GPT-5.4 Mini
GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and image inputs with strong performance across reasoning, coding, and tool use, while reducing latency and cost for large-scale deployments. The model is designed for production environments that require a balance of capability and efficiency, making it well suited for chat applications, coding assistants, and agent workflows that operate at scale. GP
Context window
This model accepts 1.1M tokens in one request (~788K words of text).
What fits in one request
- FitsShort documentAbout 1,500 words of text
- FitsLong documentAbout 37K words of text
- FitsSmall codebaseAbout 150K words of text
- FitsFull novelAbout 375K words of text
Specifications
Context size, pricing, and release info in one place.
- Context window
- 1,050,000 tokens (1.1M)
- Max output tokens
- 128,000 tokens (128K)
- Speed tier
- fast
- Provider
- Openai
- Release date
- Mar 2026
- Input cost
- $0.750/M / 1M tokens
- Output cost
- $4.50/M / 1M tokens
- Cached input
- $0.075/M / 1M tokens
Capabilities
See which features this model supports, such as vision, tools, and streaming.
- Vision
- Accepts image inputs alongside text
- Supported
- Tool use
- Can call external tools and APIs
- Supported
- Function calling
- Structured function call interface
- Supported
- Extended thinking
- Shows its chain-of-thought reasoning
- Supported
- Streaming
- Returns tokens as they are generated
- Supported
- Prompt caching
- Reuse repeated prompt prefixes cheaply
- Supported
- Web search
- Can browse the web during a request
- Not supported
- Batch API
- Process many requests asynchronously
- Not supported
Best for
Jump to a guide or ranking that matches each workload.
Compare GPT-5.4 Mini
Open a side-by-side comparison with one click.
- GPT-5.4 Mini vs Amazon Titan Text Express
GPT-5.4 Mini has 2400% larger context window
- GPT-5.4 Mini vs Amazon Titan Text Lite
GPT-5.4 Mini has 2400% larger context window
- GPT-5.4 Mini vs Amazon Titan Text Premier
GPT-5.4 Mini has 2400% larger context window
- GPT-5.4 Mini vs Claude Instant
GPT-5.4 Mini has 950% larger context window
- GPT-5.4 Mini vs Anthropic Claude
GPT-5.4 Mini has 950% larger context window
- GPT-5.4 Mini vs Codellama 34b Instruct
GPT-5.4 Mini has 25534% larger context window
Frequently asked questions
Short answers about context size and how this model behaves.
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