GPT-5.4 Mini API Pricing
As of October 10, 2026, GPT-5.4 Mini costs $0.75 per 1M input tokens and $4.50 per 1M output tokens on OpenAI, with cache reads at $0.075 per 1M tokens. It has a 272,000-token context window and returns up to 128,000 tokens per response.
- Input
- $0.75 / 1M tokens
- Output
- $4.50 / 1M tokens
- Cache read
- $0.075 / 1M tokens
- Context window
- 272,000 tokens
- Max output
- 128,000 tokens
- Providers
- 7
- Added to LiteLLM
- March 2026
GPT-5.4 Mini pricing by provider
12 listings across 7 providers. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.
| Provider | Model name in LiteLLM | Input | Output | Cache read | Cache write | Batch in | Batch out | Context |
|---|---|---|---|---|---|---|---|---|
| OpenAI | gpt-5.4-mini | $0.75 | $4.50 | $0.075 | – | $0.375 | $2.25 | 272K |
| OpenAIsnapshot 2026-03-17 | gpt-5.4-mini-2026-03-17 | $0.75 | $4.50 | $0.075 | – | $0.375 | $2.25 | 272K |
| AIHubMix | aihubmix/gpt-5.4-mini | $0.75 | $4.50 | $0.075 | – | – | – | 400K |
| Azure AI Foundry | azure_ai/gpt-5.4-mini | $0.75 | $4.50 | $0.075 | – | – | – | 272K |
| Azure AI Foundrysnapshot 2026-03-17 | azure_ai/gpt-5.4-mini-2026-03-17 | $0.75 | $4.50 | $0.075 | – | – | – | 272K |
| Azure OpenAI | azure/gpt-5.4-mini | $0.75 | $4.50 | $0.075 | – | $0.375 | $2.25 | 272K |
| Azure OpenAIsnapshot 2026-03-17 | azure/gpt-5.4-mini-2026-03-17 | $0.75 | $4.50 | $0.075 | – | $0.375 | $2.25 | 272K |
| Databricks | databricks/databricks-gpt-5-4-mini | $0.75 | $4.50 | $0.07497 | $0.75 | – | – | 272K |
| GitHub Copilot | github_copilot/gpt-5.4-mini | – | – | – | – | – | – | 272K |
| Perplexity | perplexity/openai/gpt-5.4-mini | $0.75 | $4.50 | $0.075 | – | – | – | – |
| Azure OpenAIeu | azure/eu/gpt-5.4-mini | $0.825 | $4.95 | $0.0825 | – | $0.4125 | $2.475 | – |
| Azure OpenAIus | azure/us/gpt-5.4-mini | $0.825 | $4.95 | $0.0825 | – | $0.4125 | $2.475 | – |
Other GPT-5.4 Mini prices on OpenAI
| Priority input | $1.50 per 1M tokens |
| Priority output | $9.00 per 1M tokens |
| Flex input | $0.375 per 1M tokens |
| Flex output | $2.25 per 1M tokens |
| Web search | $10.00 per 1K searches |
What GPT-5.4 Mini costs in practice
1,000 requests with 2,000 input and 500 output tokens each
| OpenAI | $3.75 |
| Databricks | $3.75 |
| AIHubMix | $3.75 |
| Azure AI Foundry | $3.75 |
| OpenAI batch | $1.875 |
100 long-document requests with 100,000 input and 2,000 output tokens each
| OpenAI | $8.40 |
| Databricks | $8.40 |
| AIHubMix | $8.40 |
| Azure AI Foundry | $8.40 |
GPT-5.4 Mini features
Input: text, image. Output: text.
- Function calling
- Parallel tool calls
- Structured output
- Image input
- PDF input
- Reasoning
- Prompt caching
- Web search
Use GPT-5.4 Mini with LiteLLM
Call GPT-5.4 Mini through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/chat/completions. LiteLLM tracks the cost of every request at these prices.
from litellm import completion
response = completion(
model="gpt-5.4-mini",
messages=[{"role": "user", "content": "Hello!"}],
)model_list:
- model_name: gpt-5.4-mini
litellm_params:
model: gpt-5.4-mini
api_key: os.environ/OPENAI_API_KEYcurl http://0.0.0.0:4000/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer sk-1234" \
-d '{
"model": "gpt-5.4-mini",
"messages": [{"role": "user", "content": "Hello!"}]
}'GPT-5.4 Mini FAQ
How much does GPT-5.4 Mini cost?
GPT-5.4 Mini costs $0.75 per 1M input tokens and $4.50 per 1M output tokens on OpenAI, with cache reads at $0.075 per 1M tokens. Batch requests cost $0.375 per 1M input tokens and $2.25 per 1M output tokens.
What is the context window of GPT-5.4 Mini?
GPT-5.4 Mini has a 272,000-token context window and returns up to 128,000 tokens per response.
Which providers offer GPT-5.4 Mini?
GPT-5.4 Mini is available from 7 providers through LiteLLM: OpenAI, AIHubMix, Azure AI Foundry, Azure OpenAI, Databricks, GitHub Copilot and Perplexity. The lowest price is on Databricks.
How do I call GPT-5.4 Mini with an OpenAI-compatible API?
Use the LiteLLM Python SDK with model="gpt-5.4-mini", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/chat/completions from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.
What features does GPT-5.4 Mini support?
GPT-5.4 Mini supports function calling, parallel tool calls, structured output, image input, PDF input, reasoning, prompt caching and web search.
When did LiteLLM add GPT-5.4 Mini?
GPT-5.4 Mini was added to LiteLLM's model price file in March 2026.
Sources
Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request. Provider pricing pages:
- developers.openai.com/api/docs/pricing
- aihubmix.com/api/v1/models
- ai.azure.com/catalog/models/gpt-5.4-mini
- prices.azure.com/api/retail/prices?$filter=serviceName%20eq%20'Foundry%20Models'%20and%20armRegionName%20eq%20'eastus'%20and%20priceType%20eq%20'Consumption'
LiteLLM docs: OpenAI, AIHubMix, Azure AI Foundry, Azure OpenAI, Databricks, GitHub Copilot.
Provider pages: OpenAI, AIHubMix, Azure AI Foundry, Azure OpenAI, Databricks, GitHub Copilot, Perplexity.
