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103 posts about Anthropic from Simon Carter.
Claude Code v2.1.278 runs the auto-mode safety classifier server-side by default, ending classifier overhead charges for API and enterprise users.
Anthropic's first R&D Automation Index shows Claude autonomously leads 26% of its AI research as of August 2026, up from under 1% in February.
Claude Code 2.1.268 fixes silent security boundary failures via symlinks and shell commands, plus stops MCP configs leaking secrets in plaintext.
Anthropic's permanent 25% limit increase from 14 September 2026 is a 17% cut versus the temporary boost users have relied on since May.
The temporary 50% boost to Claude Code weekly limits ends 13 September 2026. The permanent replacement is 25% above the original baseline: not today's.
Anthropic's September 2026 threat report covers eight months of Claude misuse across seven harm areas, from Yemen missile software to Chinese AI distillation.
Claude Code ships plugin eval scoring, /output-style switching, Bash-edit diffs, and dozens of reliability fixes in its 11 September release.
Smart Reports give Claude Enterprise admins AI-generated analysis of team usage, costs, and friction points: with an explicit ban on performance evaluation.
Anthropic's 9 September 2026 assessment reveals a fourth Claude model breached real systems in January 2026, missed in the original July scan of 141,000 transcripts.
Anthropic's multi-agent Claude system produced a machine-verified formal proof of Fermat's Last Theorem in 11 days, writing 13 million lines of Lean 4 code.
Claude Code v2.1.257 makes Fable 5.1 the default model, adds a live /diff panel, surfaces headless commands, and fixes a batch of bugs.
Anthropic released a forkable commerce agents blueprint on 2 September 2025, with shopper and merchant reference implementations deployable via Claude API, Bedrock, Foundry, or Vertex.
Anthropic launches Claude Fable 5.1 with cache reads cut 75% to $0.25/MTok, saving up to 45% on agentic workloads. Mythos 5.1 stays restricted.
Anthropic has confirmed the $2/$10 per million token rate for Claude Sonnet 5 is now permanent. The planned 50% increase from 1 September 2026 will not happen.
Claude Code now starts before the sandbox loads, the Linux binary shrinks from ~340 MB to ~75 MB, and /cost, /usage, and /tasks get per-command token detail.
Anthropic opens a free Enterprise tier of Claude for Teachers to U.S. K-12 schools and districts, with SSO, FERPA terms, and one year free if enrolled by 30 June 2027.
Claude Code v2.1.248 ships a restricted mode for CI pipelines, widens cross-session agent messaging to Bedrock, Vertex, and Foundry, and adds per-agent prompt cache TTL.
Anthropic's MHS research preview lets AI agents discover and safely control microscopes, robotic arms, and quantum hardware through a single open protocol.
Anthropic's new Claude Team plan gives verified researchers free or $15/month premium seats, expands science credits to $50k, and enrolls first Mythos users.
Claude Cowork on the desktop app now includes a sandboxed browser that opens in a side panel, so the agent can navigate sites without touching your own browser.
Anthropic unified Claude's memory across Chat and Cowork on 25 August 2026, with topic-by-topic editing, sensitive topic opt-in, and a legacy export deadline.
Claude Code v2.1.243 ships four developer-facing additions: loop token breakdowns, modelPicker curation, contracted modelPricing, and split prompt-cache TTLs.
Anthropic's Claude 3 Haiku on Vertex AI reached end-of-life on 23 August 2026. Any app still calling it will now receive errors.
The beta header for Claude Enterprise Admin API user management is retired. Members, invites, groups, and custom roles are now GA.
The Files API beta header is no longer required on /v1/files endpoints, simplifying file-grounded Claude API integrations from 20 August 2026.
Claude Enterprise admins can now enable automatic security scanning for third-party skills and plugins, catching malicious content at upload or edit.
Anthropic explains its SynthID-Text watermarking for Claude: how it works, what it survives, its limits, and a detection API coming soon.
The legacy Claude Workbench and three /v1/experimental/ prompt API endpoints reach end of life on 17 August 2026. Here's what to do.
Claude Code v2.1.233 adds GitLab MR URL support, opt-in per-user identity forwarding, Linux memory cgroup limits, and a configurable WebFetch cache TTL.
From 2 August 2026, all Claude models watermark generated text and attach C2PA metadata to files: globally, with no opt-out.
An unreleased Claude research model advanced the Riemann zeta function lower bound from 41.6% to 67.2%, the largest single-step gain in history.
Anthropic's AI classifier replaces per-action approval prompts in Claude Code, catching 89% of dangerous commands vs 13.6% for human reviewers.
From 24 July 2026, speed: 'fast' on Opus 4.7 returns a hard 400 error. Here's what to fix and what the new fallbacks default mode gives you.
The claude-opus-4-1-20250805 model ID retired on 5 August 2026. API calls to it now return a hard 404. Here is what to do.
Inference hooks routes every Claude Enterprise prompt through your organisation's security server for an allow-or-deny verdict before Claude ever sees it.
