Chat Completion

/v1/chat/completions

HTTP Request

curl https://api.apertis.ai/v1/chat/completions \
    -H "Content-Type: application/json" \
    -H "Authorization: Bearer <APERTIS_API_KEY>" \
    -d '{
        "model": "<MODEL_ALIAS>",
        "messages": [
            {
                "role": "system",
                "content": "<MESSAGES>"
            }
        ]
    }'

• <APERTIS_API_KEY>: Your API key
• <MODEL_ALIAS>: The alias of the model to use
• <MESSAGES>: The messages to send to the model

Optional Parameters

Parameter	Type	Description
temperature	number	Sampling temperature (0-2). Default: 1
max_tokens	integer	Maximum tokens in the response
top_p	number	Nucleus sampling threshold (0-1)
stream	boolean	Enable streaming. Default: false
compression	object	Context compression configuration

Context Compression

Add a compression object to automatically summarize older conversation history and reduce token usage for long conversations:

curl https://api.apertis.ai/v1/chat/completions \
    -H "Content-Type: application/json" \
    -H "Authorization: Bearer <APERTIS_API_KEY>" \
    -d '{
        "model": "gpt-4.1-mini",
        "messages": [{"role": "user", "content": "Hello!"}],
        "compression": {"enabled": true, "model": "gpt-4.1-mini"}
    }'

See Context Compression for full documentation.