gpt-5.4-mini API pricing
Blended at 3:1 input to output: $1.69 per million tokens.
OpenAI charges $0.750 per million input tokens and $4.50 per million output tokens. 8 of the models nearest it in price are cheaper on a blended basis.
Against the models nearest in price
Blended at a 3:1 input to output ratio.
| Source | ||||||
|---|---|---|---|---|---|---|
| gpt-5.4-mini This model | OpenAI | $0.750 | $4.50 | 272,000 | $1.69 | ↗ |
| grok-4 | xAI | $1.25 | $2.50 | 256,000 | $1.56 | ↗ |
| grok-4.20 | OpenRouter | $1.25 | $2.50 | 1,000,000 | $1.56 | ↗ |
| grok-4.20-multi-agent | OpenRouter | $1.25 | $2.50 | 1,000,000 | $1.56 | ↗ |
| grok-4.3 | OpenRouter | $1.25 | $2.50 | 1,000,000 | $1.56 | ↗ |
| grok-3 | xAI | $1.25 | $2.50 | 131,072 | $1.56 | ↗ |
| grok-3-beta | xAI | $1.25 | $2.50 | 131,072 | $1.56 | ↗ |
| grok-3-fast-beta | xAI | $1.25 | $2.50 | 131,072 | $1.56 | ↗ |
| grok-3-fast-latest | xAI | $1.25 | $2.50 | 131,072 | $1.56 | ↗ |
Last checked . Methodology
Questions
How much does gpt-5.4-mini cost per million tokens?
$0.750 per million input tokens and $4.50 per million output tokens, with cached input at $0.075. At a 3:1 input to output mix that blends to $1.69. Checked 12 Sept 2026.
What would gpt-5.4-mini cost for a real workload?
A thousand requests a day at 2,000 input and 600 output tokens each comes to $126.00 a month.
What is the context window for gpt-5.4-mini?
272,000 tokens of input, with up to 128,000 tokens of output.
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