Comprehensive side-by-side LLM comparison
Claude Sonnet 4 offers 59.9K more tokens in context window than GLM-4.7. GLM-4.7 is $17.00 cheaper per million tokens. Claude Sonnet 4 supports multimodal inputs. Claude Sonnet 4 is available on 3 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Sonnet 4, released by Anthropic in May 2025, is a large language model from the Claude 4 family that delivers a balance of performance and efficiency for coding, reasoning, and analytical tasks. It features a 200K token context window (extendable to 1M tokens in beta), 64K maximum output tokens, native image understanding, and extended thinking support. Sonnet 4 targets development workflows, document analysis, and applications that benefit from the performance characteristics of the Claude 4 generation.
Zhipu AI
GLM-4.7, released by Zhipu AI on December 22, 2025, is a large language model with approximately 400 billion parameters from the GLM-4 family, designed for deep mathematical reasoning, multi-file software engineering, and stable agentic orchestration. It features a 200K token context window and 128K maximum output tokens, supporting extended code and analysis generation. GLM-4.7 targets advanced open-source deployments under an MIT license via Zhipu AI's Z.ai platform.
7 months newer

Claude Sonnet 4
Anthropic
2025-05-14
GLM-4.7
Zhipu AI
2025-12-22
Cost per million tokens (USD)
Claude Sonnet 4
GLM-4.7
Context window and performance specifications
Claude Sonnet 4
2025-01
Available providers and their performance metrics
Claude Sonnet 4
Anthropic
AWS Bedrock
Google Cloud Vertex AI
GLM-4.7
Claude Sonnet 4
GLM-4.7
Claude Sonnet 4
GLM-4.7
Zhipu AI