AI Thinkers — Overview
The Four Expert Consultants
5 min read
The Four Expert Consultants
Claude is the careful philosopher, ChatGPT is the versatile generalist, Gemini is the multi-talented researcher, and Perplexity is the search specialist.
Each has strengths rooted in how they were built. Claude was designed with safety and reasoning depth. ChatGPT was built to be broadly capable and accessible. Gemini was engineered for multimodal intelligence across Google's ecosystem. Perplexity was built to search first, generate second. Knowing which to use is a skill in itself.
In Plain English
AI Thinkers are conversational AI models designed to reason, write, code, and answer questions. The major ones — Claude, ChatGPT, Gemini, and Perplexity — are all built on LLMs but with distinct architectures, strengths, and design philosophies.
The Technical Picture
AI Thinker applications are product layers built on top of foundational LLMs, each with distinct system prompts, RLHF tuning approaches, tool integrations, and infrastructure. They share the Transformer architecture but differ in training data, alignment methodology, and application-level design.
Real-World Examples
- Claude for nuanced writing, analysis, and long-document work
- ChatGPT for versatile daily tasks, image generation, and broad tool use
- Perplexity for research and current events that need real-time web access
AI Thinkers are all LLMs underneath, but their design philosophy and strengths differ significantly.