Zhipu GLM-5.3-Flash API
Zhipu GLM-5.3-Flash API with 1M context, 320B-A18B MoE architecture, and OpenAI-compatible SDK support.
Updated 8/29/20262 code examples
About the Model
为什么选择 GLM 5.3 Flash？
GLM 5.3 Flash 是智谱 AI 推出的高速中英双语基座大模型，具备极佳的长文总结与复杂逻辑分析能力。
👉 注册福利：通过专属推荐链接 https://www.vultr.com/?ref=9923295-9J 注册并绑定有效支付方式过验，即可立享 $300 免费试用额度（30天有效），直接抵扣 Serverless Inference 推理费用。
How to Access for Free (via Zhipu AI)
GLM-5.3-Flash 与 Coding Plan 专属权益
通过智谱开放平台可直接调用 GLM-5.3-Flash API，享受低至 ¥0.8/M 输入、¥2.8/M 输出的极致性价比，或通过 GLM Coding Plan 获得 3 倍可用额度。
Try it in your browser
Pick a model, paste your own free key, and run. Your key is sent once to call the provider and never stored on our servers.
Pick a model, paste your own free key, and run. Your key is sent once to call the provider and never stored on our servers.
Code Examples
curl https://open.bigmodel.cn/api/paas/v4/chat/completions \
-H "Authorization: Bearer $ZHIPU_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "glm-5.3-flash",
"messages": [{"role": "user", "content": "Write a fast quicksort in TypeScript"}]
}'
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