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GPT-5.4 Mini API pricing
As of October 16, 2026, GPT-5.4 Mini costs $0.75 per million input tokens and $4.50 per million output tokens on the OpenAI API. Cached input is $0.075 per million.
It is the 10th cheapest of 36 OpenAI models tracked here, by blended price. The closest Standard-tier model from another provider is Grok 4.20 (xAI) at $1.25 / $2.50; GPT-5.4 Mini is 8% more expensive. First listed in the LiteLLM price data on March 17, 2026.
Input / 1M tokens$0.75
Output / 1M tokens$4.50
Context window272K
Max output128K
Every published rate
| Rate | Per 1M tokens |
|---|---|
| Input (standard) | $0.75 |
| Output (standard) | $4.50 |
| Cached input (read) | $0.075 |
| Batch input | $0.375 |
| Batch output | $2.25 |
What it costs in practice
| Task | Tokens | Per request | Per 1,000 requests |
|---|---|---|---|
| Chatbot reply | 1,000 in / 500 out | $0.003 | $3.00 |
| Summarize a long document | 20,000 in / 1,000 out | $0.02 | $19.50 |
| Coding agent step | 50,000 in / 2,000 out | $0.05 | $46.50 |
Standard rates, no caching or batch discount. Compare your own numbers across all models →
Price history
| Date | Model | Change |
|---|---|---|
| 2026-07-30 | GPT-5.4 Mini | Context window: 1.05M → 272K (-74%) source |
| 2026-06-26 | GPT-5.4 Mini | Context window: 272K → 1.05M (+286%) source |
| 2026-03-17 | GPT-5.4 Mini | New model listed: $0.75 in / $4.5 out source |
Dates are when each change first appeared in the LiteLLM price data, usually within days of the provider's announcement.
Details
| Provider | OpenAI |
| Price tier | Standard |
| Features | Vision, Reasoning, Prompt caching, Tool use, PDF input, Web search |
| API model names | gpt-5.4-mini, gpt-5.4-mini-2026-03-17 |
| Official pricing | developers.openai.com |
Models at a similar price
| Model | Input / 1M | Output / 1M |
|---|---|---|
| Gemini 3.6 Flash | $0.75 | $3.75 |
| Gemini 3.7 Flash | $0.75 | $3.75 |
| Gemini 3.8 Flash | $0.75 | $3.75 |
| Grok 4.20 | $1.25 | $2.50 |
| Grok 4.3 | $1.25 | $2.50 |
| o3 Mini | $1.10 | $4.40 |
Other OpenAI models
| Model | Input / 1M | Output / 1M |
|---|---|---|
| GPT-4 | $30.00 | $60.00 |
| GPT-5.6 Cyber | $12.50 | $75.00 |
| GPT-5.5 Cyber | $12.50 | $75.00 |
| o1 | $15.00 | $60.00 |
| GPT-6 Astra | $10.00 | $50.00 |
| GPT-4 Preview | $10.00 | $30.00 |
| GPT-4 Turbo | $10.00 | $30.00 |
| GPT-5.5 | $5.00 | $30.00 |
| GPT-Rosalind Research | $5.00 | $25.00 |
| GPT-Rosalind Discovery | $5.00 | $25.00 |
| GPT-5.6 | $4.00 | $20.00 |
| GPT-5.6 Sol | $4.00 | $20.00 |
| GPT-5.4 | $2.50 | $15.00 |
| GPT-5.2 | $1.75 | $14.00 |
| GPT-5.6 Terra | $2.00 | $12.00 |
| GPT-4o | $2.50 | $10.00 |
| GPT-6 Sol | $2.00 | $10.00 |
| GPT-6.1 Sol | $2.00 | $10.00 |
| GPT-4.1 | $2.00 | $8.00 |
| o3 | $2.00 | $8.00 |
| GPT-5 | $1.25 | $10.00 |
| GPT-5.1 | $1.25 | $10.00 |
| GPT-5 Search API | $1.25 | $10.00 |
| GPT-3.5 Turbo 16K | $3.00 | $4.00 |
| o3 Mini | $1.10 | $4.40 |
| o4 Mini | $1.10 | $4.40 |
| GPT-3.5 Turbo | $0.50 | $1.50 |
| GPT-4.1 Mini | $0.40 | $1.60 |
| GPT-5 Mini | $0.25 | $2.00 |
| GPT-5.4 Nano | $0.20 | $1.25 |
| GPT-5.6 Luna | $0.20 | $1.20 |
| GPT-4o Mini | $0.15 | $0.60 |
| GPT-6 Luna | $0.10 | $0.50 |
| GPT-4.1 Nano | $0.10 | $0.40 |
| GPT-5 Nano | $0.05 | $0.40 |