--- title: Upgrades to Frontier LLMs – Qt AI Assistant 0.9.9 for Qt... description: Qt AI Assistant 0.9.9 for Qt Creator adds support for three updated LLMs. GPT 5.3-Codex achieves 75% on the QML100 benchmark (up from 64%), making it a viable... canonical: https://daily.dev/posts/upgrades-to-frontier-llms-qt-ai-assistant-0-9-9-for-qt-creator-released--fantizltp twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Upgrades to Frontier LLMs – Qt AI Assistant 0.9.9 for Qt Creator Released! | daily.dev og:description: Qt AI Assistant 0.9.9 for Qt Creator adds support for three updated LLMs. GPT 5.3-Codex achieves 75% on the QML100 benchmark (up from 64%), making it a viable... og:url: https://daily.dev/posts/upgrades-to-frontier-llms-qt-ai-assistant-0-9-9-for-qt-creator-released--fantizltp og:image: https://api.daily.dev/og/posts/fAntizLTp.png og:image:alt: Upgrades to Frontier LLMs – Qt AI Assistant 0.9.9 for Qt Creator Released! 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. # Upgrades to Frontier LLMs – Qt AI Assistant 0.9.9 for Qt Creator Released! **[Qt](https://daily.dev/sources/qt)** · 2 min read · 2 upvotes · 0 comments ## Summary Qt AI Assistant 0.9.9 for Qt Creator adds support for three updated LLMs. GPT 5.3-Codex achieves 75% on the QML100 benchmark (up from 64%), making it a viable option again for Qt development. Claude Sonnet 4.6 shows a regression in QML coding performance (64%), with issues around layout sizing and reserved property names. Gemini 3.1 Pro Preview leads the pack at 88% on QML100, offering concise outputs and better token efficiency compared to Anthropic models. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Introducing the QML Coding Skill for Agentic Workflows](https://daily.dev/posts/introducing-the-qml-coding-skill-for-agentic-workflows-zmhzr9ztm) · Qt · 0 upvotes · 0 comments - [Qt's Latest AI Push Is Letting AI Agents Deal With Performance Profiling](https://daily.dev/posts/qt-s-latest-ai-push-is-letting-ai-agents-deal-with-performance-profiling-r4e738t5p) · Phoronix · 0 upvotes · 0 comments - [Making Your Prompts Personal – Qt AI Assistant 0.9.8 Released\!](https://daily.dev/posts/making-your-prompts-personal-qt-ai-assistant-0-9-8-released--puojrqwdu) · Qt · 0 upvotes · 0 comments --- Tags: [#llm](https://daily.dev/tags/llm), [#qt](https://daily.dev/tags/qt), [#qml](https://daily.dev/tags/qml) [View this post on daily.dev](https://daily.dev/posts/upgrades-to-frontier-llms-qt-ai-assistant-0-9-9-for-qt-creator-released--fantizltp) ```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":"Upgrades to Frontier LLMs – Qt AI Assistant 0.9.9 for Qt Creator Released!","url":"https://daily.dev/posts/upgrades-to-frontier-llms-qt-ai-assistant-0-9-9-for-qt-creator-released--fantizltp","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/upgrades-to-frontier-llms-qt-ai-assistant-0-9-9-for-qt-creator-released--fantizltp"},"datePublished":"2026-03-10T08:32:20.164Z","dateModified":"2026-08-24T07:02:08.762Z","description":"Qt AI Assistant 0.9.9 for Qt Creator adds support for three updated LLMs. GPT 5.3-Codex achieves 75% on the QML100 benchmark (up from 64%), making it a viable...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/ae5d9ce25568ddee40e921fb399153bb?_a=AQAEuop","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/ae5d9ce25568ddee40e921fb399153bb?_a=AQAEuop","isAccessibleForFree":true,"articleSection":"Qt","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":"Qt","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/fe6d7c1f4f824966befd58ee13f9de40","url":"https://daily.dev/sources/qt"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/upgrades-to-frontier-llms-qt-ai-assistant-0-9-9-for-qt-creator-released--fantizltp","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":2},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"llm,qt,qml","timeRequired":"PT2M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Qt","item":"https://daily.dev/sources/qt"},{"@type":"ListItem","position":3,"name":"Upgrades to Frontier LLMs – Qt AI Assistant 0.9.9 for Qt Creator Released!"}]} ```