{"type": "rich", "version": "1.0", "title": "Claude Fable 5.1 arrived today and went straight to the top of the best available model table, ending Claude Opus 5's twelve-day hold at 1809 to 1786", "author_name": "The Aggregate", "author_url": "https://buttondown.com/theaggregate", "provider_name": "Buttondown", "provider_url": "https://buttondown.com", "html": "<iframe scrolling=\"no\" style=\"width:100%!important;height:300px;position:relative;\" src=\"https://buttondown.com/theaggregate?as_embed=true\"></iframe>", "width": 600, "height": 300}