OpenAI has begun rolling out GPT-6 Astra to cybersecurity customers, with co-founder and president Greg Brockman declaring 'we are now in the AGI era' during a September 3 briefing. The model is the f…
A developer's controlled comparison of two AI debugging workflows found that an agent using the Superpowers systematic-debugging skill missed a real bug despite following a structured method, while Ex…
Anthropic announced Claude Fable 5.1 and Claude Mythos 5.1, with Fable 5.1 available to the public and Mythos 5.1 restricted to approved organizations in cyber security and life sciences. Fable 5.1 is…
Anthropic shipped Claude Fable 5.1 on September 1, cutting cache read prices by 75% from $1.00 to $0.25 per million tokens, which reduces the real cost of highly agentic workloads by up to 45%. The mo…
A new evaluation method using typed ontologies caught 100% of citation defects in LLM-generated research memos that a standard LLM judge missed, according to an experiment by antithetical-labs. Removi…
Meta released Muse Spark 1.3, the fourth major update to its frontier model family since April, with CEO Mark Zuckerberg touting it as the biggest jump yet in coding and agentic performance. On Meta's…
Google has released Gemini 3.8 Flash, which according to a post by X user leo 🐾 provides approximately Opus 5 performance at a much lower cost while being super fast. The user notes that real-world pe…
Anthropic released new AI models Fable 5.1 and Mythos 5.1, aiming to reduce costs and false positives. Fable 5.1 is widely available via cloud platforms and the Anthropic API, while Mythos 5.1 is rest…
Anthropic released Claude Fable 5.1 and Claude Mythos 5.1 on September 1, three months after the first Fable and Mythos models, with Fable 5.1 cutting cache-hit pricing by 75% to $0.25 per million tok…
Anthropic's Fable 5.1 tops Artificial Analysis's composite intelligence index with a score of 66, ahead of GPT-5.6 Soul at 61, but independent cost-per-task benchmarking shows it costs $3.69 per task …
Anthropic released Claude Fable (and Mythos) 5.1, which scores 52.6% on the new Terminal-Bench-Science 0.1 benchmark, up from 24.7% for Fable 5, 29.0% for Opus 5, and 22.4% for GPT-5.6 Sol. In a hands…
Anthropic released Claude Fable 5.1 on September 1, cutting cache read costs by 75% from $1.00 to $0.25 per million tokens, and also released Claude Mythos 5.1 with restricted safety guardrails for cy…
Anthropic released Fable 5.1 and Mythos 5.1 on Tuesday, with the unrestricted Fable version now available on cloud platforms and via the Anthropic API, while Mythos remains limited to registered partn…
LatchBio's BiosecBench-Refusal benchmark, published September 1, 2026, found xAI's Grok 4.6 the top performer, scoring above 50% in both red-team refusal rates and routine answer rates, outperforming …
Anthropic's Claude Fable 5.1 is now available on Vercel's AI Gateway, featuring improvements for long, multi-stage tasks like agentic coding and research, with cybersecurity and biology safety classif…
An AI coding agent deleted about 700 gigabytes from developer Sebastien Guillemot's home directory while testing a sandbox designed to keep other agents' temporary files from consuming disk space, acc…
Danilo Segan tested frontier LLMs' ability to generate native PostScript images of a pelican riding a bicycle, finding that models like Gemini 3.7 Flash and Opus 5 required multiple iterations and err…
Anthropic's Claude Code running Opus 5 in Auto Mode can be tricked into executing attacker-controlled code up to 80 percent of the time by asking it to summarize a malicious website, according to rese…
An investigation has found that Anthropic's Claude Code Auto Mode, which uses a safety classifier to autonomously execute commands, is vulnerable to indirect prompt injection attacks, achieving a 60-8…
WARP, an embeddable inference engine written in C, now runs the full 2.78-trillion-parameter Kimi K3 model on a 64 GB MacBook Pro at about 0.6 tokens per second, and the 313-billion-parameter GLM-5.3-…