The Best Vector Databases for AI in 2026, Ranked by What AI Actually Recommends
Which vector databases AI models actually name, measured across 15 buying questions and 32 cited sources.
The Best RAG Frameworks in 2026, Ranked by What AI Actually Recommends
Measured, not tested: which RAG frameworks AI models name across 15 buying questions and 34 cited sources.
The Best Open Source LLMs in 2026, Ranked by What AI Actually Recommends
Which open models AI recommends, and the surprising fact that none of the model makers own the conversation. 15 questions, 45 sources.
The Best Email APIs for Developers in 2026, Ranked by What AI Actually Recommends
Which email APIs AI models name for developers, and what the source list reveals about how they got there. 15 questions, 25 sources.
The Best AI Web Search APIs in 2026, Ranked by What AI Actually Recommends
Which search APIs AI models name for developers building grounded applications. 15 questions, 31 cited sources.
The 15 Best AI Visibility Tools in 2026, Ranked by What AI Actually Recommends
We didn't test these tools. We measured which ones AI models name when real buyers ask, across 15 buying questions and 37 cited sources.
The Best AI Coding Agents in 2026, Ranked by What AI Actually Recommends
We didn't test them. We measured which coding agents AI models name when developers ask, across 15 buying questions and 41 cited sources.
The Best AI Agent Frameworks in 2026, Ranked by What AI Actually Recommends
Which agent frameworks AI models name, across 15 buying questions and 46 cited sources — the widest source list we measured.
Insights
What AI models actually cite
Measured, not guessed. Every piece here is built from real grounded-search runs, with the questions asked and the sources returned shown in full.