A major multi-model outage on 5 August 2026 took down Claude Mythos 5, Fable 5, Opus 5, and Sonnet 5 for 7.5 hours: the 164th disruption of 2026.
The claude-opus-4-1-20250805 model ID stops working on 5 August 2026. Here's what to change and why Opus 4.8 is the right target.
The legacy Workbench and three /v1/experimental/ prompt endpoints shut down 17 August 2026. Here's what to export and what replaces them.
Anthropic has deprecated claude-opus-4-1-20250805 with a retirement date of August 5, 2026. Opus 4.8 is the recommended replacement.
As of June 15, 2026, claude-sonnet-4-20250514 and claude-opus-4-20250514 return errors. Migrate to Sonnet 4.6 and Opus 4.8.
Claude Code Pro/Max limits stay 50% higher through August 19, 2026. Sonnet 5 API intro pricing ends August 31 — and a tokenizer change makes the real cost rise bigger than it looks.
Two Claude outages in 14 hours on June 22–23 pushed 90-day uptime below enterprise SLA thresholds, with 8,000+ Downdetector reports at peak.
Claude Code Artifacts gain live MCP connector data, public sharing links, editor roles, and Claude Tag integration — here's what changed and what it means.
The fifth MCP spec drops stateful sessions for a request/response core, hardens OAuth/OIDC auth, and graduates MCP Apps and Tasks as versioned extensions.
A missing noindex tag meant shared Claude chats were publicly discoverable on Google, exposing legal advice, API keys, and crypto wallet credentials.
Anthropic's Compliance API now connects Claude Enterprise to 28 security platforms including Palo Alto Networks, Rubrik, Okta, and Sumo Logic.
Anthropic's Economic Index data is now queryable inside Claude.ai via a free connector, letting anyone explore how AI is being used across jobs and tasks.
Anthropic has published a five-priority research agenda for its $200M Economic Futures Research Fund, targeting AI-driven worker displacement.
Claude Code's latest release adds parameter-level permission syntax, proximity-based .claude/ directory resolution, and pre-launch safety screening for sub-agents.
Anthropic's new Record a Skill feature lets Pro, Max, and Team users demonstrate a task once on screen and have Claude save it as a reusable, rerunnable skill.
Anthropic has formally deprecated claude-mythos-preview with a June 30 2026 retirement date, directing developers to migrate to claude-mythos-5 — which is currently suspended.
Anthropic's Mythos-class Claude Fable 5 model is now available in Vertex AI's Model Garden, billed through Google Cloud with no separate Anthropic API subscription needed.
Anthropic pulled back its planned Agent SDK credit separation on June 15, the day it was set to go live, saying it will rework the plan before any future change.
From June 15, Claude Agent SDK, claude -p, GitHub Actions, and third-party agents draw from a separate monthly credit, not your subscription quota.
Claude Code v2.1.169 adds --safe-mode for clean troubleshooting sessions, a /cd command that preserves prompt cache, and fixes for Windows, background agents, and enterprise MCP policies.
Claude Enterprise plans can now grant members access to specific admin areas like billing or privacy without making them full Owners.
Anthropic's Reflect feature gives Free, Pro, and Max users a personal dashboard showing usage patterns, topic breakdowns, and AI fluency insights — with clear privacy limits.
Anthropic walked back a covert policy that quietly limited Claude Fable 5's usefulness for frontier LLM development tasks, without telling users.
Anthropic's Claude for Chrome extension has exited preview and is now generally available to all direct paid plan users, bringing browser automation into Claude Code.
Claude Code v2.1.158 extends Auto Mode to enterprise cloud providers via a single environment variable, for Opus 4.7 and 4.8 users.
Claude Cowork is now in beta on web and iOS/Android for Max plan users, with cloud-run sessions, doubled usage limits through August 5, and new M365 write access.
Anthropic's Claude Opus 4.8 arrives in Microsoft 365 Copilot on day one, expanding to Copilot Chat, Excel, PowerPoint, and Copilot Studio with stronger reasoning and Work IQ grounding.
Claude Code versions 2.1.91–2.1.196 contained an undisclosed monitoring mechanism. Here's what it did, who's affected, and what to do now.
Anthropic launches Claude Fable 5 with a 1M-token context window, $10/$50 pricing, and a safety-classifier fallback — plus a restricted Mythos 5 for Project Glasswing partners.
A Commerce Department directive citing national security concerns forced Anthropic to suspend all access to Claude Fable 5 and Mythos 5 globally.
Claude's new beta feature lets Team and Enterprise admins push MCP connectors to users via Okta, eliminating per-user OAuth flows on first login.
Anthropic launches Claude Code and Claude Cowork in public beta for Claude for Government Desktop, with tamper-evident audit logs, department spend controls, and MDM deployment.
Anthropic's restricted Claude Mythos 5 shares its architecture with Fable 5 but ships without cybersecurity guardrails, deployed via Project Glasswing with the US government.
