claude-code v2.1.281
Claude Code v2.1.281 adds gateway support for desktop policy blocks, Bedrock IAM role assumption, and Bedrock guardrails.
Anthropic
Every deployment from Anthropic in The Deploy Log, 52 rows, newest first.
Claude Opus 5.5
Claude Opus 5.5 is now the default Opus model with 1M context and $4/$20 per Mtok.
Claude Code v2.1.277
Claude Code v2.1.277 added AGENTS.md support, a CLAUDE_GATEWAY_PROXY_IS_EGRESS_BOUNDARY flag, and fixed sessions hanging with no result after internal errors, now reporting the error and exiting with code 1.
Claude Fable 5.1
Unchanged at $10 per million input and $50 per million output, with cache reads down to $0.25 per million, and Mythos 5.1 alongside it.
Claude Code v2.1.261
Claude Code v2.1.261 adds bashOutputMaxChars and taskOutputMaxChars settings up to 128K characters, a /skill-doctor command to show unused skills, and fixes for Remote Control sessions and Bedrock setup.
Claude team plan for scientists
Anthropic is opening 10,000 seats for scientists to access Claude subscriptions free and at discounted rates for one year, with standard seats free and premium seats with 5x usage limits at $15 per month.
Fable 5 biology safeguards
Anthropic reduced biology-related fallbacks on Claude Fable 5 by about 85% across product surfaces, so users see far fewer switches to Opus 5 on everyday health and educational questions.
Claude Opus 5
Claude Opus 5 is available today at half the price of Claude Fable 5. It more than doubles Opus 4.8 on Frontier-Bench v0.1 and scores 10.2 percentage points higher on organic chemistry tasks.
Anthropic Economic Index connector
The Anthropic Economic Index connector for Claude lets anyone ask questions about AI usage in the economy, grounded in Index data.
Claude for Teachers
Free premium Claude access for verified US K-12 educators with a library of teaching skills, Learning Commons standards mapping across all 50 states, and connections to tools like ASSISTments, Brisk Teaching, Canva Education, and MagicSchool.
Claude reflection dashboard
Anthropic introduces a beta reflection dashboard in Claude Settings that tracks and visualizes usage patterns over 1, 3, 6, or 12 months, with quiet hours and break nudges.
Claude Science
Claude Science, an AI workbench for scientists, is available in beta on macOS and Linux for Pro, Max, Team, and Enterprise plans, with over 60 curated skills and connectors pre-configured for genomics, single-cell, proteomics, structural biology, and cheminformatics.
Claude Sonnet 5
Claude Sonnet 5 is available everywhere today at $2 per million input tokens and $10 per million output tokens, with performance close to Opus 4.8 at lower prices and a strict improvement over Sonnet 4.6 on reasoning, tool use, coding, and knowledge work.
Fable 5 redeployed
Claude Fable 5 will be available starting Wednesday, July 1, to users globally on the Claude Platform, Claude.ai, Claude Code, and Claude Cowork, with the new safety classifier blocking the reported technique in over 99% of cases.
Claude Tag
Claude Tag is available in beta for Claude Enterprise and Team customers on Slack. Claude joins as a team member, builds context from channels it has access to, plans tasks, works asynchronously, and can schedule tasks for itself over hours or days. Anthropic reports 65% of its product team's code is created by its internal version of Claude Tag.
DXC Anthropic alliance
DXC will train tens of thousands of Claude-certified forward-deployed engineers and used Claude to write more than 95% of the code for DXC OASIS, its new AI-native orchestration platform now serving over 50 customers.
TCS Anthropic partnership
TCS will provide Claude to 50,000 of its own employees across 56 countries and build Claude-powered products for clients in financial services, healthcare, the public sector, and other regulated industries.
Claude Fable 5
Claude Fable 5, a Mythos-class model, is generally available at $10 per million input tokens and $50 per million output tokens, with safeguards that trigger in less than 5% of sessions.
Project Glasswing expansion
Project Glasswing expands to approximately 150 new organizations, after initial partners found more than 10,000 high- or critical-severity security flaws.
Claude Opus 4.8
Claude Opus 4.8 is available today at the same price as Opus 4.7: $5 per million input tokens and $25 per million output tokens. Fast mode runs at 2.5x speed and is now three times cheaper than previous models.
KPMG Claude alliance
KPMG embeds Claude inside Digital Gateway, its client work platform, and gives all 276,000+ employees access to Claude, with Claude Cowork and Managed Agents for building AI capabilities in minutes.
Gates Foundation partnership
Anthropic and the Gates Foundation committed $200 million in grant funding, Claude usage credits, and technical support over four years for programs in global health, life sciences, education, and economic mobility.
PwC Claude expansion
PwC will roll out Claude Code and Cowork starting with U.S. teams and expanding toward a global workforce of hundreds of thousands of professionals, with a program to train and certify 30,000 PwC professionals on Claude.
Claude for Small Business
Claude for Small Business ships with 15 ready-to-run agentic workflows and 15 skills, integrating with QuickBooks, PayPal, HubSpot, Canva, Docusign, Google Workspace, and Microsoft 365.
Claude usage limits
Anthropic doubled Claude Code's five-hour rate limits for Pro, Max, Team, and seat-based Enterprise plans, removed the peak hours limit reduction on Claude Code for Pro and Max accounts, and raised API rate limits considerably for Claude Opus models, all effective May 6, 2026.
Claude Design
Claude Design is available in research preview for Claude Pro, Max, Team, and Enterprise subscribers. It is powered by Claude Opus 4.7 and exports to Canva, PDF, PPTX, or standalone HTML files.
