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PieBox チームによる技術インサイト、製品アップデート、エンジニアリングストーリー。
May 30, 2026PieBox Team
From the Codex Paradigm to Product Delivery: What PieBox Built
PieBox deeply studied the Codex paradigm and other open-source Coding Agents, but we rewrote the model layer, added deployment, and built an API Hub service marketplace. Here's what we built and why.
codexarchitecturedeepseekagent
May 29, 2026PieBox Team
5 Hard Lessons from Building an AI Coding Agent
After a year of building an AI coding agent, we've accumulated more battle scars than features. Here are 5 lessons paid for in real engineering hours.
engineeringlessonsagentarchitecture
May 28, 2026PieBox Team
Skills: Designing a 'Professional Certification' System for AI Agents
A Skill isn't a prompt template. It's a mechanism that lets an agent switch its thinking mode and behavioral boundaries for specific scenarios — and know when to switch back.
skillsdesignagentarchitecture
May 20, 2026PieBox Team
Building an AI Coding Agent: 5 Key Design Decisions
From first principles, we share the core design decisions behind PieBox's AI coding agent — from tool orchestration to context management.
aiagentarchitecture