curl --request POST \
  --url https://direct.evolink.ai/v1/chat/completions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "glm-5.3",
  "messages": [
    {
      "role": "user",
      "content": "你好，请用一句话介绍你自己"
    }
  ]
}
'

{
  "id": "chatcmpl-a6613b56-c61c-94ba-9a9f-43d4cdc7d77a",
  "object": "chat.completion",
  "request_id": "req-7f3a2c1e8b9d4f0a",
  "created": 1777021417,
  "model": "glm-5.3",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "你好！我是 GLM-5.3，可以帮你完成对话、推理、写作、代码等多种任务。",
        "reasoning_content": "让我先分析这个问题……",
        "tool_calls": [
          {
            "id": "<string>",
            "type": "function",
            "function": {
              "name": "<string>",
              "arguments": "<string>"
            }
          }
        ]
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 24,
    "completion_tokens": 346,
    "total_tokens": 370,
    "prompt_tokens_details": {
      "cached_tokens": 0
    },
    "completion_tokens_details": {
      "reasoning_tokens": 321
    }
  },
  "content_filter": [
    {
      "role": "assistant",
      "level": 1
    }
  ]
}

{
  "error": {
    "code": 400,
    "message": "Invalid request parameters",
    "type": "invalid_request_error"
  }
}

{
  "error": {
    "code": 401,
    "message": "Invalid or expired token",
    "type": "authentication_error"
  }
}

{
  "error": {
    "code": 402,
    "message": "Insufficient quota",
    "type": "insufficient_quota_error",
    "fallback_suggestion": "https://evolink.ai/dashboard/billing"
  }
}

{
  "error": {
    "code": 403,
    "message": "Access denied for this model",
    "type": "permission_error",
    "param": "model"
  }
}

{
  "error": {
    "code": 404,
    "message": "Specified model not found",
    "type": "not_found_error",
    "param": "model",
    "fallback_suggestion": "glm-5.3"
  }
}

{
  "error": {
    "code": 429,
    "message": "Rate limit exceeded",
    "type": "rate_limit_error",
    "fallback_suggestion": "retry after 60 seconds"
  }
}

{
  "error": {
    "code": 500,
    "message": "Internal server error",
    "type": "internal_server_error",
    "fallback_suggestion": "try again later"
  }
}

{
  "error": {
    "code": 502,
    "message": "Upstream AI service unavailable",
    "type": "upstream_error",
    "fallback_suggestion": "try different model"
  }
}

{
  "error": {
    "code": 503,
    "message": "Service temporarily unavailable",
    "type": "service_unavailable_error",
    "fallback_suggestion": "retry after 30 seconds"
  }
}

Chat Completions 接口

GLM 全模型接口 - Chat Completions 快速开始

使用 OpenAI Chat Completions 协议调用 GLM 系列模型，通过 model 参数选择具体型号
最少只需 model 与 messages 两个参数
全系列 1M token 上下文窗口，最大输出 131,072 tokens
全系列默认开启深度思考，推理过程通过 reasoning_content 返回
需要流式输出、工具调用、思考强度调节、图像输入等能力，请查看「完整参数」页

POST

chat

completions

curl --request POST \
  --url https://direct.evolink.ai/v1/chat/completions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "model": "glm-5.3",
  "messages": [
    {
      "role": "user",
      "content": "你好，请用一句话介绍你自己"
    }
  ]
}
'

{
  "id": "chatcmpl-a6613b56-c61c-94ba-9a9f-43d4cdc7d77a",
  "object": "chat.completion",
  "request_id": "req-7f3a2c1e8b9d4f0a",
  "created": 1777021417,
  "model": "glm-5.3",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "你好！我是 GLM-5.3，可以帮你完成对话、推理、写作、代码等多种任务。",
        "reasoning_content": "让我先分析这个问题……",
        "tool_calls": [
          {
            "id": "<string>",
            "type": "function",
            "function": {
              "name": "<string>",
              "arguments": "<string>"
            }
          }
        ]
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 24,
    "completion_tokens": 346,
    "total_tokens": 370,
    "prompt_tokens_details": {
      "cached_tokens": 0
    },
    "completion_tokens_details": {
      "reasoning_tokens": 321
    }
  },
  "content_filter": [
    {
      "role": "assistant",
      "level": 1
    }
  ]
}

