Claude Opus
Entity.
- Evidence
- 296 documents · 79 separate publishers
- Standing
- A name from our starting list; its record is kept up to date automatically from coverage
- Time
- first seen 4 Mar 2026, last seen 5 Oct 2026
- Measured
- 18% of mentions say something specific about it; the rest only name it
- As of
- 6 Oct 2026
Where this comes from
- Startup Fortune · 2026-10-03 · Google Antigravity adds Anthropic's Claude Opus 5.5 and Sonnet 5.5 (opens the source in a new tab)
- Geeky Gadgets · 2026-10-03 · Claude Opus 5.5 Expands Session Limits but Retains Weekly Caps (opens the source in a new tab)
- Geeky Gadgets · 2026-10-02 · Google Gemini 4 Argon Beats Claude Opus 5.5 on Arena AI (opens the source in a new tab)
- shattered.io · 2026-10-02 · Gemini 4 Argon vs GPT-6 Astra, Claude Opus 5.5 [2026] (no link on file)
- Geeky Gadgets · 2026-09-30 · Claude Opus 5.5 Beats ChatGPT 6 Astra in 8 of 12 Real-World Trials (opens the source in a new tab)
- Memeburn · 2026-09-29 · Elon Musk Says Claude Opus 5.5 Made Him Feel the AGI. The Post He Endorsed Says xAI Is Next (opens the source in a new tab)
- Hacker News Top Stories · 2026-09-28 · Prompting Claude Opus 5.5 (opens the source in a new tab)
- Crypto Briefing · 2026-09-27 · Claude Opus 5.5 takes the top spot on Text Arena with 1509 points (opens the source in a new tab)
- LessWrong · 2026-09-26 · Claude Opus 5.5 Should Raise Your Ambitions (opens the source in a new tab)
- Memeburn · 2026-09-25 · Claude Opus 5.5 vs GPT-6 Sol: Sol Is Half the Price, Until the Work Gets Hard (opens the source in a new tab)
- MobiHealthNews · 2026-09-25 · Anthropic launches Claude Opus 5.5 with expanded biology capabilities (no link on file)
- Kingy AI · 2026-09-24 · MiMo-V2.6-Pro Benchmarks and Hands-On Test vs Claude Opus 5, GPT and Open Models (no link on file)
What is claimed about it
- Single source: Reported by one source so far.
- Google Gemini 4 Argon Beats Claude Opus 5.5 on Arena AI Single source · first reported 1 Oct 2026
Situations it is named in
- Product launch: Anthropic & Claude Opusa situation that names it