{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api-evangelist.com/schemas/hyperbolic-ai/hyperbolic-chat-completion-schema.json",
  "title": "Hyperbolic Chat Completion",
  "description": "Schema for the Hyperbolic Chat Completions API. Covers the OpenAI-compatible request body and response returned by POST /v1/chat/completions on https://api.hyperbolic.xyz/v1.",
  "type": "object",
  "definitions": {
    "ChatCompletionRequest": {
      "type": "object",
      "description": "Request body for creating a chat completion.",
      "required": ["model", "messages"],
      "properties": {
        "model": {
          "type": "string",
          "description": "Model identifier — see GET /v1/models. Examples: meta-llama/Meta-Llama-3.1-405B-Instruct, deepseek-ai/DeepSeek-V3, deepseek-ai/DeepSeek-R1, Qwen/Qwen2.5-72B-Instruct."
        },
        "messages": {
          "type": "array",
          "minItems": 1,
          "items": { "$ref": "#/definitions/ChatMessage" }
        },
        "max_tokens": { "type": "integer", "minimum": 1 },
        "temperature": { "type": "number", "minimum": 0, "maximum": 2, "default": 1 },
        "top_p": { "type": "number", "minimum": 0, "maximum": 1, "default": 1 },
        "top_k": { "type": "integer", "minimum": 0 },
        "n": { "type": "integer", "minimum": 1, "default": 1 },
        "stream": { "type": "boolean", "default": false },
        "stop": {
          "oneOf": [
            { "type": "string" },
            { "type": "array", "items": { "type": "string" } }
          ]
        },
        "presence_penalty": { "type": "number", "minimum": -2, "maximum": 2 },
        "frequency_penalty": { "type": "number", "minimum": -2, "maximum": 2 },
        "seed": { "type": "integer" },
        "response_format": {
          "type": "object",
          "properties": {
            "type": { "type": "string", "enum": ["text", "json_object", "json_schema"] }
          }
        },
        "tools": { "type": "array", "items": { "$ref": "#/definitions/Tool" } },
        "tool_choice": {
          "oneOf": [
            { "type": "string", "enum": ["none", "auto", "required"] },
            { "type": "object" }
          ]
        },
        "user": { "type": "string" }
      }
    },
    "ChatMessage": {
      "type": "object",
      "required": ["role", "content"],
      "properties": {
        "role": { "type": "string", "enum": ["system", "user", "assistant", "tool"] },
        "content": {
          "oneOf": [
            { "type": "string" },
            { "type": "array", "items": { "$ref": "#/definitions/ContentPart" } }
          ]
        },
        "name": { "type": "string" },
        "tool_call_id": { "type": "string" },
        "tool_calls": { "type": "array", "items": { "$ref": "#/definitions/ToolCall" } }
      }
    },
    "ContentPart": {
      "type": "object",
      "required": ["type"],
      "properties": {
        "type": { "type": "string", "enum": ["text", "image_url"] },
        "text": { "type": "string" },
        "image_url": {
          "type": "object",
          "properties": {
            "url": { "type": "string" },
            "detail": { "type": "string", "enum": ["auto", "low", "high"] }
          }
        }
      }
    },
    "Tool": {
      "type": "object",
      "required": ["type", "function"],
      "properties": {
        "type": { "type": "string", "enum": ["function"] },
        "function": {
          "type": "object",
          "required": ["name"],
          "properties": {
            "name": { "type": "string" },
            "description": { "type": "string" },
            "parameters": { "type": "object" }
          }
        }
      }
    },
    "ToolCall": {
      "type": "object",
      "required": ["id", "type", "function"],
      "properties": {
        "id": { "type": "string" },
        "type": { "type": "string", "enum": ["function"] },
        "function": {
          "type": "object",
          "properties": {
            "name": { "type": "string" },
            "arguments": { "type": "string" }
          }
        }
      }
    },
    "ChatCompletionResponse": {
      "type": "object",
      "required": ["id", "object", "created", "model", "choices"],
      "properties": {
        "id": { "type": "string" },
        "object": { "type": "string", "enum": ["chat.completion"] },
        "created": { "type": "integer" },
        "model": { "type": "string" },
        "choices": {
          "type": "array",
          "items": { "$ref": "#/definitions/ChatCompletionChoice" }
        },
        "usage": { "$ref": "#/definitions/Usage" },
        "system_fingerprint": { "type": "string" }
      }
    },
    "ChatCompletionChoice": {
      "type": "object",
      "properties": {
        "index": { "type": "integer" },
        "message": { "$ref": "#/definitions/ChatMessage" },
        "finish_reason": { "type": "string", "enum": ["stop", "length", "tool_calls", "content_filter"] }
      }
    },
    "Usage": {
      "type": "object",
      "properties": {
        "prompt_tokens": { "type": "integer" },
        "completion_tokens": { "type": "integer" },
        "total_tokens": { "type": "integer" }
      }
    }
  },
  "oneOf": [
    { "$ref": "#/definitions/ChatCompletionRequest" },
    { "$ref": "#/definitions/ChatCompletionResponse" }
  ]
}