Agent Changelog

AgentLog >Briefs

Raw release notes translated into developer impact. Know what changed and how it affects your workflow.

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2.1.683/4/2026
claude-code@cmdbrief:~$cat claude_code_2.1.68.log

Opus 4.6 now defaults to medium effort for Max and Team subscribers. Medium effort works well for most tasks — it's the sweet spot between speed and thoroughness. You can change this anytime with `/model`

impactClaude Code users.
status
Breaking
changes
  • >Opus 4.6 now defaults to medium effort for Max and Team subscribers. Medium effort works well for most tasks — it's the sweet spot between speed and thoroughness. You can change this anytime with `/model`
  • >Re-introduced the "ultrathink" keyword to enable high effort for the next turn
  • >Removed Opus 4 and 4.1 from Claude Code on the first-party API — users with these models pinned are automatically moved to Opus 4.6
./read-full-brief.sh
v0.32.13/4/2026
gemini-cli@cmdbrief:~$cat release_v0.32.1.log

fix(patch): cherry-pick 0659ad1 to release/v0.32.0-pr-21042 to patch version v0.32.0 and create version 0.32.1

impactGemini CLI users.
status
Safe
changes
  • >fix(patch): cherry-pick 0659ad1 to release/v0.32.0-pr-21042 to patch version v0.32.0 and create version 0.32.1
./read-full-brief.sh
2.1.643/4/2026
claude-code@cmdbrief:~$cat claude_code_2.1.64.log

Added persistent session support to `claude server`: connections with a `session_key` survive WebSocket disconnects and can be resumed across server restarts. New flags: `--workspace`, `--idle-timeout`, `--max-sessions`

impactClaude Code users.
status
Risky
changes
  • >Added persistent session support to `claude server`: connections with a `session_key` survive WebSocket disconnects and can be resumed across server restarts. New flags: `--workspace`, `--idle-timeout`, `--max-sessions`
  • >Added `claude remote-control server` for hosting multiple concurrent sessions with worktree or same-dir isolation
  • >Added optional name argument to `/remote-control` and `claude remote-control` (`/remote-control My Project` or `--name "My Project"`) to set a custom session title visible in claude.ai/code
  • [ ... view all 62 changes ]
./read-full-brief.sh
v0.32.03/3/2026
gemini-cli@cmdbrief:~$cat release_v0.32.0.log

feat(plan): add integration tests for plan mode

impactGemini CLI users.
status
Safe
changes
  • >feat(plan): add integration tests for plan mode
  • >fix(acp): update auth handshake to spec
  • >feat(core): implement robust A2A streaming reassembly and fix task continuity
  • [ ... view all 78 changes ]
./read-full-brief.sh
rust-v0.107.03/2/2026
openai-codex@cmdbrief:~$cat 0.107.0.log

You can now fork a thread into sub-agents, making it easier to branch work without leaving the current conversation. (#12499)

impactOpenAI Codex users.
status
Safe
changes
  • >You can now fork a thread into sub-agents, making it easier to branch work without leaving the current conversation. (#12499)
  • >Realtime voice sessions now let you pick microphone and speaker devices, persist those choices, and send audio in a format better aligned with transcription. (#12849, #12850, #13030)
  • >Custom tools can now return multimodal output, including structured content like images, instead of being limited to plain text. (#12948)
  • [ ... view all 65 changes ]
./read-full-brief.sh
2.1.632/28/2026
claude-code@cmdbrief:~$cat claude_code_2.1.63.log

Added `/simplify` and `/batch` bundled slash commands

impactClaude Code users.
status
Safe
changes
  • >Added `/simplify` and `/batch` bundled slash commands
  • >Fixed local slash command output like /cost appearing as user-sent messages instead of system messages in the UI
  • >Project configs & auto memory now shared across git worktrees of the same repository
  • [ ... view all 26 changes ]
./read-full-brief.sh
v0.30.12/27/2026
gemini-cli@cmdbrief:~$cat release_v0.30.1.log

fix(patch): cherry-pick 58df1c6 to release/v0.30.0-pr-20374 [CONFLICTS]

impactGemini CLI users.
status
Safe
changes
  • >fix(patch): cherry-pick 58df1c6 to release/v0.30.0-pr-20374 [CONFLICTS]
./read-full-brief.sh
help.md
$cat agentlog --info

Daily watch list for terminal agents. We monitor breaking changes from Claude, Gemini, OpenAI, and more.

leveldescription
BREAKING- Needs attention
RISKY- Side effects
SAFE- Backward-comp
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