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OpenAI

GPT-5.4 Pro

More exact GPT-5.4 tier for demanding professional reasoning and agent tasks

Model facts

Context window
1.05M tokens
Maximum output
128K tokens
Cheapest paid input
$15 per 1M tokens
Cheapest paid output
$90 per 1M tokens
Open weights
no
Providers
22

Capabilities and modalities

reasoning, tool calling, structured output, attachments, temperature control, text, image, pdf.

Artificial Analysis benchmarks

Compare this model on the full LLM benchmark leaderboard.

ConfigurationAAICodingMathOutput tokens/s
xhighnot measurednot measurednot measurednot measured

Observed price history

  • 2026-08-24: $15 input / $90 output per 1M tokens
  • 2026-08-28: $30 input / $180 output per 1M tokens
  • 2026-08-31: $15 input / $90 output per 1M tokens

API providers