SDK Version Updates
SDK updates with beta header removal and new features for file and skill management across multiple programming languages.
Anthropic changelog: August 2026
13 releases from to
Everything Anthropic shipped in August 2026, collected from official Anthropic sources. Each entry is dated and links to the page it came from.
August 2026 at a glance
August 2026 was Anthropic's busiest month of the 12 months to then: 13 releases, about 1.7× its monthly average of 8. That was 2 releases more than July 2026. Most were Developer Tools (6), followed by Enterprise & Security (5) and API (1).
Releases
13
+2 vs July 2026
Rank of 12 months
1st
Average 7.8 a month
Most shipped
Developer Tools
6 releases
Notable Anthropic launches in August 2026
- API
Pricing Update for Claude Sonnet 5
Introductory pricing for Claude Sonnet 5 becomes standard price. Scheduled price increase on September 1, 2026 is canceled.
Source: Claude Platform Release Notes - Developer Tools
SDK Version Updates
SDK updates with beta header removal and new features for file and skill management across multiple programming languages.
Source: Claude Platform Release Notes - Developer Tools
Personal and service account API keys in Console
Claude Console can now create personal keys and service account keys that act as a user or service account, can be scoped to a workspace or admin endpoints, and stop working when the linked account is removed. Several SDKs also dropped beta headers for the Files and Skills APIs.
Source: Claude Platform Release Notes
All Anthropic releases in August 2026
Newest first. Each entry links to the official page it came from.
August 202613 releases
Personal and service account API keys in Console
Claude Console can now create personal keys and service account keys that act as a user or service account, can be scoped to a workspace or admin endpoints, and stop working when the linked account is removed. Several SDKs also dropped beta headers for the Files and Skills APIs.
Compliance API session endpoints out of beta; Admin API in SDKs
Compliance API session endpoints for Cowork and Claude Code sessions are out of beta. Admin API available in CLI and multiple SDKs under client.beta.organization.
Memory in Claude Cowork, editable topics, and sensitive topics setting
Introduced memory system with categorized entries, topic management, and sensitive topic settings for Claude Cowork.
Python SDK v1.0 Release and Toolset Updates
Released v1.0 of Python SDK with HTTP layer change to httpx2. Computer use and browser use toolsets available on Google Cloud for specific Claude models.
Computer use, Files API and Skills API out of beta; browser use tool launched
The computer use tool is out of beta as computer_toolset_20260801, and a new browser use toolset was launched. The Files API and Agent Skills / Skills API are out of beta, and Admin API user-management endpoints for Claude Enterprise are out of beta. Managed Agents gained web search/fetch domain restrictions and a redesigned Console session viewer.
Workbench Renamed to Playground
Workbench is now playground in the Claude Console. Playground supports every Messages API parameter and includes templates that demonstrate API features such as code execution and web search. It shows the full SDK request and the API response for each run, to help you understand…
Compliance API Enhancements
The Compliance API now returns transcripts of Cowork and Claude Code sessions that run on your users' machines, in beta for Claude Enterprise organizations. New endpoints added for session management and transcript retrieval.
Pricing Update for Claude Sonnet 5
Introductory pricing for Claude Sonnet 5 becomes standard price. Scheduled price increase on September 1, 2026 is canceled.
Claude Managed Agents New Features
Claude Managed Agents sessions now support budget controls, advisor models, and data residency settings. New features for session management and resource control.
Skill and plugin security scanning (beta)
Enabled skill and plugin security scanning for Enterprise plans to detect malicious content in third-party assets.
Inference hooks beta for Claude Enterprise
Inference hooks are in beta for Claude Enterprise organizations. Claude holds each governed prompt across claude.ai, Cowork and Claude Code for an AI security server's allow or deny verdict before inference proceeds, and denials are recorded in the compliance Activity Feed.
Compliance API for Cowork Sessions
Compliance API now returns transcripts of Cowork sessions started on claude.ai web or mobile. New endpoints for cloud session management.
Where August 2026 sits
Anthropic releases per month, for August 2026 and the 11 months before it. A taller bar means more releases that month; the dated entries for each month are on its own page.
Other companies in August 2026
20 of the companies we track shipped in August 2026; Anthropic ranks 4th by number of releases.
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