+The guides for the Claude Enterprise endpoints of the Admin API (user management and spend limits), the Claude Enterprise Analytics API, and the Compliance API now show the anthropic-version header; send it on every request to these endpoints, as in the rest of the Claude API. See API versions.
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+The Admin API is now available in the ant CLI and the Python, TypeScript, C#, Go, Java, PHP, and Ruby SDKs under client.beta.organization. They cover organization info, members, invites, workspaces and workspace members, API keys, rate limits, service accounts, workload identity federation issuers and rules, and customer-managed encryption keys.
使用 Claude Enterprise 的组织现在可以通过 Admin API 管理用户、邀请、群组和自定义角色，无需 beta headers。
证据
+The Admin API user-management endpoints for Claude Enterprise (claude.ai) organizations (members, invites, groups, and custom roles) are now generally available. The anthropic-beta: ce-user-management-2026-07-13 header is no longer required on group and custom-role requests
在 Amazon Bedrock 或 Google Cloud 上使用 Claude Haiku 3.5 的开发者可以继续使用它；只有 Claude API 用户需要迁移到 Claude Haiku 4.5。
证据
−We've retired the Claude Sonnet 3.7 model (claude-3-7-sonnet-20250219) and the Claude Haiku 3.5 model (claude-3-5-haiku-20241022). All requests to these models will now return an error.
+We've retired the Claude Sonnet 3.7 model (claude-3-7-sonnet-20250219) and the Claude Haiku 3.5 model (claude-3-5-haiku-20241022). All requests to Claude Sonnet 3.7 will now return an error. Requests to Claude Haiku 3.5 on the Claude API will now return an error; it remains available on Amazon Bedrock and Google Cloud.
开发者现在可以使用新的 wrkspc_ 前缀的响应头识别 API 响应背后的工作区，从而更好地进行工作区管理和组织跟踪。
证据
+We've added the anthropic-workspace-id response header to the Claude API. It carries the wrkspc_-prefixed ID of the workspace that the request's API key or access token resolved to, including your organization's Default Workspace. See Identify the workspace behind an API response.
Claude Enterprise 组织现在可以使用新端点检索在用户机器上本地运行的 Cowork 和 Claude Code 会话的录音和元数据：GET /v1/compliance/apps/sessions/local、GET /v1/compliance/apps/sessions/local/{session_id} 和 GET /v1/compliance/apps/sessions/local/{session_id}/messages。
证据
+The Compliance API now returns transcripts of Cowork and Claude Code sessions that run on your users' machines, in beta for Claude Enterprise organizations. GET /v1/compliance/apps/sessions/local lists sessions across your organization, GET /v1/compliance/apps/sessions/local/{session_id} retrieves one session's metadata, and GET /v1/compliance/apps/sessions/local/{session_id}/messages returns its transcript
−Input*
Output*
Write*
Read*
*Introductory pricing of $2/$10 per million input/output tokens through August 31, 2026; $3/$15 standard pricing thereafter.
使用 Claude Opus 4.1 的用户和应用将收到错误，必须迁移到 Claude Opus 5。研究人员可以通过外部研究人员访问计划申请继续使用。
证据
+We've retired the Claude Opus 4.1 model (claude-opus-4-1-20250805). All requests to this model will now return an error. We recommend upgrading to Claude Opus 5. Researchers can request ongoing access through the External Researcher Access Program.
用户现在可以在不提供 version 的情况下更新 agent（无条件更新），或提供 version 以实现乐观并发控制，在版本不匹配时返回 409 错误。
证据
+The version field is now optional when updating a Claude Managed Agents agent. Supply it for optimistic concurrency (a mismatch returns a 409 error), or omit it to apply the update unconditionally. See Update semantics.
+The legacy Workbench (platform.claude.com/workbench) in the Claude Console is being sunset with access ending on August 17, 2026. Saved prompts, variables, and evals are not supported in the updated Workbench. You can export any data you want to keep from the banner and under your Organizational Settings.
使用 Claude Fable 5、Claude Mythos 5 和 Claude Opus 4.8 的开发者现在可以在 Claude API、Amazon Bedrock 和 Google Cloud 上使用对话中系统消息，无需 beta 请求头。
证据
+Mid-conversation system messages are available on Claude Fable 5, Claude Mythos 5, and Claude Opus 4.8, on the Claude API, Claude in Amazon Bedrock, and Google Cloud. No beta header is required.