upstream: claude code updates 2026-03-18

[github-actions]

upstream changes detected

sources: anthropic/changelog, anthropic/official-docs, anthropics/claude-code, competitor/gemini, competitor/openai_codex, marckrenn/claude-code-changelog, shanraisshan/claude-code-best-practice, trending
changes found: 31
files edited: 7

what changed upstream

• [release] v2.1.78 (link)
• [release] v2.1.77 (link)
• [commit] added tips (link)
• [commit] added codex hooks (link)
• [commit] renamed Other Best Practices to Other Repos, added claude-code-voice-hooks and codex-cli-voice-hooks with mascots (link)
• [commit] added other best practice section (link)
• [commit] updated workflow diagram (link)
• [commit] v2.1.77 (link)
• [commit] updated last updated badge to Mar 16, 2026 7:36 PM PKT and reverted stars to dynamic badge (link)
• [commit] update README: refresh star counts, move gstack to hot, show exact star badge (link)
• [commit] added hyperlinks (link)
• [commit] settings report v2.1.76: add 4 settings, 23 env vars, permission syntax, and 14 verification rules (link)
• [commit] Update prompt to version 2.1.78 (link)
• [commit] Update prompt to version 2.1.77 (link)
• [changelog] Claude Code changelog updated (link)
• [docs_change] Official Claude Code docs updated (link)
• [competitor_release] openai_codex: 0.116.0-alpha.6 (link)
• [competitor_release] openai_codex: 0.116.0-alpha.5 (link)
• [competitor_release] openai_codex: 0.116.0-alpha.4 (link)
• [competitor_release] openai_codex: 0.116.0-alpha.3 (link)
• [competitor_release] openai_codex: 0.116.0-alpha.2 (link)
• [competitor_release] openai_codex: 0.115.0 (link)
• [competitor_release] openai_codex: 0.116.0-alpha.1 (link)
• [competitor_release] openai_codex: 0.115.0-alpha.27 (link)
• [competitor_release] openai_codex: 0.115.0-alpha.26 (link)
• [competitor_release] openai_codex: 0.115.0-alpha.25 (link)
• [competitor_release] gemini: Release v0.35.0-preview.1 (link)
• [competitor_release] gemini: Release v0.34.0 (link)
• [competitor_release] gemini: Release v0.34.0-preview.4 (link)
• [competitor_release] gemini: Release v0.33.2 (link)
• [trending_repo] shareAI-lab/learn-claude-code (31208 stars) (link)

proposed edits

• docs/hooks-guide.md: v2.1.78 added StopFailure hook event for API error handling
• docs/plugin-creation.md: v2.1.78 added support for agents, skills, and commands in plugin.json with effort/maxTurns frontmatter
• docs/plugin-creation.md: v2.1.78 added ${CLAUDE_PLUGIN_DATA} variable for plugin persistent state
• docs/agent-teams.md: v2.1.78 added effort/maxTurns/disallowedTools frontmatter support for agents
• docs/glossary.md: add effort level to glossary
• docs/troubleshooting.md: v2.1.78 changed silent sandbox disable to visible warning
• docs/guide.md: v2.1.78 added plugin persistent data feature
• docs/cost-analysis.md: v2.1.78 increased output token limits for opus and sonnet models

review checklist

• check the diff -- does the voice match?
• verify any version numbers or pricing mentioned
• add your own perspective where useful
• merge when ready, or close if not useful

auto-generated by upstream-watcher. edit freely before merging.