chat model
gpt-5.5
gpt-5.5 is a chat model available through the LLM7 API. It supports text input, image input, tool calling, streaming, JSON mode, reasoning. It provides a 1,050,000 tokens context window. It currently costs $0.55 USD input and $3.31 USD output per 1M tokens.
gpt-5.5Get an API keyCurrent price
Simple, pay-as-you-go pricing
$0.55 USD input and $3.31 USD output per 1M tokens
Minimum charge per request: $0.0001 USD.
Cost calculator
Adjust the volume to see an instant estimate at the current public price.
01M
Input estimate
$0.0055
Output estimate
$0.008275
Estimated total
$0.013775
Start building
A verified request for this exact model. Add your API key and run it.
curl https://api.llm7.io/v1/chat/completions \
-H "Authorization: Bearer $LLM7_API_TOKEN" \
-H "Content-Type: application/json" \
-d '{
"model": "gpt-5.5",
"messages": [
{ "role": "user", "content": "Hello!" }
]
}'