Simon Willison’s Weblog

25th January 2011 - Link Blog

37signals Product Blog: We'll be retiring our support of OpenID on May 1. The support costs far outweighed the benefits to customers, especially now that 37signals have their own single sign in mechanism that works across all of their products.

Posted 25th January 2011 at 4:17 pm

Recent articles

DeepSeek V4 - almost on the frontier, a fraction of the price - 24th April 2026
Extract PDF text in your browser with LiteParse for the web - 23rd April 2026
A pelican for GPT-5.5 via the semi-official Codex backdoor API - 23rd April 2026

This is a link post by Simon Willison, posted on 25th January 2011.

37-signals 14 openid 213 recovered 213

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