# curl performance

DevFeed: [curl performance](<https://devfeed.tech/articles/curl-performance-18902.md>)

Original publisher: [Read original article](<https://daniel.haxx.se/blog/2026/08/14/curl-performance-2/>)

Author: Daniel Stenberg

Published: 2026-08-14T11:20:32Z

Content type: opinion

Language: en

Sources: [Daniel Stenberg](<https://devfeed.tech/sources/daniel-stenberg.md>)

Topics: [cURL](<https://devfeed.tech/topics/curl.md>), [Performance Testing](<https://devfeed.tech/topics/performance-testing.md>), [Development](<https://devfeed.tech/topics/development.md>), [Shell](<https://devfeed.tech/topics/shell.md>), [Git](<https://devfeed.tech/topics/git.md>)

Tags: [curl](<https://devfeed.tech/tags/curl.md>), [curl-and-libcurl](<https://devfeed.tech/tags/curl-and-libcurl.md>), [git](<https://devfeed.tech/tags/git.md>), [performance](<https://devfeed.tech/tags/performance.md>), [performance-testing](<https://devfeed.tech/tags/performance-testing.md>), [shell-script](<https://devfeed.tech/tags/shell-script.md>), [testing](<https://devfeed.tech/tags/testing.md>)

## AI overview

This article describes an initial performance-testing effort for curl. It explains the difficulty of obtaining stable results on shared cloud infrastructure and outlines a local shell script that updates curl from git, builds it, runs tests, and records data and logs.

## Source excerpt

tldr: the live version is here: https://curl.se/perf/ How fast is "fast" and is it good enough? Does it run as fast now as it did before or was there a regression? What exactly needs to be fast? How fast is it? These are questions that many projects and products face, and in curl we are ... Continue reading curl performance ->