Claude Opus 4.7
Claude Opus 4.7 is generally available at $5 per million input tokens and $25 per million output tokens. On CursorBench it clears 70% versus Opus 4.6 at 58%, and on Rakuten-SWE-Bench it resolves 3x more production tasks than Opus 4.6.
Claude Partner Network
Anthropic is committing an initial $100 million to the Claude Partner Network for training courses, dedicated technical support, and joint market development, with membership free of charge and applications open today.
Claude Code Security
Claude Code Security, a new capability built into Claude Code on the web, is now available in a limited research preview. It scans codebases for security vulnerabilities and suggests targeted software patches for human review.
Claude Sonnet 4.6
Claude Sonnet 4.6 is a full upgrade across coding, computer use, long-context reasoning, agent planning, knowledge work, and design. Pricing remains the same as Sonnet 4.5, starting at $3/$15 per million tokens, with a 1M token context window in beta.
Claude Opus 4.6
Claude Opus 4.6 is available today on claude.ai, the API, and all major cloud platforms at $5/$25 per million tokens. It adds a 1M token context window in beta, leads Terminal-Bench 2.0 and Humanity's Last Exam, and beats GPT-5.2 by around 144 Elo points on GDPval-AA.
Xcode Claude Agent SDK
Xcode 26.3 introduces a native integration with the Claude Agent SDK, giving developers subagents, background tasks, plugins, and visual verification with Xcode Previews inside the IDE.
ServiceNow chooses Claude
ServiceNow chose Claude as the default model for its ServiceNow Build Agent and as a preferred model across the ServiceNow AI Platform, and is rolling out Claude and Claude Code to its global workforce of more than 29,000 employees.
GOV.UK AI assistant
Anthropic partnered with the UK's DSIT to build a Claude-powered AI assistant for GOV.UK, initially focusing on employment support for job seekers.
Claude for Healthcare
Anthropic introduced Claude for Healthcare with HIPAA-ready products, connectors to CMS, ICD-10, and NPI, plus new life sciences connectors to Medidata and ClinicalTrials.gov.
SB 53 compliance framework
Anthropic published its Frontier Compliance Framework for California's SB 53, which goes into effect January 1, covering catastrophic risk assessment and mitigation.
Claude Code
Claude Code reached $1 billion in run-rate revenue in November, six months after becoming generally available in May 2025. Anthropic is acquiring Bun, the JavaScript runtime with more than 7 million monthly downloads and over 82,000 GitHub stars.
Claude for Nonprofits
Anthropic launches Claude for Nonprofits with discounts of up to 75% on Team and Enterprise plans, connectors to Blackbaud, Candid, and Benevity, and a free AI Fluency for Nonprofits course.
Snowflake partnership
Anthropic and Snowflake announce a multi-year, $200 million agreement making Claude models available to more than 12,600 global customers across Amazon Bedrock, Google Cloud Vertex AI, and Microsoft Azure, with greater than 90% accuracy on complex text-to-SQL tasks.
Claude Opus 4.5
Claude Opus 4.5 is available today on Anthropic's apps, API, and all three major cloud platforms at $5 per million input tokens and $25 per million output tokens. It leads 7 out of 8 programming languages on SWE-bench Multilingual and scores a 10.6% jump over Sonnet 4.5 on Aider Polyglot.
Claude in Microsoft Foundry
Claude Sonnet 4.5, Haiku 4.5, and Opus 4.1 are now available in public preview in Microsoft Foundry, and Microsoft's Agent Mode in Excel includes an option to use Claude in preview.
AI-orchestrated espionage
Anthropic reports a Chinese state-sponsored group manipulated Claude Code to attempt infiltration into roughly thirty global targets, with AI performing 80 to 90% of the campaign.
Maryland Claude partnership
Maryland will deploy Claude across multiple state agencies to connect families with benefits and help caseworkers verify more than 150,000 documents each month.
Political even-handedness
Anthropic open-sources an automated evaluation showing Claude Sonnet 4.5 scores 94% on political even-handedness, compared with GPT-5 at 89% and Llama 4 at 66%.
Cognizant Claude deployment
Cognizant will deploy Claude to up to 350,000 employees globally, combining Claude with agentic tooling, engineering platforms, and industry blueprints to accelerate enterprise AI adoption and internal transformation.
Claude for Financial Services
Anthropic expanded Claude for Financial Services with an Excel add-in, new connectors, and 6 Agent Skills, topping the Finance Agent benchmark at 55.3% accuracy.
Claude for Life Sciences
Claude Sonnet 4.5 scores 0.83 on Protocol QA against a human baseline of 0.79, and Anthropic is adding connectors to Benchling, BioRender, PubMed, Scholar Gateway, Synapse.org, and 10x Genomics plus a single-cell-rna-qc Agent Skill.
Claude Haiku 4.5
Claude Haiku 4.5 is available today to all users at $1 per million input tokens and $5 per million output tokens, with coding performance similar to Claude Sonnet 4 at one third the cost and more than twice the speed.
Agent Skills
Agent Skills are folders with instructions, scripts, and resources that Claude loads when relevant, available across Claude apps, Claude Code, and API, with a new /v1/skills endpoint for versioning.
Deloitte Claude alliance
Anthropic and Deloitte expanded their alliance to make Claude available to more than 470,000 Deloitte people and to train and certify 15,000 professionals on Claude.
Claude Sonnet 4.5
Claude Sonnet 4.5 is available everywhere today at $3/$15 per million tokens, the same price as Claude Sonnet 4. It leads OSWorld at 61.4% and maintains focus for more than 30 hours on complex tasks.
Claude in Xcode
Developers can connect their Claude account to Xcode 26 to power coding intelligence features with Claude Sonnet 4. The integration includes a coding assistant and Coding Tools for documentation, explanations, SwiftUI previews, and inline code changes.
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