---
title: "Create Chat Completion"
method: POST
path: "/v1/chat/completions"
tags: ["Intelligence"]
---

# Create Chat Completion

`POST /v1/chat/completions`

Forward chat completion request to inference-api and track usage.

## Headers

- `fi-sdk-type` string, nullable
- `fi-sdk-version` string, nullable

## Request body

- ChatCompletionsRequest — Request schema for chat completions.
  - `model` string, required
  - `messages` Message[], required
    - `role` string, required
    - `content` string, required
  - `temperature` number, nullable
  - `top_p` number, nullable
  - `response_format` object, nullable
  - `max_completion_tokens` integer, nullable
  - `tools` ToolFunction[], nullable
    - `type` string
    - `function` ToolFunctionParameters, required — Schema for tool function parameters.
      - `name` string, required
      - `description` string, required
      - `parameters` object, nullable
    - `required` string[], nullable
  - `tool_choice` union
    - string
    - object
  - `stream` boolean
  - `encrypt` boolean
  - `encryption_id` string, nullable
  - `confidential` boolean

## Response `200`

Successful Response

- ChatCompletionsResponse — Response schema for chat completions.
  - `object` string, required
  - `created` integer, required
  - `model` string, required
  - `choices` Choice[], required
    - `index` integer, required
    - `message` ChoiceMessage, required — Schema for choice message.
      - `role` string, required
      - `content` string, required
      - `tool_calls` object[], nullable
  - `usage` Usage, required — Schema for usage.
    - `prompt_tokens` integer, nullable, required
    - `completion_tokens` integer, nullable, required
    - `total_tokens` integer, nullable, required

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/flower/apis/superlink-api.md) · [All operations](https://skmtc.dev/flower/apis/superlink-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/flower/superlink-api/revisions/adf853ac4f41/schema)