
How Does ChatGPT Choose Which Sources to Cite?
How ChatGPT and Perplexity pick citations: query rewriting, crawler-fed retrieval, ranking by authority and freshness, and why only some pages get cited.
What new AI models and tools can do, what they cost, how they compare, and how to run them yourself.

How ChatGPT and Perplexity pick citations: query rewriting, crawler-fed retrieval, ranking by authority and freshness, and why only some pages get cited.

HTTP header prompt injection hides instructions in response metadata that AI agents read. Learn how it works, how common it is, and a 6-step prevention checklist.

Ranking #1 on Google doesn't guarantee an AI citation. Learn what AEO is and which tactics work, based on Ahrefs and Princeton data on stats, structure and freshness.

Learn how to structure content so ChatGPT, Perplexity, and Google AI Overviews cite it, using answer-first sections, FAQs, and real citation data.

Withings now charges new accounts $99.99/year for Apple Health and Health Connect sync. See who is affected, what stays free, and why the change matters.

Learn how to run a local LLM for business: hardware tiers, 7B-30B model picks, Ollama and vLLM setup, and when owning GPUs beats paying API bills.

Learn how to track AI assistant traffic with GA4's AI Assistant channel, a custom source-only channel group, server log analysis, and bot verification.

AEO vs SEO compared: how SEO earns clicks, how AEO earns AI citations, five practical differences, click-data evidence, and a checklist.

Compare local LLM vs API cost with real numbers: break-even periods by model size, hardware TCO, utilization thresholds, and when owning GPUs beats renting tokens.

An AI skill file (SKILL.md) is a markdown folder of instructions an agent loads on demand. Learn the format, token costs, and how it compares to MCP servers.

Can you build a full-stack app with no cloud compute? We tested WebContainers, WebVM, Pyodide, HiGHS-js, and WebLLM to find what works and where it breaks.

AI-generated code fails security checks 45% of the time, Copilot repos leak secrets 40% more often, and shadow AI adds $670,000 to breach costs, per 2025 data.

Model size and compute effort are separate AI pricing dials. Learn the difference and how to cut API spend without losing capability.

Compare OpenAI API pricing with a $2,000 local GPU for agentic workloads. See break-even times, token costs, and when renting beats owning.

Learn what an LLM proxy is and how to set one up with LiteLLM to log prompts, tool calls, and spend from local AI agents like Ollama, Cline, and Continue.

Learn what happens when a registrar, court, or government seizes your domain, the three ways it occurs, UDRP disputes, and how to reduce the risk of losing it.

Compare the cost of building internal tools with AI coding agents against rising SaaS prices, and learn which tools to build and which to keep buying.

MCP shadow IT is when employees link personal AI accounts to Slack, Notion, and Gmail. See the data, the Asana leak, and how IT teams can respond.

Learn how to orchestrate planner, coder, reviewer, and tester AI agents: worktrees, file locking, quality gates, token costs, and where multi-agent setups fail.

Compare dense, MoE, reasoning, and state-space AI models for internal tools by cost per task, latency, self-hosting hardware needs, and governance.

Which software engineering skills matter when AI writes the code? Learn five: directing agents, verifying output, system design, governance, and ownership.

Build a competitor or market tracker with You.com's live web search API instead of paying $15K-$150K a year for Crayon, Klue, or Meltwater.

Learn how to monitor AI agents at work with a six-step framework: agent inventory, non-human identity, autonomy tiers, runtime logging, kill switches, and NIST/OWASP alignment.

DHS banned DeepSeek from 100+ federal agencies. See what running AI models locally costs, from a $6,000 CPU build to H100 clusters, and when it beats APIs.