LLM Comparison

GPT-5.4 Mini vs Claude Sonnet 4.6

Side-by-side specs, pricing & capabilities · Updated April 2026

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2/6 models
Same tier:
 OpenAIGPT-5.4 MiniAnthropicClaude Sonnet 4.6
OrganizationOpenAIOpenAIAnthropicAnthropic
OpenTools Score
67
7.5
FamilyGPTClaude
StatusCurrentCurrent
Release DateMar 2026Feb 2026
Context Window400K tokens1.0M tokens
Input Price$0.75/M tokens$3.00/M tokens
Output Price$4.50/M tokens$15.00/M tokens
Pricing NotesCache read: $0.0750/M tokensCache read: $0.3000/M tokens
Capabilities
textvisioncode
textvisioncodetool-use
Max Output128K tokens128K tokens
API Identifieropenai/gpt-5.4-minianthropic/claude-sonnet-4.6
Benchmarks
MMLU—88
HumanEval—93.7
MATH—79.5
GPQA—68.9
 View GPT-5.4 MiniView Claude Sonnet 4.6

Cost Calculator

Enter your expected monthly token usage to compare costs.

ModelInputOutputTotal / movs Best
GPT-5.4 MiniCheapest$0.75$2.25$3.00—
Claude Sonnet 4.6$3.00$7.50$10.50+250%

OpenAI

GPT-5.4 Mini

GPT-5.4 Mini is a multimodal llm from OpenAI. Supports up to 400,000 token context window. Available from $0.75/M input tokens.

Anthropic

Claude Sonnet 4.6

Claude Sonnet 4.6 is a multimodal llm from Anthropic. Supports up to 1,000,000 token context window. Achieves 88.0% on MMLU. Available from $3.00/M input tokens.

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