CLAUDE LABJP
FORK — Claude Code 2.1.212 changes what /fork does: it copies your conversation into a new background session with its own row in claude agents, so you can keep working. The old in-session subagent is now /subtaskLIMITS — WebSearch calls are now capped at 200 per session by default, and subagent spawns get the same 200 ceiling, so a runaway search or delegation loop stops on its ownMCPBG — MCP tool calls running past two minutes now move to the background automatically, keeping the session usable. Tune the threshold with CLAUDE_CODE_MCP_AUTO_BACKGROUND_MSPLANFIX — Fixed plan mode auto-running file-modifying Bash commands such as touch and rm without a permission prompt or an SDK canUseTool callbackSONNET5 — Claude Sonnet 5 is running on introductory pricing of $2 per million input tokens and $10 per million output. After August 31 it moves to $3 and $15IPO — Bankers are reportedly lining up investor meetings for Anthropic ahead of a possible public listing as soon as OctoberFORK — Claude Code 2.1.212 changes what /fork does: it copies your conversation into a new background session with its own row in claude agents, so you can keep working. The old in-session subagent is now /subtaskLIMITS — WebSearch calls are now capped at 200 per session by default, and subagent spawns get the same 200 ceiling, so a runaway search or delegation loop stops on its ownMCPBG — MCP tool calls running past two minutes now move to the background automatically, keeping the session usable. Tune the threshold with CLAUDE_CODE_MCP_AUTO_BACKGROUND_MSPLANFIX — Fixed plan mode auto-running file-modifying Bash commands such as touch and rm without a permission prompt or an SDK canUseTool callbackSONNET5 — Claude Sonnet 5 is running on introductory pricing of $2 per million input tokens and $10 per million output. After August 31 it moves to $3 and $15IPO — Bankers are reportedly lining up investor meetings for Anthropic ahead of a possible public listing as soon as October
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API & SDK/2026-06-19Advanced

When Your Claude × Playwright Browser Agent Fails While Reporting Success — Verifying Actions and Catching UI Drift

A vision-driven Claude + Playwright browser agent fails quietly: it reports success while nothing actually changed. Here is how to stop trusting self-reports, verify each action against the goal, and detect UI drift before it breaks you.

Claude Code/2026-05-05Advanced

BDD with Claude Code in Production— From Gherkin Scenario Generation to Cross-Team Test Culture

A production-ready guide to Behavior-Driven Development with Claude Code. Learn how to auto-generate Gherkin scenarios, implement step definitions, integrate with Playwright/Cucumber, and build a cross-team test culture — all with working code examples.

Claude Code/2026-03-28Advanced

Running Claude Code × Playwright E2E Tests in Production — Measured Numbers, Pitfalls, and Decision Criteria from 6 Sites

Implementation patterns for running E2E tests with Claude Code and Playwright in production, plus measured numbers from operating six sites in parallel: flaky-test rate 15.3% to 0.42%, Page Object generation 4 hours to 18 minutes. Includes the Cloudflare Workers and Pages preview deployment pitfalls, and a decision framework that indie developers can use to judge whether E2E tests are worth the investment.