11 Days, 64 AIs, 530K Lines of Code: A Complete Engineering Retrospective on Rewriting Bun from Zig to Rust
Jarred Sumner used Claude Fable 5 and 50 dynamic workflows to rewrite 535,496 lines of Zig into Rust in 11 …
#Agent
Stop Teaching AI to Code Step by Step: The Claude Code Team's #1 Advice Is 'Give It Back Its Judgment'
The counterintuitive advice from the Claude Code team at AIE 2026: don't tell Fable when to write tests — let …
Newer Claude Models Are Worse at Using Your Tools: An Engineering Trap of RL Training Backfire
Armin discovered that Opus 4.8 and Sonnet 5 are actually more error-prone than older models when calling Pi's …
SOTA on Paper, Engineering Traps in Production: Claude Opus 5's Hidden Risks
Claude Opus 5 tops Frontier-Bench and CursorBench at half the price of Fable 5. We look past the benchmarks to …
Agent Clusters - When AI Starts 'Forming Squads'
Deep dive into Claude Code's multi-Agent architecture: three spawning methods - sub-Agents, Fork mode, and …
Hello World Agent: A Complete Minimal Runnable Agent Example
Build a complete Hello World Agent from scratch, with line-by-line code explanation, running and debugging, …
Agent Core Concepts: Model, Tool, Instruction — The Three Pillars
Deep understanding of Agent's three elements in ADK Go: Model (model), Tool (tools), Instruction …
Sub-Agents vs Agent Teams: The Architecture Decision That Can Wreck Your System
The real question is how to choose between Sub-Agents and Agent Teams. Most people immediately think of …
OpenClaw Multi-Bot Team Collaboration: Three Architecture Patterns Compared
Build multiple independent Telegram Bots into a collaborative Agent team. This article covers three …
OpenAI Finally Reveals Codex's Core: The Counterintuitive Design That Shocked Me
Last night, an OpenAI engineer exposed Codex's agent loop completely. Now I understand why they dare to open …