GPT-5.4
text+image+file->text
GPT-5.4 sits in the frontier tier — built for high-capability reasoning, tool use, and long-form output where capability outweighs cost. Available via OpenAI. 1,050,000-token context. Premium pricing.
GPT-5.4 is a multimodal AI model from OpenAI. It costs $2.500 per million input tokens and $15.000 per million output tokens (blended $6.250/M), with a 1,050,000-token context window.
INPUT
$2.500/M
per million input tokens
OUTPUT
$15.000/M
per million output tokens
CONTEXT
1,050,000
tokens
What it is good at
- Strong general reasoning
- Tool use & function calling
- Long-form writing
- Production-grade reliability
- Multimodal: handles images alongside text
Typical use cases
- Production assistants
- Long-document analysis
- Multi-step agent workflows
- Engineering copilots
Benchmarks
No published benchmark scores tracked for this model yet. Frontier and reasoning models from major providers have scores; smaller models and inference-host variants typically inherit the underlying open-weights score.
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Frequently asked questions
How much does GPT-5.4 cost?
GPT-5.4 costs $2.500 per million input tokens and $15.000 per million output tokens, for a blended reference rate of $6.250 per million tokens.
What is GPT-5.4's context window?
GPT-5.4 supports up to 1,050,000 tokens of context in a single request.
What is GPT-5.4 best for?
GPT-5.4 is well suited to Strong general reasoning, Tool use & function calling and Long-form writing.
Who makes GPT-5.4?
GPT-5.4 is developed and served by OpenAI.