https://freedom.tech/project/anthropic-sdk/ Every Anthropic SDK release and update tracked by Freedom.Tech. en Freedom.Tech is a Foundation project. https://foundation.xyz Freedom.Tech, a Foundation project (https://foundation.xyz) https://freedom.tech/posts/2026-08-26-anthropic-sdk-ruby-1-66-0/ https://freedom.tech/posts/2026-08-26-anthropic-sdk-ruby-1-66-0/ Wed, 26 Aug 2026 17:23:55 GMT Adds thinking display mode beta, organization usage support, discriminated union module enums https://freedom.tech/posts/2026-08-25-claude-code-action-1-0-206/ https://freedom.tech/posts/2026-08-25-claude-code-action-1-0-206/ Tue, 25 Aug 2026 22:33:54 GMT Use paths in delete files prompt example; Allow parentheses in valid branch names; Bound download job log against a stalled log fetch https://freedom.tech/posts/2026-08-25-claude-agent-sdk-typescript-0-3-246/ https://freedom.tech/posts/2026-08-25-claude-agent-sdk-typescript-0-3-246/ Tue, 25 Aug 2026 22:31:51 GMT Claude Agent SDK adds message tracing, cost basis reporting, managed pricing controls, and per-task interrupt handling for multi-agent workflows https://freedom.tech/posts/2026-08-25-claude-agent-sdk-typescript-0-3-245/ https://freedom.tech/posts/2026-08-25-claude-agent-sdk-typescript-0-3-245/ Tue, 25 Aug 2026 05:13:26 GMT Claude Agent SDK TypeScript synced to Claude Code v2.1.245, tracking latest model capabilities for agent development https://freedom.tech/posts/2026-08-23-claude-agent-sdk-typescript-0-3-241/ https://freedom.tech/posts/2026-08-23-claude-agent-sdk-typescript-0-3-241/ Sun, 23 Aug 2026 00:52:19 GMT Claude Agent SDK TypeScript now matches Claude Code v2.1.241 capabilities https://freedom.tech/posts/2026-08-21-claude-code-action-1-0-199/ https://freedom.tech/posts/2026-08-21-claude-code-action-1-0-199/ Fri, 21 Aug 2026 19:57:05 GMT Fixes GraphQL URL handling, MCP server initialization, and tool allowlist validation in GitHub Actions integration https://freedom.tech/posts/2026-08-21-claude-agent-sdk-typescript-0-3-239/ https://freedom.tech/posts/2026-08-21-claude-agent-sdk-typescript-0-3-239/ Fri, 21 Aug 2026 19:55:10 GMT Claude Agent SDK now correctly applies US inference cost multipliers, fixes system prompt boundaries on multi-cloud providers, and improves background task visibility on reconnect https://freedom.tech/posts/2026-08-20-anthropic-sdk-python-1-0-0/ https://freedom.tech/posts/2026-08-20-anthropic-sdk-python-1-0-0/ Thu, 20 Aug 2026 19:58:48 GMT Breaking change: httpx2 upgrade requires dependency refresh https://freedom.tech/posts/2026-08-20-claude-code-action-1-0-197/ https://freedom.tech/posts/2026-08-20-claude-code-action-1-0-197/ Thu, 20 Aug 2026 00:55:27 GMT Fixed credential handling incompatibility with GitHub Actions checkout v6+ to prevent unintended credential exposure https://freedom.tech/posts/2026-08-19-anthropic-sdk-java-2-55-0/ https://freedom.tech/posts/2026-08-19-anthropic-sdk-java-2-55-0/ Wed, 19 Aug 2026 13:34:10 GMT Anthropic Java SDK adds files and memory store APIs, fixes message stream accumulation bugs, and upgrades build tooling to Gradle 9 and Kotlin 2.3 https://freedom.tech/posts/2026-08-17-claude-agent-sdk-typescript-0-3-234/ https://freedom.tech/posts/2026-08-17-claude-agent-sdk-typescript-0-3-234/ Mon, 17 Aug 2026 20:21:43 GMT Claude Agent SDK TypeScript adds ANTHROPIC_API_KEY source reporting, permission-class message delivery, effort-level tracking, and fixes unused type exports https://freedom.tech/posts/2026-08-13-claude-code-action-1-0-192/ https://freedom.tech/posts/2026-08-13-claude-code-action-1-0-192/ Thu, 13 Aug 2026 23:31:59 GMT Claude Code Action improves GitHub Actions pagination, preserves structured tool output, and detects binary files rather than extension https://freedom.tech/posts/2026-08-13-anthropic-cli-1-23-0/ https://freedom.tech/posts/2026-08-13-anthropic-cli-1-23-0/ Thu, 13 Aug 2026 18:47:29 GMT Anthropic CLI adds output_behavior flag to dream creation for choosing between new memory store or in-place input update https://freedom.tech/posts/2026-08-13-anthropic-sdk-ruby-1-62-0/ https://freedom.tech/posts/2026-08-13-anthropic-sdk-ruby-1-62-0/ Thu, 13 Aug 2026 18:35:58 GMT Output behavior control for memory stores: create new or update in place. Bedrock now uses default-credentials hook https://freedom.tech/posts/2026-08-13-anthropic-sdk-python-0-122-0/ https://freedom.tech/posts/2026-08-13-anthropic-sdk-python-0-122-0/ Thu, 13 Aug 2026 18:35:49 GMT Adds output-behavior control for memory-store creation. Fixes async SigV4 signing in Bedrock clients https://freedom.tech/posts/2026-08-12-claude-agent-sdk-typescript-0-3-229/ https://freedom.tech/posts/2026-08-12-claude-agent-sdk-typescript-0-3-229/ Wed, 12 Aug 2026 20:55:00 GMT SDK now exposes terminal slash commands to clients and properly surfaces request-body-size limits as API errors instead of image errors https://freedom.tech/posts/2026-08-11-anthropic-sdk-go-1-63-0/ https://freedom.tech/posts/2026-08-11-anthropic-sdk-go-1-63-0/ Tue, 11 Aug 2026 14:03:39 GMT Go SDK adds output_behavior control for dream memory creation, fixes agent toolset path handling and Vertex auth wrapping https://freedom.tech/posts/2026-08-08-claude-agent-sdk-typescript-0-3-225/ https://freedom.tech/posts/2026-08-08-claude-agent-sdk-typescript-0-3-225/ Sat, 08 Aug 2026 01:10:25 GMT Fixed background subagents failing to resume after shell commands or monitors complete in headless SDK sessions https://freedom.tech/posts/2026-08-08-claude-code-2-1-225/ https://freedom.tech/posts/2026-08-08-claude-code-2-1-225/ Sat, 08 Aug 2026 01:09:26 GMT Claude Code 2.1.225 fixes OAuth token handling in headless sessions, MCP keychain timeouts, safety-filter retry loops, and Remote Control session resume breakage on large conversations https://freedom.tech/posts/2026-08-07-anthropic-sdk-csharp-12-40-0/ https://freedom.tech/posts/2026-08-07-anthropic-sdk-csharp-12-40-0/ Fri, 07 Aug 2026 17:18:48 GMT C# SDK adds mid-conversation tool changes, session budgets, advisor tools, and GitHub skill auto-loading for Claude API integration https://freedom.tech/posts/2026-08-07-anthropic-sdk-typescript-0-116-0/ https://freedom.tech/posts/2026-08-07-anthropic-sdk-typescript-0-116-0/ Fri, 07 Aug 2026 17:09:23 GMT Adds session budgets, mid-conversation tool changes beta, advisor tool, and pinned inference location https://freedom.tech/posts/2026-08-07-anthropic-sdk-go-1-62-0/ https://freedom.tech/posts/2026-08-07-anthropic-sdk-go-1-62-0/ Fri, 07 Aug 2026 05:31:03 GMT Adds session budgets, advisor tool, mid-conversation tool changes beta, and pinned inference location https://freedom.tech/posts/2026-08-07-claude-code-2-1-224/ https://freedom.tech/posts/2026-08-07-claude-code-2-1-224/ Fri, 07 Aug 2026 04:00:59 GMT Claude Code adds self-hosted environments, cross-session messaging, archive plugin installation, and sandbox credential-masking for Team/Enterprise users https://freedom.tech/posts/2026-08-04-claude-code-action-1-0-185/ https://freedom.tech/posts/2026-08-04-claude-code-action-1-0-185/ Tue, 04 Aug 2026 22:41:47 GMT Claude Code Action now derives trigger timestamps for events, pins bun config for MCP servers, matches downloaded images ID, and validates collaborator permissions for workflow runs https://freedom.tech/posts/2026-08-04-claude-agent-sdk-typescript-0-3-222/ https://freedom.tech/posts/2026-08-04-claude-agent-sdk-typescript-0-3-222/ Tue, 04 Aug 2026 22:40:07 GMT Fixed resumed agent sessions not inheriting user settings like API keys, environment variables, hooks, and permissions https://freedom.tech/posts/2026-08-04-claude-code-2-1-221/ https://freedom.tech/posts/2026-08-04-claude-code-2-1-221/ Tue, 04 Aug 2026 00:14:23 GMT Claude Code 2.1.221 adds Focus view for cleaner chat UI, sandbox credential masking on Linux/WSL, permission-check security fixes for Bash and PowerShell, and MCP server connection reliability improvements https://freedom.tech/posts/2026-08-04-claude-agent-sdk-typescript-0-3-221/ https://freedom.tech/posts/2026-08-04-claude-agent-sdk-typescript-0-3-221/ Tue, 04 Aug 2026 00:14:13 GMT Improved skills validation to reject malformed names, fixed external MCP servers not connecting before first turn preventing tool calls https://freedom.tech/posts/2026-07-24-claude-code-2-1-219/ https://freedom.tech/posts/2026-07-24-claude-code-2-1-219/ Fri, 24 Jul 2026 17:14:23 GMT Claude Opus 5 now default with 1M context, sandbox network allowlist controls added, nested subagent forwarding in stream-json, and various fixes for permission handling and UI state https://freedom.tech/posts/2026-07-24-claude-agent-sdk-typescript-0-3-219/ https://freedom.tech/posts/2026-07-24-claude-agent-sdk-typescript-0-3-219/ Fri, 24 Jul 2026 17:14:09 GMT Adds interrupt cancellation, fast-mode diagnostics, directory lifecycle hooks, network allowlist controls, and workflow sizing guidance for agent orchestration https://freedom.tech/posts/2026-07-24-anthropic-sdk-csharp-12-39-0/ https://freedom.tech/posts/2026-07-24-anthropic-sdk-csharp-12-39-0/ Fri, 24 Jul 2026 16:37:08 GMT C# SDK adds Claude Opus 5 model, tool addition/removal blocks, tool_change events, and fixes streaming parallel tool-use logic