalitiestext, imagetext, image
Best forHigh-volume tasks like classification, extraction, and chat where cost and speed matter most.Everyday coding, agents, and production apps wanting Claude quality without flagship pricing.

GPT-5.4 mini

  • Very low cost
  • Fast latency
  • Good general capability for its size
  • Solid tool calling
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Claude Sonnet 4.6

  • Strong coding at lower cost than Opus
  • 1M context window
  • Fast and reliable
  • Excellent for agentic tooling
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