GPT-5.4 Mini

by OpenAI · chat

GPT-5.4 Mini is OpenAI's strongest mini model for coding, computer use, and subagent workflows. It features 400K context, 128K max output, and runs 2x faster than GPT-5 Mini.

Pricing

Input: $0.6975/M tokens · Output: $4.185/M tokens

Capabilities

Vision, Function Calling, JSON Mode, Streaming, Reasoning

Context: 400K tokens

Max output: 128K tokens

Routes: 1/1 healthy

Performance

TTFT: 3378ms · Latency: 6634ms · Throughput: 165.9 tok/s