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/2026-06-13Advanced

Claude API Python Advanced Cookbook: 20 Production Patterns You'll Actually Use

20 battle-tested Python patterns for the Claude API—retry logic, parallel processing, cost optimization, testing, and monitoring. Copy-paste ready code recipes.

Claude AI/2026-04-09Intermediate

Fixing Claude Extended Thinking When It Stops, Times Out, or Loops

Extended Thinking stopping mid-process, hitting timeouts, or consuming unexpected costs? This guide covers root causes, correct budget_tokens configuration, streaming patterns, retry handling, and cost optimization strategies.

API & SDK/2026-03-24Intermediate

Claude API Usage & Cost API: Programmatic Cost Monitoring and Optimization

Learn how to use Anthropic's Usage & Cost Admin API to programmatically monitor, analyze, and optimize your Claude API spending with practical code examples.

API & SDK/2026-03-09Intermediate

Claude API Rate Limits — Designing Automation That Doesn't Stall on 429s

Understand how Claude API rate limits (RPM, TPM, TPD) work, and learn practical patterns — token optimization, request queuing, batch processing, and Retry-After-aware retries — drawn from running multiple sites on automation.