Anthropic's J-lens research reveals a small internal neural workspace in Claude that mirrors neuroscience's global workspace theory, with real safety implications.
Anthropic adds per-model usage analytics, admin-configurable model entitlements, and spend-threshold alerts to Claude Enterprise.
Anthropic's vault-stored environment variables let Claude Managed Agents authenticate CLI tools without the API key ever entering the agent's context window.
Anthropic launches Claude Science, a purpose-built AI workbench unifying 60+ scientific tools, auditable artifacts, and flexible compute for researchers.
Azure becomes the only cloud with both OpenAI and Claude frontier models, as Claude Opus 4.8 and Haiku 4.5 go GA in Microsoft Foundry on NVIDIA GB300 GPUs.
Anthropic ships three Claude Managed Agents platform updates giving enterprise developers more infrastructure control, runtime flexibility, and prompt-cache transparency.
Anthropic splits agent orchestration from tool execution, letting enterprises run agent 'hands' in their own sandboxes while Claude's 'brain' stays on Anthropic.
Claude Design moves to beta with design system persistence, WYSIWYG canvas editing, bidirectional Claude Code sync, and a new desktop app home.
Claude Code v2.1.172 ships nested sub-agents up to 5 levels deep, background job syntax, plugin search, smarter Bedrock region handling, and 30 fixes.
Claude's new public-beta dashboard gives MCP connector owners usage metrics, error diagnostics, and latency data — plus a direct submission flow to the connectors directory.
DXC Technology becomes a Global Premier Claude partner, training tens of thousands of engineers to deploy Claude inside mission-critical systems for banks, airlines, and insurers.
Anthropic's Claude Corps will train and pay 1,000 early-career fellows $85K each to spend a year building AI tools inside US nonprofits, starting October 2026.
Anthropic's public beta adds cron-based scheduling and a network-boundary credential vault to Claude Managed Agents, removing two common DIY infrastructure headaches.
Anthropic's new Swift package lets iOS/macOS 27 developers use Claude as a drop-in server-side model via Apple's LanguageModelSession API.
Five focused updates to Claude Code: mobile push notifications, /tui fullscreen mode, PR URL resume, Bedrock tier control, and project purge.
Anthropic now bills zero for API refusals with no output, and the advisor tool gets a max_tokens cap to control cost and latency in agentic workloads.
Claude Code v2.1.160 cuts auto mode classifier latency, fixes Bedrock/Vertex/Foundry CI failures, and resolves Bazel, OneDrive, CJK, and voice mode bugs.
Claude Code's latest release adds enterprise version enforcement, a /plugin list command, hook improvements, and fixes a pile of Windows and terminal rendering issues.
Anthropic reveals Claude authored 80%+ of its merged codebase by May 2026 and calls for international coordination before AI can fully design its own successors.
KPMG and Anthropic's global alliance gives all 276,000 staff Claude access inside the Digital Gateway platform, with a strategic focus on tax and private equity.
Anthropic's new three-tier Services Track and Partner Hub give enterprises a credentialed way to find qualified Claude implementation partners.
Anthropic has permanently ruled out advertising in Claude, arguing ad-based incentives are structurally incompatible with a trustworthy AI assistant.
Anthropic's Frontier Red Team mapped 13,873 real attacks to MITRE ATT&CK — and found the framework has no ID for the autonomous agentic behavior defining the highest-risk actors.
Claude Code renames its dynamic-workflow trigger to 'ultracode', fixes a Bash parallel batch bug, tidies the MCP panel, and adds OTEL resource-attribute labels.
Claude Code gains filesystem-first plugin loading from .claude/skills, a scaffolding command, autocomplete, and hot-reload — no marketplace needed.
Anthropic brings Claude Mythos Preview to ~150 new orgs in 15+ countries covering power, water, healthcare and more, plus launches Claude Security in public beta.
Anthropic has submitted a confidential S-1 to the SEC, setting up a potential October 2026 IPO at a valuation above $1 trillion.
Anthropic closes a record $65B Series H at a $965B valuation, overtaking OpenAI as the world's most valuable private AI company.
Anthropic's Dynamic Workflows for Claude Code orchestrate up to 1,000 subagents per run, handling massive migrations and audits that previously took weeks.
Anthropic's Claude Opus 4.8 brings stronger coding, agentic tasks, and professional workflows — at the same price as its predecessor.
Anthropic's Project Glasswing used Claude Mythos Preview to find over 10,000 high or critical vulnerabilities across critical software in just one month.
Anthropic has acquired Stainless, the startup behind every official Claude SDK and MCP server generator, in a deal reportedly worth over $300M.
Anthropic is committing $100M and a fivefold team expansion to a new partner program helping enterprises adopt Claude at scale.
Anthropic's new flagship model brings a 1M token context window, multi-agent coordination, and state-of-the-art results on coding and reasoning benchmarks.
Anthropic's Claude Code now integrates with Slack, letting teams trigger full coding sessions from chat threads and receive completed PRs without leaving the app.