Type: AI model
Claude Sonnet 4 is the mid-tier model of Anthropic’s Claude 4 generation, balancing speed and capability for everyday and developer workloads. It anchored the Claude 4 lineup before the 4.5 and 4.6 updates. GROUNDING tracks Claude Sonnet 4’s capabilities, benchmarks, and place in the Claude release history.
Recent Updates
- 2026-07-10: Self-validating LLM safety analysis with Constitutional Meta-STPA (cs.LG updates on arXiv.org) · arxiv.org — LLM Evals Anthropic · Claude Opus 4.8
- 2026-07-11: Who Analyses the Analyser? Self-Validating LLM Hazard Analysis with Constitutional Meta-STPA (cs.AI updates on arXiv.org) · arxiv.org — LLM Evals Claude Opus 4.8
FAQ
What is Claude Sonnet 4?
Claude Sonnet 4 is the mid-tier model of Anthropic’s Claude 4 generation, balancing speed and capability for everyday and developer workloads. It anchored the Claude 4 lineup before the 4.5 and 4.6 updates. GROUNDING tracks Claude Sonnet 4’s capabilities, benchmarks, and place in the Claude release history.
What does this page track?
Dated radar mentions, source links, related concepts, and builder-relevant context for Claude Sonnet 4, collected automatically by GROUNDING.
When was Claude Sonnet 4 last mentioned?
Claude Sonnet 4 was most recently mentioned in a radar update dated 2026-07-11.
Category: Text / Language Models