Comprehensive side-by-side LLM comparison
Grok 4 offers 74.4K more tokens in context window than GLM-4.6. GLM-4.6 is $29.60 cheaper per million tokens. Grok 4 supports multimodal inputs. Both models have their strengths depending on your specific coding needs.
Zhipu AI
GLM-4.6, released by Zhipu AI in September 2025, is a large language model with approximately 357 billion parameters from the GLM-4 family, featuring an expanded 200K token context window. It supports strong mathematical reasoning, coding, and agentic orchestration tasks. GLM-4.6 targets enterprise-ready open-source deployments under an MIT license, with availability through Zhipu AI's Z.ai platform.
xAI
Grok 4, released by xAI on July 10, 2025, is a large language model featuring first-principles reasoning and comprehensive multimodal support. It features a 260K token context window and demonstrated strong performance on advanced reasoning and coding benchmarks. Grok 4 targets complex multi-step reasoning tasks, scientific analysis, and agentic workflows via the xAI API.
2 months newer

Grok 4
xAI
2025-07-10
GLM-4.6
Zhipu AI
2025-09-30
Cost per million tokens (USD)
GLM-4.6
Grok 4
Context window and performance specifications
Available providers and their performance metrics
GLM-4.6
Zhipu AI
Grok 4
GLM-4.6
Grok 4
GLM-4.6
Grok 4
xAI