Anthropic Releases
Anthropic news, Claude releases and SDK updates. New features, breaking changes, security advisories and deprecations - each summarised in plain English and updated continuously.
Tracking 218 Anthropic releases · Updated
- Claude Code Releases sdkaipreviewengineer ·
Claude Code v2.1.217: Emoji Autocomplete, Improved Session Handling, and Bug Fixes
Claude Code v2.1.217 introduces emoji shortcode autocomplete in the prompt input for easier emoji insertion, and adds warnings for transcript write failures or disabled session saving. It addresses several memory leaks, Windows update issues, and session isolation problems, enhancing stability for developers using the tool. This patch aims to improve user experience and reliability, particularly for those on Windows or dealing with complex session configurations.
patch feature - Claude Code Releases sdkaiengineer ·
Claude-Code v2.1.216: Filesystem isolation, performance, and bug fixes
Claude-Code v2.1.216 introduces a new setting to disable filesystem isolation, enhancing flexibility for developers. This release also addresses critical performance regressions in long sessions and resolves numerous bugs affecting command execution, session resumes, and cross-platform compatibility. These fixes are crucial for maintaining stable and efficient development workflows for users interacting with Claude for code-related tasks.
patch feature - Claude Platform Release Notes aideprecationengineer ·
Claude Workbench and Prompt Tools APIs to be Retired
Anthropic is retiring the legacy Claude Console Workbench on August 17, 2026, and will no longer support saved prompts, variables, or evals. The experimental prompt tools APIs will also be retired on the same date. Users should export any necessary data from the legacy Workbench and be aware that API requests to the retired endpoints will fail after the sunset date.
deprecation - Anthropic News aihealthcare ·
Anthropic AI for Science Program Expands to Rare Disease Research
Anthropic is launching a new initiative within its AI for Science program, focusing on rare disease research through grants of up to $50,000 in Claude credits over six months. The program aims to accelerate scientific discovery by enabling researchers to leverage AI for understanding rare genetic diseases, building a community of experts, and speeding up clinical development. Applications are open through August 2, 2026, and accepted projects can utilize Claude Opus or other generally available models.
announcement feature - Claude Code Releases sdkaiengineer ·
Claude Code Assistant requires explicit skill invocation
Claude Code Assistant in version 2.1.215 no longer automatically runs the `/verify` and `/code-review` skills. Engineers must now explicitly invoke these skills using their respective slash commands when desired. This change affects users interacting with Claude for code verification and review tasks, requiring a minor workflow adjustment.
patch - Claude Code Releases sdkaiengineermedia ·
Claude Code v2.1.214: Security, Permissions, and Stability Fixes
This release of Claude Code addresses numerous permission and security vulnerabilities, particularly in Bash and PowerShell environments, preventing potential unauthorized access and crashes. It also enhances stability with fixes for memory growth, proxy issues, and background session management. New features include an EndConversation tool and improved observability for tool calls. The updates affect developers using Claude Code, especially those on Windows or dealing with complex Bash scripting and remote sessions.
patch security - Claude Code Releases sdkaideprecationengineermediaenergy ·
Claude Code v2.1.212: New /fork behavior, background tasks, and fixes
This update for Claude Code introduces a new behavior for `/fork`, copying conversations to background sessions while users continue working. It also adds features like automatic mode reset, session limits for web searches and subagent spawns, and background processing for long-running MCP tool calls. Numerous bug fixes address issues with plan mode, worktree creation, tool failures, and UI elements, improving overall stability and user experience for engineers interacting with code.
patch - Anthropic Python SDK Releases sdkai ·
Anthropic SDK Python v0.117.0 Adds Dreaming and MCP Tunnels Support
Anthropic's Python SDK has been updated to version 0.117.0, introducing support for the 'dreaming' feature and MCP Tunnels. This release also includes a bug fix to enhance credential security by keeping sensitive material out of traceback frames. The update is relevant for developers using the Python SDK to integrate with Anthropic's AI models, with new features available now.
feature patch - Claude Release Notes aiengineer ·
Claude's memory updated to categorized entries
Claude's memory has been replaced with individual, categorized entries that are read and updated during conversations, replacing the previous daily summary. This change allows for more granular context management and builds on previous interactions. Users can learn more about leveraging Claude's new memory features in its documentation.
feature - Claude Platform Release Notes aipreview ·
Claude Platform Updates Include New API Features and Model Enhancements
Anthropic has released several updates to its Claude Platform, including new API capabilities for managing organizations and conversations, and enhancements to model features like context windows and memory management. These changes aim to improve developer control, user experience, and model performance for a wide range of users, from individual developers to enterprise organizations. Notable additions include mid-conversation system messages, an Admin API for user management, and a new Sonnet 5 model with expanded capabilities, some of which are currently in beta or preview.
