--- title: OpenAI walks a tricky tightrope with GPT-5.1’s eight new... description: OpenAI released GPT-5.1 Instant and GPT-5.1 Thinking with improved performance on technical benchmarks and eight personality presets (Professional, Friendly,... canonical: https://daily.dev/posts/openai-walks-a-tricky-tightrope-with-gpt-5-1-s-eight-new-personalities-zqho1r3as copyright: © 2026 Daily Dev Ltd. terms: https://daily.dev/tos/ twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: OpenAI walks a tricky tightrope with GPT-5.1’s eight new personalities | daily.dev og:description: OpenAI released GPT-5.1 Instant and GPT-5.1 Thinking with improved performance on technical benchmarks and eight personality presets (Professional, Friendly,... og:url: https://daily.dev/posts/openai-walks-a-tricky-tightrope-with-gpt-5-1-s-eight-new-personalities-zqho1r3as og:image: https://api.daily.dev/og/posts/ZqhO1r3aS.png og:image:alt: OpenAI walks a tricky tightrope with GPT-5.1’s eight new personalities 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. # OpenAI walks a tricky tightrope with GPT-5.1’s eight new personalities **[Ars Technica](https://daily.dev/sources/arstechnica)** · 2 min read · 1 upvotes · 0 comments ## Summary OpenAI released GPT-5.1 Instant and GPT-5.1 Thinking with improved performance on technical benchmarks and eight personality presets (Professional, Friendly, Candid, Quirky, Efficient, Cynical, Nerdy, and Default). The update addresses previous user complaints about overly cheerful responses and controversial tone modifications following suicide lawsuits. GPT-5.1 Instant includes adaptive reasoning that determines when to spend more processing time on prompts. Both models will roll out to paid subscribers first, then free users, with API access coming later this week. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [OpenAI rolls out GPT-5.5 Instant as default ChatGPT model, promises more accurate responses](https://daily.dev/posts/openai-rolls-out-gpt-5-5-instant-as-default-chatgpt-model-promises-more-accurate-responses-fwazgek3r) · The New Stack · 1 upvotes · 0 comments - [OpenAI releases GPT-5.5 Instant, a new default model for ChatGPT](https://daily.dev/posts/openai-releases-gpt-5-5-instant-a-new-default-model-for-chatgpt-42iuszptn) · TechCrunch · 1 upvotes · 0 comments --- Tags: [#ai](https://daily.dev/tags/ai), [#llm](https://daily.dev/tags/llm), [#openai](https://daily.dev/tags/openai), [#chatgpt](https://daily.dev/tags/chatgpt), [#prompt-engineering](https://daily.dev/tags/prompt-engineering) [View this post on daily.dev](https://daily.dev/posts/openai-walks-a-tricky-tightrope-with-gpt-5-1-s-eight-new-personalities-zqho1r3as) ```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":"OpenAI walks a tricky tightrope with GPT-5.1’s eight new personalities","url":"https://daily.dev/posts/openai-walks-a-tricky-tightrope-with-gpt-5-1-s-eight-new-personalities-zqho1r3as","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/openai-walks-a-tricky-tightrope-with-gpt-5-1-s-eight-new-personalities-zqho1r3as"},"datePublished":"2025-11-12T23:22:32.387Z","dateModified":"2026-02-27T23:43:18.339Z","description":"OpenAI released GPT-5.1 Instant and GPT-5.1 Thinking with improved performance on technical benchmarks and eight personality presets (Professional, Friendly,...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/d53035e84c54441972dfbaa0d1ad0019?_a=AQAEulh","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/d53035e84c54441972dfbaa0d1ad0019?_a=AQAEulh","isAccessibleForFree":true,"articleSection":"Ars Technica","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":"Ars Technica","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/80883e0e48a34b5ebcf93777016cb3fe","url":"https://daily.dev/sources/arstechnica"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/openai-walks-a-tricky-tightrope-with-gpt-5-1-s-eight-new-personalities-zqho1r3as","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":1},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"ai,llm,openai,chatgpt,prompt-engineering","timeRequired":"PT2M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Ars Technica","item":"https://daily.dev/sources/arstechnica"},{"@type":"ListItem","position":3,"name":"OpenAI walks a tricky tightrope with GPT-5.1’s eight new personalities"}]} ```