OpenAI

GPT 5.4 API

Built for reasoning, coding, visual understanding, and agent tasks, with stronger long context, tool use, and scalable reliable output than GPT-5.3. Compared with Claude, Gemini, and Qwen flagship models, it is a strong general-purpose base for reliable automation and complex knowledge workflows.

  • Long context
  • Tool use
  • Reasoning
  • Structured output

USD

Pricing

default
input<272K
Input$2.5/1M tokensCompletion Price$15/1M tokensCache Read$0.25/1M tokens
input>=272K
Input$5/1M tokensCompletion Price$22.5/1M tokensCache Read$0.5/1M tokens

Public list prices are shown in USD. Final charges may vary by account group and usage tier.

API

Code examples

curl --location --request POST 'https://api.tokenhot.ai/v1/chat/completions' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "model": "gpt-5.4",
    "messages": [
        {
            "role": "user",
            "content": "What model are you"
        }
    ]
}'

OpenAI

Related models

FAQ

Frequently asked questions

What is GPT 5.4 best suited for?

GPT 5.4 is suited to the input, output, and capability types listed on this page. Test production workloads before choosing it for a critical system.

How is GPT 5.4 priced?

Pricing is shown in the pricing section above. Actual cost depends on usage volume, account group, and the request payload.

How can I call GPT 5.4?

Use the model ID shown above with one of the supported API protocols. Code examples are provided when usage data is available.

Get started

Build with GPT 5.4

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