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GPT 5.4
GPT 5.4, a language model from OpenAI.
modelOverride: { model: "gpt-5.4" }
OOpenAI·Released March 2026
Pricing
- Input
- $2.50 / 1M
- Output
- $15.00 / 1M
- Input
- $5.00 / 1M
- Output
- $22.50 / 1M
- Cached input
- $0.25 / 1M
- Cached input
- $0.50 / 1M
Specifications
- Context window
- 1,000,000 tokens
- Max output
- 128,000 tokens
- Released
- March 2026
Parameters
Model options, passed in
modelOverride.config.| Parameter | Type | Default | Range / options |
|---|---|---|---|
reasoning_effort | Select | medium | nonelowmediumhighxhigh |
tools | Tools | — | — |
mcpServers | MCP servers | — | — |
Use this model
await mindstudio.generateText({ message: "...", modelOverride: { model: "gpt-5.4", config: { reasoning_effort: "medium", }, }, });