LLM Comparison

GPT-5.4 Mini vs Claude Opus 4.6

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

Price vs Intelligence

7363544536$1.84$6.25$10.67$15.08$19.50Avg Price per M tokensIntelligenceGPT-5.4 Mini46.1 / $2.63Claude Opus 4.662.5 / $15.00

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2/6 models
Same tier:
 OpenAIGPT-5.4 MiniAnthropicClaude Opus 4.6
OrganizationOpenAIOpenAIAnthropicAnthropic
OpenTools Score
46
17.6
63
4.2
FamilyGPTClaude
StatusCurrentCurrent
Release DateMar 2026Feb 2026
Context Window400K tokens1.0M tokens
Input Price$0.75/M tokens$5.00/M tokens
Output Price$4.50/M tokens$25.00/M tokens
Pricing NotesCache read: $0.0750/M tokensCache read: $0.5000/M tokens
Capabilities
textvisioncode
textvisioncodetool-use
Max Output128K tokens128K tokens
API Identifieropenai/gpt-5.4-minianthropic/claude-opus-4.6
Benchmarks
GPQA Diamond
88openai
91.3anthropic
SWE-bench Pro
54.4openai
53.4anthropic
OSWorld-Verified
72.1openai
72.7anthropic
Terminal-Bench 2.0
60openai
65.4anthropic
MMMU-Pro
76.6openai
—
MMLU—
89.8anthropic
SWE-bench Verified—
80.8anthropic
MATH 500—
80.7anthropic
LiveCodeBench—
55.9anthropic
Berkeley Function Calling—
91.9anthropic
HLE—
48anthropic
MCP-Atlas—
75.8anthropic
BrowseComp—
83.7anthropic
DocVQA—
91.3anthropic
GPQA-AA Elo—
1619artificial-analysis
 View GPT-5.4 MiniView Claude Opus 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 Opus 4.6$5.00$12.50$17.50+483%

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 Opus 4.6

Claude Opus 4.6 is a multimodal LLM from Anthropic with adaptive reasoning capabilities. Achieves 91.3% on GPQA Diamond and 80.8% on SWE-bench Verified. Supports up to 1,000,000 token context window. Available from $5.00/M input tokens.

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