GPT-5 nano vs Gemini 2.5 Flash-Lite
Same prompt, two tokenizers: see live token counts, cost per request, and token boundaries side by side.
Try:
Counts include each model's own chat-template overhead.
128 charsGPT-5 nano
OpenAI · 400k context…tokens
Gemini 2.5 Flash-Lite
Google · 1M context…tokens
At a glance
- GPT-5 nano: 400k-token context, $0.05/1M input · $0.4/1M output.
- Gemini 2.5 Flash-Lite: 1M-token context, $0.1/1M input · $0.4/1M output.
- Token counts differ between models because each vendor trains its own tokenizer vocabulary — the same text can split into more or fewer pieces. Prices as of 2026-07-07.
GPT-5 nano token counter →Gemini 2.5 Flash-Lite token counter →Compare all models →