{
  "error": {
    "code": 400,
    "message": "Invalid request parameters",
    "type": "invalid_request_error"
  }
}

{
  "error": {
    "code": 401,
    "message": "Invalid or expired token",
    "type": "authentication_error"
  }
}

{
  "error": {
    "code": 402,
    "message": "Insufficient quota",
    "type": "insufficient_quota_error",
    "fallback_suggestion": "https://evolink.ai/dashboard/billing"
  }
}

{
  "error": {
    "code": 403,
    "message": "Access denied for this model",
    "type": "permission_error",
    "param": "model"
  }
}

{
  "error": {
    "code": 404,
    "message": "Specified model not found",
    "type": "not_found_error",
    "param": "model",
    "fallback_suggestion": "glm-5.3"
  }
}

{
  "error": {
    "code": 429,
    "message": "Rate limit exceeded",
    "type": "rate_limit_error",
    "fallback_suggestion": "retry after 60 seconds"
  }
}

{
  "error": {
    "code": 500,
    "message": "Internal server error",
    "type": "internal_server_error",
    "fallback_suggestion": "try again later"
  }
}

{
  "error": {
    "code": 502,
    "message": "Upstream AI service unavailable",
    "type": "upstream_error",
    "fallback_suggestion": "try different model"
  }
}

{
  "error": {
    "code": 503,
    "message": "Service temporarily unavailable",
    "type": "service_unavailable_error",
    "fallback_suggestion": "retry after 30 seconds"
  }
}

BaseURL 说明：默认 BaseURL 为 https://direct.evolink.ai，对文本模型支持更好，支持长连接；https://api.evolink.ai 是多模态主力地址，对文本模型作为备用地址使用。

授权

Authorization

string

header

必填

##所有接口均需要使用 Bearer Token 进行认证##

获取 API Key：

访问 API Key 管理页面获取您的 API Key

使用时在请求头中添加：

Authorization: Bearer YOUR_API_KEY

请求体

application/json

model

enum<string>

默认值:glm-5.3

必填

要调用的模型：

模型 ID	定位
`glm-5.3`	旗舰模型，复杂软件工程与 Agent 任务能力全面进阶；1M 上下文
`glm-5.3-flash`	轻量多模态模型，成本极低，原生支持图像输入；1M 上下文
`glm-5.2`	上一代旗舰，复杂推理与超长上下文；1M 上下文

可用选项:

glm-5.3,

glm-5.3-flash,

glm-5.2

示例:

"glm-5.3"

messages

Message · object[]

必填

对话消息列表，按时间顺序排列。至少包含 1 条消息。

Minimum array length: 1

Show child attributes

响应

对话生成成功

string

任务 ID

示例:

"chatcmpl-a6613b56-c61c-94ba-9a9f-43d4cdc7d77a"

object

enum<string>

响应类型

可用选项:

chat.completion

示例:

"chat.completion"

request_id

string

请求 ID（在请求中提供 request_id 时回传）

示例:

"req-7f3a2c1e8b9d4f0a"

created

integer

请求创建时间，Unix 时间戳（秒）

示例:

1777021417

model

string

模型名称

示例:

"glm-5.3"

choices

object[]

模型响应列表

Show child attributes

usage

object

调用结束时返回的 Token 使用统计

Show child attributes

content_filter

object[]

内容安全相关信息

Show child attributes

图像系列

视频系列

音频系列

语言系列

账户管理

任务管理

文件管理

GLM 全模型接口 - Chat Completions 快速开始

授权

请求体

响应