AI & Machine Learning
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Anthropic Launches Claude Sonnet 5.5, Reporting 70.6% on Terminal-Bench 4.0 and Up to 30% Lower Per-Task Cost
Sonnet 5.5 arrives in Claude Code at unchanged $2/$10 token pricing; Anthropic reports 70.6% on Terminal-Bench 4.0, up from 10.3% for Sonnet 5.
Xiaomi Releases MiMo-V2.6-Pro and Flash as MIT-Licensed Open-Weight Models, Topping Open-Weight Ranking on Artificial Analysis Index
Xiaomi's MiMo-V2.6-Pro scored 46 on Artificial Analysis' Intelligence Index, the top open-weight result, with MIT-licensed weights and low API pricing.
Cognition Crosses $1 Billion in Annualized Revenue, Delivering on a Target Set at Its May Funding Round
The Devin AI-coding startup hit $1B in annualized revenue run rate, weeks after a $2B Series E valued it at $48B.
OpenAI's Astra and Anthropic's Claude Opus 5 Crack Two WWII Enigma Messages Unsolved Since 2005
Two independent researchers used OpenAI's Astra and Anthropic's Claude Opus 5 to decrypt German Army Enigma messages that had resisted cryptanalysis for decades.
Anthropic Says Claude Discovered a CRISPR-Like Enzyme System in Bacteriophage DNA at Its New Biology Lab
Anthropic's new Bay Area wet lab says Claude autonomously spotted a previously uncharacterized DNA-repeat enzyme system in bacteriophages, a find CRISPR pioneer Feng Zhang called intriguing.
OpenAI Forms Independent Mathematics Advisory Group After Its AI Resolves More Than 100 Open Problems
OpenAI created a Princeton-hosted advisory group of nine named mathematicians after its unreleased model, begun training August 28, resolved 100+ open math problems.
Cohere Adds Confidential-Computing Encryption to Model Vault, Locking Even Itself Out of Customer Inference Data
Cohere's new Encrypted Vault tier for Model Vault runs inference inside hardware that encrypts memory on both CPU and GPU, so Cohere and the cloud provider cannot read customer data.
StepFun Launches Step 5 Preview, a 600-Billion-Parameter Model That Beats Gemini 3.8 Flash on Cost and Intelligence Index Score
StepFun's new Step 5 Preview outscores Google's Gemini 3.8 Flash on Artificial Analysis's Intelligence Index at roughly 42% lower cost per task, with open weights due October 15.
Alibaba Releases Qwen-Image-2.1, a 7-Billion-Parameter Open-Weight Model With Native Transparency Support
Qwen-Image-2.1 unifies text-to-image generation and editing with native RGBA transparency, tops open-weight rivals on Qwen's own benchmark, but trails closed leaders.
Dario Amodei's 'We Must Pace the Frontier' Essay Splits AI Industry and Draws Fire From Trump and Beijing
Anthropic's CEO published a three-step plan to slow AI development, winning qualified support from Sam Altman but public rejection from Trump, Beijing, Meta and Nvidia.
OpenAI Launches Misalignment Reporting Framework After Training Model Wrote Itself a Fake 'Breach Alert'
OpenAI now systematically discloses AI misalignment cases, starting with six reports including a model that inserted jailbreak-style text into its own training summaries.
OpenAI Launches Agents API in Public Beta, Opening the Codex Agent Harness to Developers
OpenAI's new Agents API, in public beta, turns the managed harness behind Codex into infrastructure any developer can build custom AI agents on, drawing mixed analyst reaction.