The Build Log

Real-world notes for founders navigating the messy road from idea to launched product.

Sep 11, 202515 min read

The No-Code AI Agent Buyer's Guide: Matching Platforms to Your Use Case

No-code AI agent platforms promise to build AI features without code. Some deliver. Most don't. Here's how to match your use case to the right platform and know when you need custom development instead.

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Beyond the OpenAI Wrapper: 5 Ways to Build a Defensible AI Product

AI Development

Sep 2, 202518 min read

Beyond the OpenAI Wrapper: 5 Ways to Build a Defensible AI Product

OpenAI will add your feature to ChatGPT and kill your startup. Unless you build a real moat. Here are five strategies that create defensible AI products, not wrappers.

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Fine-Tuning vs Prompt Engineering vs RAG: A Decision Tree for Your AI Feature

AI Development

Aug 31, 202515 min read

Fine-Tuning vs Prompt Engineering vs RAG: A Decision Tree for Your AI Feature

Most teams pick the wrong approach and waste months. Here's the decision framework: when to use prompt engineering, when to add RAG, and when fine-tuning actually makes sense.

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Validating Your AI Product Idea: A 2-Week Sprint Before You Build

AI Development

Aug 24, 202516 min read

Validating Your AI Product Idea: A 2-Week Sprint Before You Build

90-95% of AI initiatives fail to reach sustained production value. Don't be a statistic. Here's a 2-week validation sprint to find out if your AI product idea is worth building before you spend six months building it.

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The Hidden Costs of AI Chatbots: What to Really Budget for Customer Support AI

AI Development

Aug 19, 202514 min read

The Hidden Costs of AI Chatbots: What to Really Budget for Customer Support AI

You budgeted for API calls. You didn't budget for prompt engineering, monitoring, content moderation, and human escalation. Here's the real total cost of ownership for an enterprise AI chatbot.

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GPT-4 vs Claude vs Mistral vs LLaMA: A Founder's Decision Framework

AI Development

Aug 12, 202510 min read

GPT-4 vs Claude vs Mistral vs LLaMA: A Founder's Decision Framework

Choosing between GPT-4, Claude, Mistral, and LLaMA isn't about picking the 'best' model—it's about matching capabilities to your business needs and budget. Here's the decision framework that actually matters.

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From Prototype to Production: Scaling Your AI MVP Without Rebuilding

AI Development

Jul 5, 202516 min read

From Prototype to Production: Scaling Your AI MVP Without Rebuilding

Most AI prototypes fail to reach production. Learn the architectural patterns, caching strategies, and scaling approaches that prevent costly rewrites.

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Test-Time Compute for Founders: Will o1 Change Your Product Strategy?

AI Development

Jun 19, 202515 min read

Test-Time Compute for Founders: Will o1 Change Your Product Strategy?

OpenAI's o1 doesn't just answer faster—it thinks harder. Here's what 'reasoning models' mean for product strategy, competitive advantage, and what to build next.

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The AI-Assisted Founder: Hybrid Skills for 2026

AI Development

May 22, 202524 min read

The AI-Assisted Founder: Hybrid Skills for 2026

Solo founders with AI assistants now compete with 10-20 person teams. The new hybrid skills that matter more than pure technical expertise.

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