Type: AI model
Claude Opus 4.5 is a flagship model in Anthropic’s Claude 4.5 generation, the high-capability tier preceding the 4.6, 4.7, and 4.8 updates. It advanced coding and reasoning over the Claude 4 line. GROUNDING tracks Claude Opus 4.5’s capabilities, benchmarks, and place in the Claude release history.
Recent Updates
- 2026-07-02: AutoMem trains memory management as a learnable skill for LLM agents (cs.AI updates on arXiv.org) · arxiv.org — Agent Memory Agents Tool Use Context Engineering Anthropic · Google · Gemini 3.1 Pro Thinking
- 2026-07-02: Stanford AutoMem frames agent memory as a trainable skill (DAIR.AI) · twitter.com — Agent Memory Agents Tool Use Context Engineering DAIR.AI · Stanford · Gemini 3.1 Pro Thinking
- 2026-07-03: AutoMem trains memory management as a skill for long-horizon agents (cs.CL updates on arXiv.org) · arxiv.org — Agent Memory Agents Tool Use Gemini 3.1 Pro Thinking
- 2026-07-07: Formal Disco scales synthetic generation of formally verified programs (cs.AI updates on arXiv.org) · arxiv.org — Agents Tool Use
- 2026-07-15: Anthropic Research: Four New Agentic Misalignment Failure Modes in Frontier Models (Anthropic) · alignment.anthropic.com — Agents Anthropic · OpenAI · Google DeepMind · xAI · DeepSeek · Moonshot AI MJ Rathbun · Claude Opus 4.8 · Claude Opus 4.7 · Claude Opus 4.6 · Claude Sonnet 4.6 · Claude Mythos Preview · GPT 5.5 · GPT-5.4 · Gemini-3.1-Pro · Gemini 3 Flash · Gemini 3.5 Flash · Grok 4.3 · DeepSeek V4 · kimi-k2.6
- 2026-07-18: Harness architecture matters more than model choice in code agents, the author argues (Все статьи подряд / Искусственный интеллект / Хабр) · habr.com — Code Agents Context Engineering LLM Evals Tool Use Agents OpenAI · Anthropic SEAL IBM Research HAL SWE-agent · Habr · Sonnet 4.5 · Opus 4.8 · Sonnet 5
- 2026-07-20: Import AI 465: open-weight cyber gaps, Kimi K3, and Demis’ policy plan (Import AI) · importai.substack.com — LLM Evals Import AI UK government AI Security Institute AISI · DeepSeek · Kimi Demis · GLM-5.2 · DeepSeek V4 Pro · Claude Opus 4.6 Opus 4.5 · GPT-5 · Sonnet 4.5 · Kimi K3
FAQ
What is Claude Opus 4.5?
Claude Opus 4.5 is a flagship model in Anthropic’s Claude 4.5 generation, the high-capability tier preceding the 4.6, 4.7, and 4.8 updates. It advanced coding and reasoning over the Claude 4 line. GROUNDING tracks Claude Opus 4.5’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 Opus 4.5, collected automatically by GROUNDING.
When was Claude Opus 4.5 last mentioned?
Claude Opus 4.5 was most recently mentioned in a radar update dated 2026-07-20.
Category: Text / Language Models