Every AI word · Explained
Every benchmark, chip, memory type, concept, company and model family · with live BenchGecko data under the definitions that have it. The AI glossary built on BenchGecko data.
Learning paths
Curated sequences that tell a story. Each path walks you through 6 to 7 terms in order.
The AI Bubble Explained
Seven terms that decode whether AI is overpriced, fairly priced, or criminally underpriced. Read in order.
Pick an AI Model
Six terms to go from "I need an AI" to "here is the cheapest model that meets my spec."
From Sand to Model
The AI supply chain in 7 terms · foundry, memory, chip, system, training, inference, pricing.
What is GenAI · for normies
Zero jargon. Six terms to sound smart at a dinner party.
The Reasoning Era
How reasoning models changed what an answer costs.
Why AI is Expensive
Six terms for the angry question at the VC meeting.
13 categories
Benchmarks
47How models are measured · SWE-bench, GPQA, MMLU.
Chips
25Every AI accelerator · H100, B200, MI300X, TPU, Trainium.
Memory
13HBM, DDR, NAND · the bandwidth behind every model.
Model families
7GPT, Claude, Gemini, Llama, Qwen, DeepSeek.
Companies
70Labs, clouds, and startups building the stack.
Foundry
4TSMC, Samsung, Intel · where silicon gets made.
Systems
10DGX, NVL72, Colossus, Aurora · rack-scale builds.
Concepts
42MoE, RAG, reasoning, quantization, tokens, agents.
Pricing
18Input, output, cache, arbitrage, free tiers.
Economy
15Market cap, P/S, bubble index, funding rounds.
Agents
34Claude Code, Codex, Cursor, Cline, MCP.
Compliance
6SOC 2, FedRAMP, GDPR, data residency.
People
15Researchers and founders shaping AI.
Fresh terms
The date after which a model has no training data, so it does not know about later events.
Extra computation a model spends while answering, for example reasoning tokens, to get better results.
When a model served under the same name starts behaving differently over time.
The extra tokens, and cost, needed to write the same text in some languages compared with English.
Asynchronous model calls processed within a time window at a lower price than real-time calls.
Using a language model to grade other models' answers against a rubric.
Agents that operate a computer interface: read the screen, move the mouse, click and type.
Agent2Agent, an open protocol for AI agents to discover and talk to other agents.