feature patch deprecation announcement - Claude Code Releases sdkaiengineer ·
Claude Code v2.1.211: New flags, numerous bug fixes, and enhancements
This patch release for Claude Code introduces a new flag and environment variable to include subagent thinking in stream-json output. It addresses a wide range of bugs, including issues with permission previews, auto mode, session management, and file upload validation. Enhancements include improved terminal performance, more accurate background agent result reporting, and support for scientific notation in environment variables, benefiting developers and engineers using Claude Code.
patch - Claude Code Releases sdk ·
Claude Code v2.1.210: Elapsed Time Counter, Permission Warnings, and Fixes
Claude Code version 2.1.210 introduces a live elapsed-time counter for long-running tool calls, providing better visibility into progress. It also adds startup warnings for specific permission rules and resolves numerous bugs related to Git operations, plugin behavior, and UI rendering. This update aims to improve the user experience and stability for developers using Claude Code for code generation and editing tasks.
patch - Claude Release Notes gahealthcare ·
Anthropic Claude adds self-serve HIPAA configuration
Anthropic now allows eligible administrators to manage HIPAA readiness for Claude Enterprise and the Claude Platform through a self-serve flow. This enables organizations to review the Business Associate Agreement (BAA), access an implementation guide, and enable HIPAA configuration directly within the platform. This update is relevant for organizations in the healthcare sector needing to ensure compliance with HIPAA regulations when using Claude.
feature announcement - Claude Platform Release Notes aipreviewengineer ·
Claude Enterprise Admin API Beta for User Management
Anthropic is releasing a beta version of the Admin API for Claude Enterprise, enabling organizations to manage users and roles programmatically. This feature allows for detailed control over membership, invitations, and custom roles, which is crucial for enterprise-level administration and security. It is available to all Claude Enterprise organizations with specific beta headers required for certain advanced functions.
feature announcement - Anthropic News aiengineereducation ·
Anthropic Launches Claude for Teachers with Free Premium Access
Anthropic has launched Claude for Teachers, offering verified US K-12 educators free access to premium Claude capabilities, teaching skills, and curriculum connections. This initiative aims to help teachers implement best practices, address time constraints, and improve student outcomes by integrating AI support into instructional planning and differentiation. The service includes integrations with various K-12 tools and is built with a focus on privacy and FERPA compliance. Educators can sign up for free access until June 30, 2027.
feature announcement - Anthropic News aigaengineer ·
Anthropic Invests $10M CAD in Canadian AI Research and Startups
Anthropic is committing $10 million CAD to fund AI research and development at leading Canadian institutions and support startups. This investment aims to advance beneficial and responsible AI applications, building on Canada's historical contributions to AI research. The initiative includes partnerships with major AI institutes and provides Claude API credits to researchers and startups, alongside a report on Claude usage in Canada.
announcement feature - Claude Code Releases sdkaiengineer ·
Claude Agents background sessions fixed
A fix has been deployed to address an issue where models and dialogs were blocked in Claude Agents background sessions. This reverts an overly broad guardrail that was inadvertently causing problems. The update ensures smoother operation for users running background agent tasks.
patch - Claude Code Releases sdkaimedia ·
Claude Code 2.1.208: Screen Reader Mode, Vim Remaps, and Numerous Fixes
Claude Code version 2.1.208 introduces an opt-in screen reader mode for improved accessibility and adds a new setting for Vim insert mode key remapping. This update also includes significant bug fixes across various functionalities, such as session saving, context window handling, and tool execution. These improvements are relevant to all users of Claude Code, particularly those relying on screen readers or advanced Vim configurations.
patch feature - endoflife.date eolanthropic-models ·
Claude model claude-opus-4-1-20250805 reaches end of life in 24 days
Claude model claude-opus-4-1-20250805 reaches end of life on 2026-08-05 (24 days from now).
deprecation - Claude Code Releases sdkaimedia ·
Claude Code v2.1.207: Auto Mode, Bug Fixes, and Security Improvements
Version 2.1.207 of Claude Code introduces auto mode availability on major cloud platforms without opt-in, enhancing user workflow. This release also addresses numerous bugs, including issues with terminal responsiveness, consent dialogs, update processes, and file handling, ensuring a more stable and secure experience. Notably, it fixes security vulnerabilities related to prompt injection and shell injection for plugin developers. These updates benefit all users of Claude Code, particularly those leveraging cloud integrations and developing custom plugins.
patch security
About Anthropic release tracking on ReleaseBytes
Anthropic ships Claude model releases, API updates and SDK versions on a rapid cadence. ReleaseBytes tracks the official Anthropic announcement channels and SDK changelogs, summarising each release and flagging model deprecations and breaking changes so teams building on Claude stay ahead of them.
Frequently asked questions
How often are Anthropic release notes updated on ReleaseBytes? ›
Continuously. ReleaseBytes monitors the official Anthropic release channels around the clock and publishes a plain-English summary of each announcement shortly after it lands.
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New features, enhancements, bug fixes, security advisories, breaking changes, deprecations and end-of-life announcements. Every item is tagged by type so you can filter to just the changes that need action.
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From the official sources: Anthropic news, Claude releases and SDK updates. Every item links back to the original vendor announcement.