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- Claude CodeGoing around, but actuallyOct 8
Running every subagent on Haiku takes two env vars, not a --subagents flag
Two posts on X, 10,000 likes between them, call this an "official Anthropic tip": claude --advisor opus --subagents hai…
- Claude Code✓ Confirmed in official docsOct 8
Session logs keep your prompts and file contents in full; if a machine was ever exposed, run claude purge
The hacker behind the Korean bank breaches, described in CrowdStrike's October 8 report, had directory listing enabled…
- Claude Code✓ Confirmed in official docsOct 8
Make a crashed hook block instead of pass: onFailure block
Until now, a hook that failed to start or timed out let the action through.
- Claude Code✓ Confirmed in official docsOct 7
@import in CLAUDE.md saves zero tokens; to slim it down, run /doctor prompt-audit
AGENTS.md and CLAUDE.md load in full at the start of every session and ride along on every turn.
- Claude Code✓ Confirmed in official docsOct 7
Use Haiku 5.5 for the subagents that find files and read docs; keep edits on Sonnet or Opus
Anthropic's launch post draws the line itself.
- Claude Code✓ Confirmed in official docsOct 7
The creator of Claude Code has three prompting rules: what, how much effort, how to verify
Boris Cherny, who built Claude Code, posted on October 7 and got 13,000 likes.
- Claude Code✓ Confirmed in official docsOct 6
Give each subagent its own effort: low for exploring, high for verifying
Since v2.1.292 (October 6), Claude can pass an effort when it spawns a subagent.
- Claude Code✓ Confirmed in official docsOct 5
Attach to a background session by part of its name: claude attach, claude logs
Background sessions started with claude agents can be addressed by name since v2.1.290 (October 5).
- Claude Code✓ Confirmed in official docsOct 5
The skill pack that gained 7,000 stars this week: /grill-me interrogates your plan before you start
Matt Pocock's skills picked up 7,400 stars on GitHub's weekly trending list.
- Claude Code✓ Confirmed in official docsOct 2
A prompt cleared with Ctrl+C comes back with ↑, and you can cap how many code-review findings you get
Three small changes in v2.1.288 (October 2) that you'll use daily.
- Claude Code✓ Confirmed in official docsOct 2
Install Addy Osmani's 25 engineering skills with one command
Addy Osmani (ex-Google, now writing Claude Code guides on claude.dev) packaged his engineering workflow as 25 skills.
- Claude Code✓ Confirmed in official docsOct 1
Claude Code now has a built-in mod that watches your session and flags what you missed, one command to turn on
Since v2.1.287 (October 1), plugins can change Claude Code's UI and behavior through "Mods".
- Claude Code✓ Confirmed in official docsOct 1
Have Claude read your last 20 session logs and turn what you keep asking into mods
Claude Code keeps every session as .jsonl under ~/.claude/projects/<project/.