Z.ai: GLM-5.3-Flash
Chat-50%z-ai/glm-5.3-flashGLM-5.3-Flash 是 z.ai 国际站 (api.z.ai) 轻量高速模型, 原生多模态输入 (图片/视频), 面向高效编码与长程 agent 任务. 1M context, 常驻 thinking (不可关闭, 支持 low/high/max 三档 reasoning effort), 支持 prompt caching / tool calling / web search. 通过 OpenAI-compatible + Anthropic 双协议接入 (无 responses 端点).
Context Window
1M
Max Output Tokens
131K
Released
2026-08-26
Capabilities
VisionFunction CallingReasoningPrompt CachingWeb SearchVideo Input
Available Providers
Z.ai
Supported Protocols
openaianthropic
Providers
Z.ai
-50%Input Tokens
$0.075/M
$0.15/M
Output Tokens
$0.25/M
$0.5/M
Cache Read
$0.015/M
$0.03/M
Web Search
$0.01/R
Protocols
openai
/v1/chat/completionsanthropic
Code Examples
from openai import OpenAIclient = OpenAI(base_url="https://api.ofox.ai/v1",api_key="YOUR_OFOX_API_KEY",)response = client.chat.completions.create(model="z-ai/glm-5.3-flash",messages=[{"role": "user", "content": "Hello!"}],)print(response.choices[0].message.content)
Uptime & Status
Related Models
Frequently Asked Questions
Z.ai: GLM-5.3-Flash on Ofox.ai costs $0.15/M per million input tokens and $0.5/M per million output tokens. Pay-as-you-go, no monthly fees.
Z.ai: GLM-5.3-Flash supports a context window of 1M tokens with max output of 131K tokens, allowing you to process large documents and maintain long conversations.
Simply set your base URL to https://api.ofox.ai/v1 and use your Ofox API key. The API is OpenAI-compatible — just change the base URL and API key in your existing code.
Z.ai: GLM-5.3-Flash supports the following capabilities: Vision, Function Calling, Reasoning, Prompt Caching, Web Search, Video Input. Access all features through the Ofox.ai unified API.