claude opus
16 stories and discussions about claude opus, aggregated from every source we track.
Claude Opus 5.5 leads in agentic coding and knowledge work, and costs 40% less to run than Opus 5 on typical workloads.
Analysis of Anthropic's Claude Opus 5.5 (Adaptive Reasoning, Max Effort, Default Fallback) and comparison to other AI models across key metrics including quality, price, performance (tokens per second & time to first…
Claude Opus 5.5 leads in agentic coding and knowledge work, and costs 40% less to run than Opus 5 on typical workloads.
Behavioral differences from Claude Opus 5 and the prompting and harness patterns that address them: effort calibration, thinking behavior in API integrations and chat, progress updates, unattended and multiagent tasks,…
Everyday complex tasks? No problem. Opus 5.5 handles long-running coding and knowledge work while...
When it comes to making things, or doing most things in general, Fable 5.1 and especially GPT-6 Astra raised my ambition level.
We pitted Kimi K3 against Claude Opus 5.5 on Pokémon Emerald. Both models found a novel link-cable zero-day and built a network worm that turns the game into Tetris, But their tool usage, safety refusals, and exploit…
Satoshi Nakamoto I'm not a huge crypto guy, but I do think Bitcoin is a fascinating project, both in the technical implementation and the origin story. Like a lot of people, I've had a lot of...
Yesterday was Grok 4.7 (pelicans) and MiMo v2.6 Flash/Pro (more pelicans). Today Anthropic released Claude Opus 5.5, and around an hour later OpenAI released GPT-6 Sol and GPT-6 Luna. It’s …
Anthropic's Claude Opus 5.5 appears to be changing how it writes, with new analysis showing fewer obvious AI writing patterns, shorter sentences, and simpler wording compared with Opus 5.
See 10 real projects built with Claude Opus 5.5 by real users to test it, from playable games to 3D animations and interactive tools.
Analysis of Anthropic's Claude Opus 5.5 (Adaptive Reasoning, High Effort, Default Fallback) and comparison to other AI models across key metrics including quality, price, performance (tokens per second & time to first…
Claude Opus 5.5 nerf claims finally meet a day-0 baseline: livenerf tests it daily for 30 days. First possible call: around October 24.
Anthropic says its new Claude Opus 5.5 model comes with stronger safeguards in the wake of recent rogue AI hacking incidents. In an announcement on Tuesday, Anthropic says Opus 5.5 comes with improvements to certain risky behaviors, including attempts to escape the company's testing sandbox. It's the first model released by Anthropic after CEO Dario Amodei announced plans to "pace the frontier," or slow down AI development. In recent weeks, several AI companies, including Anthropic , Google , and OpenAI , have reported that their AI models escaped containment and hacked third-party companies during testing. Anthropic says Opus 5.5 is the "str … Read the full story at The Verge.