https://zerofriktion.com/blog Essays on AI agents, custom software, mobile apps, and workflow automation from Zero Friktion, a New York AI agency. en-US https://zerofriktion.com/blog/how-long-to-build-an-ai-agent https://zerofriktion.com/blog/how-long-to-build-an-ai-agent Wed, 06 May 2026 09:00:00 GMT The honest answer for US teams thinking about AI agent development — from a 2-day mapping sprint to production-ready systems in 4–6 weeks. https://zerofriktion.com/blog/ai-agent-vs-ai-copilot https://zerofriktion.com/blog/ai-agent-vs-ai-copilot Wed, 22 Apr 2026 09:00:00 GMT The terms get used interchangeably in vendor decks. They shouldn't be. A practical decision framework for picking between an autonomous AI agent and a human-in-the-loop copilot. https://zerofriktion.com/blog/fractional-cto-vs-ai-agency https://zerofriktion.com/blog/fractional-cto-vs-ai-agency Wed, 08 Apr 2026 09:00:00 GMT Both can ship the same software. The question is who owns the technical decisions, the hiring plan, and the long-term architecture.