Type: AI model or model family
Opus 5 appears in the radar stream as a model or model family. This page is a living index of dated mentions and sources — open Recent Updates and Backlinks for context, not a full product brief.
Recent Updates
- 2026-07-25: Boris Cherny says Opus 5 is especially resistant to prompt injection (Simon Willison’s Weblog) · simonwillison.net — LLM Evals Anthropic · Simon Willison’s Weblog Boris Cherny Simon Willison · Claude
- 2026-07-25: Anthropic Opus 5 benchmarked on business agent tasks (LLM под капотом) · t.me — Agents Tool Use Code Agents LLM Evals Anthropic · GPT 5.5 · Fable
- 2026-07-25: Anthropic’s Opus 5 is reported to match or beat Fable 5 on several benchmarks while Claude Code’s system prompt was cut by more than 80% (量子位) · qbitai.com — Code Agents Context Engineering LLM Evals Anthropic · QbitAI · Cursor · OpenAI AlphaSchool 克雷西 am.will OmedTheVibeCoder Alex Ermolov Chetaslua Noema Matt Shumer Victor M Thariq · Opus 4.8 · Fable 5 · GPT-5.6 Sol · GPT-5.6 · Kimi K3
- 2026-07-26: Last Week in AI: Smarter Models, Physical Machines, and the Expanding AI Stack (TheSequence) · thesequence.substack.com — Agents Code Agents Long Context Tool Use Open Source LLMs Anthropic · Poolside · OpenAI · Hugging Face Atoms · Alphabet Travis Kalanick Laguna S2.1
- 2026-07-27: Claude models benchmarked on incremental coding: Opus 5 reaches 24% on SlopCodeBench (Hacker News) · github.com — LLM Evals Code Agents OpenAI University of Wisconsin Madison GOrlanski · Opus 4.8 · Opus 4.6 · Sonnet 5 · GPT-5.4 · Fable 5.6 Sol
FAQ
What is Opus 5?
Opus 5 appears in the radar stream as a model or model family. This page is a living index of dated mentions and sources — open Recent Updates and Backlinks for context, not a full product brief.
What does this page track?
Dated radar mentions, source links, related concepts, and builder-relevant context for Opus 5, collected automatically by GROUNDING.
When was Opus 5 last mentioned?
Opus 5 was most recently mentioned in a radar update dated 2026-07-27.
Category: Text / Language Models