LLM Comparison

GPT-5.4 Pro vs GPT-5.4 Nano

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

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2/6 models
Same tier:
 OpenAIGPT-5.4 ProOpenAIGPT-5.4 Nano
OrganizationOpenAIOpenAIOpenAIOpenAI
OpenTools Score
FamilyGPTGPT
StatusCurrentCurrent
Release DateMar 2026Mar 2026
Context Window1.1M tokens400K tokens
Input Price$30.00/M tokens$0.20/M tokens
Output Price$180.00/M tokens$1.25/M tokens
Pricing Notes—Cache read: $0.0200/M tokens
Capabilities
textvisioncode
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Max Output128K tokens128K tokens
API Identifieropenai/gpt-5.4-proopenai/gpt-5.4-nano
 View GPT-5.4 ProView GPT-5.4 Nano

Cost Calculator

Enter your expected monthly token usage to compare costs.

ModelInputOutputTotal / movs Best
GPT-5.4 NanoCheapest$0.20$0.63$0.83—
GPT-5.4 Pro$30.00$90.00$120.00+14445%

OpenAI

GPT-5.4 Pro

GPT-5.4 Pro is a multimodal llm from OpenAI. Supports up to 1,050,000 token context window. Available from $30.00/M input tokens.

OpenAI

GPT-5.4 Nano

GPT-5.4 Nano is a multimodal llm from OpenAI. Supports up to 400,000 token context window. Available from $0.20/M input tokens.

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