model roundup

Opus 5

6 items · started 2026-07-12 · closed 2026-07-20

  1. Dario probably realized they needed more time, but extending Fable 5 again would've looked bad. So instead it's like: "Oops, there's a bug.

  2. Opus 5 Leaks - Claude Opus 5 is expected to launch on July 20-21, with the launch window pointing to next week. - Opus 5 is to feature a 1M context window and bring capabilities closer to Fable 5, at least on benchmarks.

  3. could not extract summary

  4. With AI models improving so quickly, I’ve been wondering what Claude Opus 5 might actually be capable of. Could it independently build and maintain complex software, conduct meaningful research, or manage long-term projects with minimal hu…

  5. I’ve been thinking about Anthropic’s roadmap, and it feels like they’re in a much trickier position than they were a few months ago. OpenAI’s recent releases—particularly Sol—have significantly narrowed the gap in areas where Claude previo…

  6. https://preview.redd.it/j5jqls0h1bch1.png?width=657&format=png&auto=webp&s=d5790c2baf52153c2090020bc3a6a950dacfb728 Opusplan just called itself Opus 5 in one of my git commits? This is hallucination right?

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