Build logs, guides, and field notes

What shipped, what broke, and what it really cost — from running production AI systems.

Latest articlesWhat shipped, what broke, and what it really cost — from running production AI systems.

Perplexity vs Grok

Perplexity vs Grok

Perplexity for sourced work research, Grok for live X discussion. Compare reasoning, free access, current subscriptions and team controls.

Nov 8, 2026AI

The lanes.Pick the one you came for.

156–179 / 1109
Tree of Thoughts Prompting: When to Use It

Tree of Thoughts Prompting: When to Use It

Learn how Tree of Thoughts branches, evaluates and prunes, how it differs from chain-of-thought, and when extra model calls earn their place.Oct 24, 2026Build
Agent Loop: Model Calls, Tools and Stop Conditions

Agent Loop: Model Calls, Tools and Stop Conditions

Follow the agent loop from model call to tools and observation. Learn the stop conditions, framework controls and fixes for stalled runs.Oct 24, 2026Build
Agentic Coding: How It Works and How Much to Delegate

Agentic Coding: How It Works and How Much to Delegate

Understand agentic coding, how Claude Code, Codex, Cursor and Copilot work, and where specs, permissions, tests and review limit delegation.Oct 24, 2026Build
Context Rot: Why Long Chats Degrade and How to Fix It

Context Rot: Why Long Chats Degrade and How to Fix It

Why agents lose accuracy before the context window fills, what Chroma's study shows, and how to use compaction, retrieval and clean contexts.Oct 24, 2026Build
Hybrid Search: BM25, Vectors and a Recall Test

Hybrid Search: BM25, Vectors and a Recall Test

Combine BM25 and vector search with RRF or weighted scores. Add hybrid retrieval in your existing store and measure recall on labelled queries.Oct 24, 2026Build
Mixture of Experts Explained: Active vs Total Parameters

Mixture of Experts Explained: Active vs Total Parameters

Understand MoE routers, experts and active vs total parameters, with maker-sourced examples and practical rules for API use and self-hosting.Oct 24, 2026Build
ChatGPT Watermark: What textGrain Means for Your Documents

ChatGPT Watermark: What textGrain Means for Your Documents

Does ChatGPT watermark text? See where textGrain applies, who can detect it, and what it means for company documents and client work.Oct 24, 2026AI
Kimi K3.1 Pro: What Changes and Who Should Switch

Kimi K3.1 Pro: What Changes and Who Should Switch

Kimi K3.1 Pro explained: what changed from K3, where it runs, what the benchmarks establish, and when a work trial justifies switching.Oct 24, 2026AI
AI ROI: How to Measure Costs, Savings and Payback

AI ROI: How to Measure Costs, Savings and Payback

Measure AI ROI with a workflow baseline, full costs and payback. A worked support example separates cash saved from staff capacity.Oct 24, 2026AI
Skool vs Circle

Skool vs Circle

Skool vs Circle for paid communities: compare courses, branding, automation, live events and migration, then choose for your business.Oct 24, 2026Business
Reclaim AI Review

Reclaim AI Review

Can Reclaim protect focus and habits on a meeting-heavy calendar? Current features, limits, mobile access and a practical team pilot verdict.Oct 24, 2026AI
Viktor AI Review

Viktor AI Review

What Viktor can handle across a working week, how permissions and approvals work, and where a founder or operations lead still needs to step in.Oct 24, 2026AI
Eval Driven Development: A Practical Loop for LLM Changes

Eval Driven Development: A Practical Loop for LLM Changes

Learn eval driven development with a 20-case example: define checks, record a baseline, change one thing, and gate the release on the rerun.Oct 24, 2026Build
Tokens per Second: How to Measure LLM Output Speed

Tokens per Second: How to Measure LLM Output Speed

Understand LLM tokens per second, first-token delay and end-to-end latency, then measure your own streamed response.Oct 24, 2026Build
Physical AI: What It Is and What Operators Can Use Today

Physical AI: What It Is and What Operators Can Use Today

Understand physical AI, what NVIDIA and Google offer today, where pilots end, and how to start with simulation before committing to robots.Oct 23, 2026AI
LLMOps: What It Is and What to Put in Place First

LLMOps: What It Is and What to Put in Place First

What LLMOps covers, how it differs from MLOps, and the release, evaluation, tracing and incident controls a production team needs first.Oct 23, 2026Build
Superlist Review

Superlist Review

Superlist review for founders: tasks beside notes, team sharing, AI features, candid limitations, and the workflow to test before paying.Oct 23, 2026Business
On Device AI: What Can Run on Staff Laptops and Phones

On Device AI: What Can Run on Staff Laptops and Phones

What on-device AI can run on staff laptops and phones, with current hardware needs, useful tasks, privacy boundaries and when to use the cloud.Oct 23, 2026AI
SE Ranking vs Semrush in 2026

SE Ranking vs Semrush in 2026

SE Ranking vs Semrush for founders and small agencies: daily tracking, research, audits, client reporting and the AI visibility limits that decide the fit.Oct 23, 2026Business
Structured Outputs: OpenAI, Claude and Gemini Explained

Structured Outputs: OpenAI, Claude and Gemini Explained

Understand structured outputs across OpenAI, Claude and Gemini, with schema limits, invoice extraction, validation, retries and streaming.Oct 23, 2026Build
Arc Browser Alternatives 2026: Dia, Zen, Vivaldi, Microsoft Edge and Chrome

Arc Browser Alternatives 2026: Dia, Zen, Vivaldi, Microsoft Edge and Chrome

Compare Dia, Zen, Vivaldi, Edge and Chrome, with Arc export paths, platform limits and a client-by-client move before December 22.Oct 23, 2026AI
Anthropic vs OpenAI: Which AI Vendor Fits Your Company?

Anthropic vs OpenAI: Which AI Vendor Fits Your Company?

Compare Anthropic and OpenAI for your company: models, business plans, API rates, data terms, work agents and cloud deployment.Oct 23, 2026AI
AI Readiness Assessment: A One-Page Checklist for Small Business

AI Readiness Assessment: A One-Page Checklist for Small Business

Score 15 questions, work through a 40-person services firm example, and choose your next 90 days with this one-page AI readiness assessment.Oct 23, 2026AI
AI Prototyping Tools 2026: Magic Patterns, Figma Make, v0, Lovable, Google Stitch, Claude Design and Bolt (Compared)

AI Prototyping Tools 2026: Magic Patterns, Figma Make, v0, Lovable, Google Stitch, Claude Design and Bolt (Compared)

Compare AI prototyping tools for clickable flows, design-system reuse and code handoff, with current pricing and a shared onboarding brief.Oct 23, 2026Design

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