chatgpttokensmarkdownweb2mdllm-context
Which ChatGPT Model Uses Less Tokens? I Tested 5 Models on the Same Page
Tokenizers, not models, decide your token count - and the page you paste matters far more. Here is what I measured across GPT-4o, GPT-4.1, o-series and GPT-5, plus how to cut input tokens by 80 percent before you hit send.
2026-11-077 min read