Z.ai
Alibaba CloudReady to build with GLM-5.3?
Get Started FreeParameters & options
When enabled, the model performs an internal reasoning process before generating its final answer. Improves coding and long-horizon work, but increases response time.
Explore similar models
Z.aiGLM-5.3 Flash
Z.aiGLM-5.2
GLM-5.2 is a text generation model from Z.ai with a 1,048,576-token context window and up to 128,000 token responses.
Z.aiGLM 5.1
GLM 5.1 is a text generation model from Z.ai with a 200,000-token context window and configurable reasoning effort.
AnthropicClaude 5 Sonnet
Claude 5 Sonnet is Anthropic's flagship text and vision model with a 1,000,000-token context window and extended reasoning.
OpenAIGPT-5.5
GPT-5.5 is a multimodal text generation model from OpenAI with a 1,000,000-token context window and adjustable reasoning effort.
DeepSeekDeepSeek V4 Flash 0731
DeepSeek V4 Flash 0731 is a text generation model from DeepSeek with a 1,048,576-token context window and configurable reasoning effort.
Start building with GLM-5.3
No API keys required. Create AI-powered workflows with GLM-5.3 in minutes — free.