Sungjae Lee
Founder & CEO of blex LLC. Editor overseeing Creeta's research and editorial process.
Checkpointing is where while-loop agents break
LangGraph checkpointing, human review, retries, and durable execution for loop-style agents.
Handoffs can turn one task into a 15x token bill
LangGraph multi-agent workflow guide to token usage tracing, state pruning, handoffs, and official docs.
The prompt is the smallest part of a coding agent
Claude Code agent architecture, harness control, execution loops, and minimal system prompt design explained.
Disabling thinking can 400 your Opus 5 calls
Claude Opus 5 API setup, Claude Code routing, benchmarks, cost controls, and Opus 4.1 fallback risks.
Agent Reach는 도구를 설치한 뒤 물러난다
Agent Reach CLI 설정, doctor 점검, GitHub, OpenCLI, Firecrawl, Jina Reader, Browserbase 비교.
Agent Reach installs the tools, then gets out of the way
Agent Reach CLI setup, doctor checks, GitHub, OpenCLI, Firecrawl, Jina Reader, and Browserbase compared.
Ego says 2.5x faster; the catch is your Mac
Ego Lite ego-browser skill setup, macOS limits, Space isolation, and logged-in agent workflows.