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Z.ai
GLM-5.3
GLM-5.3 是 Z.ai 最新旗舰基础模型，与 GLM-5.2 共用同一基座，全部提升来自后训练。面向复杂软件工程与智能体任务：在 Z.ai Code Bench 上较 GLM-5.2 提升 50%，Terminal-Bench 3.0 由 4.6 升至 28.3，Agents' Last Exam 由 23.8 升至 28.5，取得开源 SOTA；网络安全方向 CyberGym 得分 84.5%，ExploitBench 由 24.4% 升至 54.4%。支持 1M 上下文与 128K 最大输出，具备思考模式、函数调用、上下文缓存、结构化输出与 MCP 集成。
Quick Stats
Context
1000K
Max Output
131K
Provider
Z.ai
Specs
1
Modalities
in textout text
Specs & Platform Price (per 1M tokens)
Quality
Input $1.176471Output $4.117647Cache read $0.294118
Recommended Plan
GLM-5.3 Starter Plan
Pay-as-you-go after top-up; $1 free credit for new users.
API Endpoint
Model ID
z-ai/glm-5.3cURL
curl https://intertoken.ai/v1/chat/completions \
-H "Authorization: Bearer $TOKENPORTAL_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "z-ai/glm-5.3",
"messages": [{"role": "user", "content": "Hello!"}]
}'Python (openai SDK)
from openai import OpenAI
client = OpenAI(
base_url="https://intertoken.ai/v1",
api_key="$TOKENPORTAL_API_KEY",
)
resp = client.chat.completions.create(
model="z-ai/glm-5.3",
messages=[{"role": "user", "content": "Hello!"}],
)
print(resp.choices[0].message.content)Start using this model
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