Simon Willison’s Weblog

How search.twitter.com uses Varnish. Includes examples of the configuration options they use.

Posted 2nd March 2009 at 5:08 pm

Recent articles

The last six months in LLMs, illustrated by pelicans on bicycles - 6th June 2025
Tips on prompting ChatGPT for UK technology secretary Peter Kyle - 3rd June 2025
How often do LLMs snitch? Recreating Theo's SnitchBench with LLM - 31st May 2025

twitter 159 varnish 10 search 91 caching 47

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