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POST
/
v1
/
chat
/
completions
curl -X POST https://api.tzafon.ai/v1/chat/completions \
  -H "Authorization: Bearer sk_your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "tzafon.sm-1",
    "messages": [
      {"role": "system", "content": "You are a helpful assistant."},
      {"role": "user", "content": "Hello!"}
    ],
    "temperature": 0.7,
    "max_tokens": 1024
  }'

{
  "id": "chatcmpl-abc123",
  "object": "chat.completion",
  "created": 1705408200,
  "model": "tzafon.sm-1",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Hello! How can I help you today?"
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 25,
    "completion_tokens": 9,
    "total_tokens": 34
  }
}
New
This endpoint is OpenAI SDK compatible. Use the standard OpenAI SDK with base_url="https://api.tzafon.ai/v1".

​
Request Body

​
model
string
required
Model ID: tzafon.sm-1 or tzafon.northstar.cua.sft
​
messages
array
required
Conversation messages
​
temperature
number
default:"1.0"
Sampling temperature (0-2). Lower = more deterministic.
​
max_tokens
integer
Maximum tokens to generate
​
stream
boolean
default:"false"
Enable streaming responses
​
stop
array
Stop sequences to end generation

​
Response

​
id
string
Completion ID
​
object
string
chat.completion
​
model
string
Model used
​
choices
array
Completion choices
​
usage
object
Token usage
curl -X POST https://api.tzafon.ai/v1/chat/completions \
  -H "Authorization: Bearer sk_your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "tzafon.sm-1",
    "messages": [
      {"role": "system", "content": "You are a helpful assistant."},
      {"role": "user", "content": "Hello!"}
    ],
    "temperature": 0.7,
    "max_tokens": 1024
  }'

{
  "id": "chatcmpl-abc123",
  "object": "chat.completion",
  "created": 1705408200,
  "model": "tzafon.sm-1",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Hello! How can I help you today?"
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 25,
    "completion_tokens": 9,
    "total_tokens": 34
  }
}

​
Streaming

Enable stream: true to receive Server-Sent Events: 
stream = client.chat.completions.create(
    model="tzafon.sm-1",
    messages=[{"role": "user", "content": "Write a poem"}],
    stream=True
)

for chunk in stream:
    if chunk.choices[0].delta.content:
        print(chunk.choices[0].delta.content, end="")

​
Pricing

ModelInputOutput
tzafon.sm-1$0.20/1M tokens$0.30/1M tokens
tzafon.northstar.cua.sft$0.30/1M tokens$1.00/1M tokens