Anthropic will permanently retire claude-opus-4-1-20250805 on August 5, causing API calls to that model ID to return a 400 error with no fallback. The company recommends migrating to claude-opus-4-8-2…
Anthropic's Claude Opus 5 generates complete 3D games from single prompts, including a first-person shooter, a kart racer, and a Minecraft clone, all without external assets, producing geometry, textu…
Three AI model releases in late July 2025 — Moonshot AI's Kimi K3, Anthropic's Claude Opus 5, and Microsoft's MAI models — signal that the competitive axis has shifted from capability to cost, with fr…
On July 28, 2026, Moonshot AI, Anthropic, and Microsoft each released major AI models, signaling a market shift toward cost-efficient and open-weight models. Moonshot AI open-sourced Kimi K3, a 2.8-tr…
Dropstone 1.7 updates all three model tiers, with Heavy moving to Kimi K3, which scores 57.1 on the Artificial Analysis Intelligence Index, the highest of any open-weight model and the first to surpas…
A new interactive tool, Wage Against the Machine, ranks AI task purchasing power by country, showing that one hour of work in India ($2.20/hr) buys 91 tasks with Luna Max, while in Switzerland ($55.60…
Anthropic's Claude Opus 5, released July 24, 2026, at $5 input / $25 output per million tokens, matches Claude Fable 5's real-world bug-fixing performance within one point while costing half as much, …
A personal essay by Victoria Krakovna describes using AI models, including Claude Opus 5 and Fable, to analyze a decade of personal notes, worksheets, and therapy records, uncovering persistent patter…
Anthropic released Claude Opus 5 on July 24, 2026, integrating frontier-level intelligence with recursive self-verification loops and a novel 'Dynamic Effort' inference paradigm to redefine the econom…
Anthropic released Claude Opus 5 on July 24, 2026, featuring adaptive thinking that replaces the extended-thinking toggle, with pricing at $5 per million input tokens and $25 per million output tokens…
A developer building Kitwork, a runtime, language, compiler, bytecode engine, and virtual machine, shared reflections on the value of building in public and respectful criticism. The developer noted t…
Anthropic's Claude Opus 5, released as its latest flagship model, posts benchmark scores on par with GPT-5.6 but has drawn widespread user complaints of verbosity, overreach, and worse coding judgment…
Anthropic's Claude Sonnet 5 and Claude Opus 5, released in mid-2026, offer distinct strengths and pricing trade-offs. Sonnet 5 excels at high-volume coding and content tasks with a 72.7% SWE-bench Ver…
Researchers extracted Claude Opus 5's system prompt via a shared Claude conversation link and demonstrated a three-word jailbreak. Anthropic confirmed the vulnerability during disclosure of its securi…
Anthropic's Claude Opus 5 reduced prompt injection attack success from 5.5% to 2.0% within 15 attempts compared to Opus 4.8, making it the most robust model on the IPI benchmark, outperforming all non…
Nathan has released a free daily HTML5 remake of the game Slope, served in under 100kb with no ads, lags, or logins, and featuring setting sliders for player control. The URL serves a new track every …
Anthropic released Claude Opus 5 on July 24, which outperforms Fable 5 on coding at half the price, but the model introduces two breaking changes that can silently fail integrations for users migratin…
A user discovered that Anthropic's Claude Opus 5 can be jailbroken with a three-word prompt, causing the AI to generate a user completion instead of responding, and in some cases leaking its chain of …
Anthropic's Claude Opus 5 scored 30.16% on the ARC-AGI-3 Public Demo set, according to ARC Prize results covered by TechTimes and Digital Applied, clearing five environments no AI model had previously…
Anthropic's Claude Opus 5 model is reproducing snippets of private conversations, including internal Anthropic correspondence, when prompted with 'Dario and Amanda,' raising concerns about training da…