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.

Zoom Alternatives in 2026: Google Meet, Microsoft Teams, Webex, GoTo Meeting, Whereby, Jitsi Meet and Livestorm

Zoom Alternatives in 2026: Google Meet, Microsoft Teams, Webex, GoTo Meeting, Whereby, Jitsi Meet and Livestorm

Compare Google Meet, Microsoft Teams, Webex, GoTo Meeting, Whereby, Jitsi Meet and Livestorm by meeting limits, AI notes and fit.

Nov 9, 2026Business

The lanes.Pick the one you came for.

300–323 / 1119
KV Cache Explained: Prefill, Decode and Prompt Caching

KV Cache Explained: Prefill, Decode and Prompt Caching

Understand KV cache in LLM inference, prefill vs decode, memory growth and prompt caching across Anthropic, OpenAI, Google and vLLM.Oct 15, 2026Build
DSPy Explained: Signatures, Modules and Prompt Optimization

DSPy Explained: Signatures, Modules and Prompt Optimization

Understand DSPy signatures, modules and optimizers, try the current docs example, and decide when measured prompt optimization is worth the work.Oct 15, 2026Build
Agent Skills: How One Folder Works Across AI Tools

Agent Skills: How One Folder Works Across AI Tools

Agent Skills explained: the SKILL.md standard, verified tool support, a portable weekly-report example, context overhead and security boundaries.Oct 15, 2026Build
Julius AI: Review

Julius AI: Review

Julius AI reviewed for spreadsheets, databases and business reporting, with current features, notebook changes, security limits and alternatives.Oct 15, 2026AI
Best Embedding Models in 2026: Gemini, OpenAI, Voyage, Cohere, Qwen and BGE Compared

Best Embedding Models in 2026: Gemini, OpenAI, Voyage, Cohere, Qwen and BGE Compared

Compare Gemini, OpenAI, Voyage, Cohere and open embedding models by retrieval fit, languages, deployment and migration work.Oct 15, 2026Build
Napkin AI: Text to Visuals

Napkin AI: Text to Visuals

Napkin AI reviewed for proposals, posts and reports: diagrams, Slides, editing, export limits, commercial use and client data.Oct 15, 2026Design
Small Language Models: What They Are and When to Use Them

Small Language Models: What They Are and When to Use Them

Understand small language models, their limits and five practical jobs. Compare current model sizes and licences, then run one locally or via an API.Oct 14, 2026AI
LLMs TXT Explained: Who Reads llms.txt and Is It Worth It?

LLMs TXT Explained: Who Reads llms.txt and Is It Worth It?

What llms.txt does, what OpenAI, Anthropic, Google and Perplexity document, plus a small-business template and server-log checks.Oct 14, 2026Business
LangSmith vs Langfuse

LangSmith vs Langfuse

Compare LangSmith and Langfuse for tracing, evaluations, datasets, prompts and self-hosting. Choose by framework fit and operational ownership.Oct 14, 2026Build
Descript vs Riverside: Record, Edit, or Use Both?

Descript vs Riverside: Record, Edit, or Use Both?

Choose Descript or Riverside for a company podcast or video series. Compare remote guests, AI editing, captions, team workflows and using both.Oct 14, 2026Design
OpenAI AgentKit: Shutdown Dates and Migration Guide

OpenAI AgentKit: Shutdown Dates and Migration Guide

What survives AgentKit, what shuts down, and how to migrate Agent Builder, ChatKit backends, evals, and prompt objects before the 2026 deadlines.Oct 14, 2026Build
Is Gemini Free? What the $0 Plan Includes

Is Gemini Free? What the $0 Plan Includes

Yes. See Gemini's free features, Auto model selection, context limits, paid upgrades and separate API free tier, verified against Google.Oct 14, 2026AI
Gemini 4 Argon vs Opus 5.5

Gemini 4 Argon vs Opus 5.5

Compare Gemini 4 Argon and Opus 5.5 on coding, research, access and limits, with the same jobs priced at Argon’s intro and December rates.Oct 14, 2026AI
How to Use NotebookLM

How to Use NotebookLM

Turn your documents into cited answers and business briefs with NotebookLM. Current plans, source limits, Studio outputs and five practical workflows.Oct 14, 2026AI
Base44 Alternatives 2026: Lovable, Bolt, Replit, v0, Emergent, Blink and Whacka

Base44 Alternatives 2026: Lovable, Bolt, Replit, v0, Emergent, Blink and Whacka

Compare Lovable, Bolt, Replit, v0, Emergent, Blink and Whacka on current pricing, code export, databases, hosting and mobile apps.Oct 14, 2026Build
What Is Agentic AI? A Business Owner's Guide

What Is Agentic AI? A Business Owner's Guide

Agentic AI explained with five product examples, chatbot and workflow differences, business uses, costs, and questions to ask vendors.Oct 14, 2026AI
vLLM vs SGLang

vLLM vs SGLang

Compare vLLM and SGLang for agents and RAG: current releases, hardware, caching, JSON, LoRA, deployment and GPU cost calculations.Oct 14, 2026Build
Framer AI?

Framer AI?

Framer AI reviewed from current docs: editable site generation, agents, CMS, forms, translation, exact pricing and who should choose Webflow or Lovable.Oct 14, 2026Design
Enterprise AI Agents 2026: Gemini Enterprise, Copilot Studio, ChatGPT Work, Claude Enterprise, Agentforce and Airia (Compared)

Enterprise AI Agents 2026: Gemini Enterprise, Copilot Studio, ChatGPT Work, Claude Enterprise, Agentforce and Airia (Compared)

Compare six enterprise AI agent platforms by stack, connectors, building tools, permissions, audit logs, approvals, retention and verified pricing.Oct 14, 2026AI
Agentic Commerce: What Store Owners Should Do Now

Agentic Commerce: What Store Owners Should Do Now

What agentic commerce means for your store: OpenAI ACP, Google AP2 and UCP, Shopify eligibility, payment requirements and a five-step checklist.Oct 13, 2026Business
LlamaIndex vs LangChain

LlamaIndex vs LangChain

Choose LlamaIndex or LangChain for RAG and agents: current versions, MIT licences, short Python examples, paid-service costs and when to combine both.Oct 13, 2026Build
Grok vs Claude

Grok vs Claude

Grok vs Claude for founders: current models, plans, API costs, coding agents, live research, context windows and business data policies.Oct 13, 2026AI
AI Phone System 2026: Weave, CloudTalk, KrispCall, Calilio, RingCentral, Nextiva & Dialpad (Compared)

AI Phone System 2026: Weave, CloudTalk, KrispCall, Calilio, RingCentral, Nextiva & Dialpad (Compared)

Compare Weave, CloudTalk, KrispCall, Calilio, RingCentral, Nextiva and Dialpad: verified AI features, plan prices, countries and CRM limits.Oct 13, 2026Business
Ideogram AI

Ideogram AI

Is Ideogram AI worth keeping for text in images? Compare 4.5 editing, current plans, direct API costs, commercial terms and practical limits.Oct 13, 2026Design

Prefer this site in Google

Add as a preferred sourceon Google

Mark omidsaffari.com as preferred and Google lifts it in Top Stories, AI Overviews and AI Mode for you.

Newsletter

One letter, every Sunday.Working systems, not hot takes.

Weekly. No spam. Unsubscribe anytime.