Z.ai: GLM 5 Turbo API
GLM-5-Turbo is the high-efficiency variant of Zhipu AI's fifth-generation foundation model, designed for rapid reasoning and large-scale autonomous agent orchestration. It integrates the "Inner-Thought Reflection" architecture, allowing the model to perform background logical checks without significantly increasing latency. With its optimized CogVLM-3 vision core, GLM-5-Turbo excels at real-time OCR and complex technical diagram analysis. In 2026, it is recognized as a top-tier "Turbo" model that maintains "Pro-level" reasoning depth, making it ideal for high-concurrency enterprise applications like automated customer service and real-time code generation.
- Context window: 200,000 tokens
- Max output: 128,000 tokens
- Input: text
- Output: text
- Reasoning: Supported
- Tool calling: Supported
- Released: 2026-03-13
Frequently Asked Questions
What is the context window of GLM 5 Turbo?
GLM 5 Turbo supports a context window of up to 200,000 tokens.
Does GLM 5 Turbo support function calling?
Yes. GLM 5 Turbo supports tool / function calling.
Does GLM 5 Turbo support reasoning?
Yes. GLM 5 Turbo is a reasoning-capable model.