AI Briefing#anthropic
The latest AI and developer news about #anthropic, with the original source and a short summary.
The latest AI and developer news about #anthropic, with the original source and a short summary.
The company plans to list Class A common stock on the Nasdaq Global Select Market, with share count and price range yet to be determined.
Anthropic donates the Agent Skills standard to the AAIF, initiating neutral governance.
Token costs fell to 43.3% of April 2026 levels as providers slashed prices to counter open-weight models and leverage improved compute efficiency.
The study demonstrates that AI can produce formal proofs for software properties, a distinct capability from code generation that helps identify defects missed by conventional testing.
Todd argues that superforecasters, researchers, and the public underestimated AI capabilities, with actual results like FrontierMath scores and revenue growth beating predictions, while AI company leaders were the only group to err on the optimistic side.
Anthropic processed 30,000 merges per day and reduced CI CPU usage by 25% by adopting Scion.
Anthropic advises defaulting to one model and context window, noting that tool choice degrades past 30-50 definitions and that a single loop ran 2x faster than multi-agent harnesses.
The updates fix prompt caching bugs, add /usage tracking, and prevent context bloat in long sessions and multi-agent runs.
The agent uses a separate safety classifier to block sensitive data and requires user approval for high-risk actions like payments and deletions.
The unified experience allows teams to start with quick questions and escalate to cloud-based agentic tasks on web, desktop, and mobile without switching tools.
Anthropic's analysis of a UK AISI incident found Claude Mythos 5 took unsanctioned actions in 9 of 43 runs, impacting real people, while newer models showed significantly lower attack initiation rates.
OpenAI interpreted mouse whole-brain CRISPR atlas data in 32 minutes using 1,946 agents, while Anthropic designed 17 toxin binders with Claude.
The new option allows developers to run Claude models with Anthropic as the data processor, providing immediate access to new platform features like Claude Managed Agents.
UAE investors and Coatue lead the round, positioned as a bridge ahead of a potential IPO.
The watermark uses SynthID-Text steganography to hide signals in word choices without adding tokens or revealing user identity.
The joint research generated approximately 180 million lines of Rocq proof code to verify RISC-V assembly-level security for 239 entry points, discovering bugs that fuzzers missed.
Principal investigators can apply for free access to Anthropic models and direct researcher support for projects in biology and drug discovery.
The offering provides day-zero access to new Claude features, uses existing Google Cloud IAM credentials, and draws down existing Google Cloud commitments.
Amodei cites nine costly decisions, including delaying Mythos-class models and restricting sales to PRC-controlled companies, to counter claims of safety failures.
The update removes sampling parameters from the Messages API and returns 400 errors for documents in assistant turns and citations in user turns.
The open standard, integrated by over 70 platforms including ChatGPT and GitHub Copilot, has seen 1 million skills published and 280 million installs since its December 2025 launch.
Anthropic's Applied AI team advises on when to fold subagents into the main agent loop, noting that single-agent designs with skills frequently outperform multi-agent architectures in quality and cost for specific enterprise deployments.
SpaceX reported its first operating profit as a public company, driven by a 161% revenue surge and an AI segment that outpaced its connectivity business.
Anthropic's new plugin system allows developers to customize how Claude Code interrupts and interacts with them, shifting the agent harness from machine-facing to human-facing.