--- title: I’m fabling so hard right now #programming #coding... description: A new model release, referred to informally as 'Fable 5.1', is described as cheaper to run than its predecessor due to lower token usage, with cache reads... canonical: https://daily.dev/posts/i-m-fabling-so-hard-right-now-programming-coding-softwareengineer-ai-claude-s6kyfvylq twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: I’m fabling so hard right now #programming #coding #softwareengineer #ai #claude | daily.dev og:description: A new model release, referred to informally as 'Fable 5.1', is described as cheaper to run than its predecessor due to lower token usage, with cache reads... og:url: https://daily.dev/posts/i-m-fabling-so-hard-right-now-programming-coding-softwareengineer-ai-claude-s6kyfvylq og:image: https://api.daily.dev/og/posts/S6kYfvyLQ.png og:image:alt: I’m fabling so hard right now #programming #coding #softwareengineer #ai #claude og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # I’m fabling so hard right now #programming #coding #softwareengineer #ai #claude **[The Coding Sloth](https://daily.dev/sources/thecodingsloth)** · 1 min read · 1 upvotes · 0 comments ## Summary A new model release, referred to informally as 'Fable 5.1', is described as cheaper to run than its predecessor due to lower token usage, with cache reads costing 75% less. The safeguards are also said to be improved, reducing the frequency of requests being flagged or rerouted to a different model (Opus). ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#llm](https://daily.dev/tags/llm), [#ai-coding](https://daily.dev/tags/ai-coding), [#claude](https://daily.dev/tags/claude) [View this post on daily.dev](https://daily.dev/posts/i-m-fabling-so-hard-right-now-programming-coding-softwareengineer-ai-claude-s6kyfvylq) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"I’m fabling so hard right now #programming #coding #softwareengineer #ai #claude","url":"https://daily.dev/posts/i-m-fabling-so-hard-right-now-programming-coding-softwareengineer-ai-claude-s6kyfvylq","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/i-m-fabling-so-hard-right-now-programming-coding-softwareengineer-ai-claude-s6kyfvylq"},"datePublished":"2026-09-01T20:07:01.591Z","dateModified":"2026-09-14T07:20:11.854Z","description":"A new model release, referred to informally as 'Fable 5.1', is described as cheaper to run than its predecessor due to lower token usage, with cache reads...","image":"https://i.ytimg.com/vi/w7Vw4SmviSc/sddefault.jpg","thumbnailUrl":"https://i.ytimg.com/vi/w7Vw4SmviSc/sddefault.jpg","isAccessibleForFree":true,"articleSection":"The Coding Sloth","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"The Coding Sloth","logo":"https://media.daily.dev/image/upload/s--xF5NuN79--/f_auto/v1712314515/logos/thecodingsloth","url":"https://daily.dev/sources/thecodingsloth"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/i-m-fabling-so-hard-right-now-programming-coding-softwareengineer-ai-claude-s6kyfvylq","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"llm,ai-coding,claude","timeRequired":"PT1M","video":{"@type":"VideoObject","name":"I’m fabling so hard right now #programming #coding #softwareengineer #ai #claude","description":"A new model release, referred to informally as 'Fable 5.1', is described as cheaper to run than its predecessor due to lower token usage, with cache reads...","thumbnailUrl":"https://i.ytimg.com/vi/w7Vw4SmviSc/sddefault.jpg","uploadDate":"2026-09-01T20:07:01.591Z","duration":"PT1M","url":"https://api.daily.dev/r/S6kYfvyLQ","embedUrl":"https://www.youtube.com/embed/w7Vw4SmviSc"}} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"The Coding Sloth","item":"https://daily.dev/sources/thecodingsloth"},{"@type":"ListItem","position":3,"name":"I’m fabling so hard right now #programming #coding #softwareengineer #ai #claude"}]} ```