Simon Willison’s Weblog

Pingback spec

10th September 2002

I just realised I haven’t linked to the Pingback specification yet, so here it is. The spec has been carefully assembled by Ian Hickson and, although it is still a working draught, should be the first stop for anyone who wishes to create a Pingback implementation.

Posted 10th September 2002 at 8:44 pm · Follow me on Mastodon, Bluesky, Twitter or subscribe to my newsletter

More recent articles

Highlights from my appearance on the Data Renegades podcast with CL Kao and Dori Wilson - 26th November 2025
Claude Opus 4.5, and why evaluating new LLMs is increasingly difficult - 24th November 2025
sqlite-utils 4.0a1 has several (minor) backwards incompatible changes - 24th November 2025

This is Pingback spec by Simon Willison, posted on 10th September 2002.

hixie 11 pingback 22 specification 3

Next: Testing Pingback client

Previous: Composite for Mozilla

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

Previously hosted at http://simon.incutio.com/archive/2002/09/10/pingbackSpec