GPT-5.4 Low API Pricing
As of October 10, 2026, GPT-5.4 Low costs $2.50 per 1M input tokens and $15.00 per 1M output tokens on AIHubMix, with cache reads at $0.25 per 1M tokens. It has a 1,050,000-token context window and returns up to 128,000 tokens per response.
- Input
- $2.50 / 1M tokens
- Output
- $15.00 / 1M tokens
- Cache read
- $0.25 / 1M tokens
- Context window
- 1,050,000 tokens
- Max output
- 128,000 tokens
- Providers
- 1
- Added to LiteLLM
- September 16, 2026
GPT-5.4 Low pricing by provider
1 listing across 1 provider. 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 | Context |
|---|---|---|---|---|---|
| AIHubMix | aihubmix/gpt-5.4-low | $2.50 | $15.00 | $0.25 | 1M |
What GPT-5.4 Low costs in practice
1,000 requests with 2,000 input and 500 output tokens each
| AIHubMix | $12.50 |
100 long-document requests with 100,000 input and 2,000 output tokens each
| AIHubMix | $28.00 |
GPT-5.4 Low features
- Function calling
- Structured output
- Image input
- Reasoning
- Prompt caching
- Web search
Use GPT-5.4 Low with LiteLLM
Call GPT-5.4 Low 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="aihubmix/gpt-5.4-low",
messages=[{"role": "user", "content": "Hello!"}],
)model_list:
- model_name: gpt-5.4-low
litellm_params:
model: aihubmix/gpt-5.4-low
# credentials: see the provider's LiteLLM docs pagecurl http://0.0.0.0:4000/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer sk-1234" \
-d '{
"model": "gpt-5.4-low",
"messages": [{"role": "user", "content": "Hello!"}]
}'GPT-5.4 Low FAQ
How much does GPT-5.4 Low cost?
GPT-5.4 Low costs $2.50 per 1M input tokens and $15.00 per 1M output tokens on AIHubMix, with cache reads at $0.25 per 1M tokens.
What is the context window of GPT-5.4 Low?
GPT-5.4 Low has a 1,050,000-token context window and returns up to 128,000 tokens per response.
Which providers offer GPT-5.4 Low?
GPT-5.4 Low is available from AIHubMix through LiteLLM, using the model name aihubmix/gpt-5.4-low.
How do I call GPT-5.4 Low with an OpenAI-compatible API?
Use the LiteLLM Python SDK with model="aihubmix/gpt-5.4-low", 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 Low support?
GPT-5.4 Low supports function calling, structured output, image input, reasoning, prompt caching and web search.
When did LiteLLM add GPT-5.4 Low?
GPT-5.4 Low was added to LiteLLM's model price file on September 16, 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:
LiteLLM docs: AIHubMix.
Provider pages: AIHubMix.
