GPT-5.5 Cyber API Pricing
As of October 10, 2026, GPT-5.5 Cyber costs $12.50 per 1M input tokens and $75.00 per 1M output tokens on OpenAI, with cache reads at $1.25 per 1M tokens.
- Input
- $12.50 / 1M tokens
- Output
- $75.00 / 1M tokens
- Cache read
- $1.25 / 1M tokens
- Providers
- 1
- Added to LiteLLM
- September 14, 2026
GPT-5.5 Cyber 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 |
|---|---|---|---|---|---|
| OpenAI | gpt-5.5-cyber | $12.50 | $75.00 | $1.25 | – |
What GPT-5.5 Cyber costs in practice
1,000 requests with 2,000 input and 500 output tokens each
| OpenAI | $62.50 |
GPT-5.5 Cyber features
- Reasoning
Use GPT-5.5 Cyber with LiteLLM
Call GPT-5.5 Cyber 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-5.5-cyber",
messages=[{"role": "user", "content": "Hello!"}],
)model_list:
- model_name: gpt-5.5-cyber
litellm_params:
model: gpt-5.5-cyber
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-5.5-cyber",
"messages": [{"role": "user", "content": "Hello!"}]
}'GPT-5.5 Cyber FAQ
How much does GPT-5.5 Cyber cost?
GPT-5.5 Cyber costs $12.50 per 1M input tokens and $75.00 per 1M output tokens on OpenAI, with cache reads at $1.25 per 1M tokens.
Which providers offer GPT-5.5 Cyber?
GPT-5.5 Cyber is available from OpenAI through LiteLLM, using the model name gpt-5.5-cyber.
How do I call GPT-5.5 Cyber with an OpenAI-compatible API?
Use the LiteLLM Python SDK with model="gpt-5.5-cyber", 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-5.5 Cyber support?
GPT-5.5 Cyber supports reasoning.
When did LiteLLM add GPT-5.5 Cyber?
GPT-5.5 Cyber was added to LiteLLM's model price file on September 14, 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: OpenAI.
Provider pages: OpenAI.
