CLAUDE LABJP
2.1.278 — The auto mode classifier now runs server-side by default on the Claude API, Enterprise, Bedrock, Vertex and Foundry. You are not billed for the classifier, and /status gained an Auto mode server lineTASKOUT — The TaskOutput tool is gone. taskOutputMaxChars and TASK_MAX_OUTPUT_LENGTH no longer do anything, and background output is read with Read instead10/07 — The old management-configuration key spellings are accepted until noon PT on October 7, seventeen days from now. After that, entries that still use them stop working until you rewrite themBUNPANIC — Reports are coming in of the newest build crashing on launch alone. Earlier builds still run on the same machine, which points at the release rather than the environmentNEW — Deciding what belongs in Cowork and what belongs in Claude Code, using the approval boundary as the lineSONNET4.5 — A date in a deprecation table is a floor, not an end date. Sonnet 4.5 is still active and no deprecation notice has been posted2.1.278 — The auto mode classifier now runs server-side by default on the Claude API, Enterprise, Bedrock, Vertex and Foundry. You are not billed for the classifier, and /status gained an Auto mode server lineTASKOUT — The TaskOutput tool is gone. taskOutputMaxChars and TASK_MAX_OUTPUT_LENGTH no longer do anything, and background output is read with Read instead10/07 — The old management-configuration key spellings are accepted until noon PT on October 7, seventeen days from now. After that, entries that still use them stop working until you rewrite themBUNPANIC — Reports are coming in of the newest build crashing on launch alone. Earlier builds still run on the same machine, which points at the release rather than the environmentNEW — Deciding what belongs in Cowork and what belongs in Claude Code, using the approval boundary as the lineSONNET4.5 — A date in a deprecation table is a floor, not an end date. Sonnet 4.5 is still active and no deprecation notice has been posted
ARTICLES

All Articles

All (872) Claude AI (141) Claude Code (371) Cowork (63) API & SDK (297)
Cowork/2026-06-04Advanced

Where the human still has to press the button — lessons from delegating ad ops to Cowork

From actually delegating repetitive ad operations — AdMob bidding-partner sign-ups and floor tuning — to Cowork, here is the boundary I found between what AI can fully own and the single moves a human still has to make by hand.

Cowork/2026-06-03Intermediate

Rebalancing Interstitial Frequency in a Wallpaper App: Three Weeks of Trading Revenue Against Retention

I spent three weeks tuning only the interstitial frequency in a wallpaper app, watching where AdMob eCPM and next-day retention meet. Here is the quiet, unglamorous adjustment that actually moved things, with Claude in Chrome reading the dashboards alongside me each morning.

Cowork/2026-05-30Advanced

Localizing an App Store Screenshot PSD into 15 Languages Overnight with Cowork

A work log of localizing the store screenshots for the Android wallpaper app 'Beautiful Wallpapers' into many languages with Cowork: extracting text with psd-tools, pouring translations into layer names, and the real walls I hit with Thai and Korean glyphs.

Cowork/2026-05-29Intermediate

Three Weeks of Letting Claude in Chrome Tune My AdMob Mediation Priorities

I let Claude in Chrome handle the reordering of AdMob mediation priorities for three weeks. Here is how I set the threshold, the three prompt changes that actually mattered, the numbers, and the parts I deliberately kept under human control.

Cowork/2026-05-28Intermediate

Folding AdMob and Crashlytics into One Morning Check via Cowork Scheduled Tasks — Two-Week Notes

I had been checking AdMob fill rates and Crashlytics surges in two separate dashboards each morning. I folded them into a single Cowork scheduled task. Here are my two-week notes, with the numbers and the friction I ran into.

Cowork/2026-05-23Intermediate

When pip install Stops with externally-managed-environment in Cowork's Bash Sandbox — Three Patterns for PEP 668

Why pip install fails with externally-managed-environment in Cowork's Bash sandbox, and three practical fixes — --break-system-packages, venv, and pipx — written from real scheduled-task experience.

Cowork/2026-05-15Intermediate

git clone Fails in Cowork Scheduled Tasks — Diagnosing /tmp Permission Errors and Disk Space Issues

When git clone fails with Permission denied or No space left on device inside a Cowork VM, the cause is usually subdirectory ownership under /tmp. Here is how to detect it correctly, plus two real bugs hiding in the usual workaround code.

Cowork/2026-05-06Intermediate

Claude in Chrome Not Working? A Practical Troubleshooting Guide

Buttons that do nothing, pages that never load, tasks that report success but change nothing. Symptom-by-symptom fixes, plus the 42-run log where adding waits and verification steps moved completion from 62% to 95%.

Cowork/2026-05-04Advanced

Why Cowork Scheduled Tasks Stop Mid-Run and How to Recover

Diagnose Cowork scheduled task failures using measured exit codes and real error output — why safe.directory delays failure instead of fixing it, how to pick a writable root before cloning, and how to structure logs with reason codes.

Cowork/2026-05-03Intermediate

Honest 6-Month Review of Claude Cowork — What Actually Worked for an Indie Developer

A candid 6-month review of Claude Cowork from an indie developer's perspective. Covers scheduled tasks, skills, and the memory system — what exceeded expectations, what was genuinely painful, and the hard-won lessons that changed how I use AI automation.

Cowork/2026-05-03Intermediate

Claude in Chrome × Google Sheets — Automate Repetitive Tasks with Apps Script

A practical guide to generating and running Google Sheets Apps Script with Claude in Chrome. No programming experience required — automate data cleanup, aggregation, and conditional formatting in minutes.

Cowork/2026-04-30Intermediate

Codify Your Writing Voice as a Cowork Skill: A Personal Brand Style Guide Pattern

How to capture your own writing voice — vocabulary, rhythm, structural quirks — as a Cowork Skill, using a three-step loop of observation, SKILL.md authoring, and falsification testing.