Claude Code (Anthropic's terminal coding agent)

Latest Version: 2.1.163

  • Added requiredMinimumVersion and requiredMaximumVersion managed settings — Claude Code refuses to start if version is outside allowed range
  • Added /plugin list command to list installed plugins with --enabled/--disabled filters
  • Added "c to copy" shortcut to /btw for copying raw markdown answer to clipboard
  • Hooks: Stop and SubagentStop hooks can now return hookSpecificOutput.additionalContext for feedback without hook errors
  • Skills: added \$ escape syntax to include literal $ before digit in command bodies
  • stdio MCP servers now receive same CLAUDE_CODE_SESSION_ID as hooks/Bash on --resume
  • Fixed claude -p hanging forever after final result when backgrounded command never exits
  • Fixed claude -p failing with "ANTHROPIC_API_KEY required" on Bedrock/Vertex/Foundry when CI=true
  • Fixed bash commands failing under bazel and EDR-protected Go workflows (TMPDIR override regression from v2.1.154)
  • Fixed Bash commands failing on Windows with "EEXIST: file already exists" on session-env directory

June 2026 Updates (v2.1.162)

  • Now shows what waiting session is blocked on (e.g. permission prompt)
  • Explicitly listing Grep/Glob provides dedicated search tools on native builds with embedded search
  • Confirms when chosen permission level will persist as default for new sessions
  • Clicking slash command in autocomplete menu fills prompt instead of running immediately
  • Remote Control shows as persistent footer pill with session link instead of startup message
  • Renamed Windsurf to Devin Desktop in menus
  • Fixed silent startup hang when config directory is read-only/unwritable
  • Fixed WebFetch permission rules not applied to built-in preapproved domains
  • Fixed Windows permission rules with backslashes/case-variant paths
  • Fixed interrupt (Esc) at start of turn being dropped in stream-json/SDK sessions
  • Fixed API 400 errors for classifier side-queries and MCP server descriptions with emoji
  • Fixed MCP per-server config values below 1000 ms being floored to 1-second watchdog
  • Fixed LSP tool operation returning no results; now accepts parameter
  • Fixed cutting live status text at 60–120 columns on wide terminals
  • Fixed truncating long session names at 40 columns
  • Fixed attach bouncing back to session list after background-service restart
  • Fixed Ctrl+V image paste doing nothing in dispatch input and session reply box
  • Fixed backgrounding session losing conversation when background service can't start
  • Fixed replies from agents view failing to send being lost
  • Fixed cross-session messaging breaking when pointing at deep directory

Claude API / Claude Platform Updates

June 2, 2026

  • Advisor tool now supports max_tokens parameter to cap output per call, reducing latency and cost
  • No longer billed for requests returning stop_reason: "refusal" without Claude generating output

May 29, 2026

  • Claude Managed Agents webhooks, multiagent orchestration, and self-hosted sandboxes now available on Claude Platform on AWS

May 28, 2026

  • Launched Claude Opus 4.8 — most capable generally available model
- 1M token context window by default on Claude API, Amazon Bedrock, Vertex AI (200k on Microsoft Foundry) - 128k max output tokens - Mid-conversation system messages now supported (preserve prompt cache hits) - stop_details field on refusal responses now publicly documented - effort parameter defaults to high across all surfaces - Minimum cacheable prompt length for prompt caching lowered to 1,024 tokens - Adaptive thinking reduces wasted thinking tokens - High-resolution image input supported (up to 2576 pixels) - Task budgets, advisor tool, computer use, and fast mode now support Opus 4.8

May 27, 2026

  • Messages API response includes usage.output_tokens_details.thinking_tokens for extended thinking visibility

OpenAI Codex CLI

June 2026 Updates

#### June 4, 2026 (v26.602)
  • Added activity insights and share cards to Profile section
  • Improved Computer Use startup readiness and appshot error reporting
  • Fixed browser and review UI issues (fullscreen controls, hex color swatches, terminal scrollbar alignment)
  • Expanded onboarding with more role choices for tailored first-run suggestions

#### June 2, 2026

  • Sites now available in preview — create, save, deploy, inspect websites and web apps

- Available in Codex app sidebar with hosted environment variables and secrets management
- Included by default in ChatGPT Business workspaces; Enterprise admins can enable via RBAC

#### June 2, 2026 (iOS 1.2026.146)

  • Optional Face ID or passcode lock for Codex

  • New settings screen for Queue/Steer default follow-up behavior and line wrapping toggle

  • Added support for connecting to Windows machines over SSH

  • Added /side <prompt> to start side conversation with initial question

#### June 1, 2026

  • Codex can now use Amazon Bedrock models — configure Amazon Bedrock as model provider for local Codex with AWS-managed authentication

  • Terminal placement controls: Added Default terminal location in General settings (bottom vs right panel)

OpenCode (opencode-ai/opencode)

Latest Release: v1.15.13 (May 30, 2026)

#### Core
  • Gateway Anthropic Opus 4.7+ adaptive reasoning now keeps summarized thinking instead of returning empty thinking blocks
  • Sessions can now store custom metadata through API and SDK
  • Config now loads from opened location upward for directory-specific settings and provider policies

#### TUI

  • Wrapped inline tool rows now stay aligned; failed inline tools can expand error details in place

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