How fast is 10 tokens per second really?
Mike Veerman's HTML app simulates LLM token output speeds from 5 to 800 tokens/second, helping users visualize the real meaning of speed claims.
How fast is 10 tokens per second really?
Simon Willison’s Weblog
Subscribe
20th May 2026 - Link Blog
How fast is 10 tokens per second really? (via) Neat little HTML app by Mike Veerman (source code here) which simulates LLM token output speeds from 5/second to 800/second.
Useful if you see a model advertised as "30 tokens/second" and want to get a feel for what that actually looks like.
Recent articles
Gemini 3.5 Flash: more expensive, but Google plan to use it for everything - 19th May 2026
The last six months in LLMs in five minutes - 19th May 2026
Notes on the xAI/Anthropic data center deal - 7th May 2026
This is a link post by Simon Willison, posted on 20th May 2026.
ai 2029
generative-ai 1796
llms 1762
Monthly briefing
Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.
Pay me to send you less!
Sponsor & subscribe
Disclosures
Colophon
©
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026