--- title: OpenAI Models in Cursor Achieve Up to 30% Faster... description: Cursor has rolled out a performance upgrade using WebSockets via OpenAI's Responses API, delivering up to 30% faster response times for all OpenAI models in... canonical: https://daily.dev/posts/openai-models-in-cursor-achieve-up-to-30-faster-performance-with-websockets-cnqcnz2n0 twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: OpenAI Models in Cursor Achieve Up to 30% Faster Performance with WebSockets | daily.dev og:description: Cursor has rolled out a performance upgrade using WebSockets via OpenAI's Responses API, delivering up to 30% faster response times for all OpenAI models in... og:url: https://daily.dev/posts/openai-models-in-cursor-achieve-up-to-30-faster-performance-with-websockets-cnqcnz2n0 og:image: https://api.daily.dev/og/posts/CNQCNZ2N0.png og:image:alt: OpenAI Models in Cursor Achieve Up to 30% Faster Performance with WebSockets 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 Models in Cursor Achieve Up to 30% Faster Performance with WebSockets **[Collections](https://daily.dev/sources/collections)** · 1 min read · 2 upvotes · 0 comments ## Summary Cursor has rolled out a performance upgrade using WebSockets via OpenAI's Responses API, delivering up to 30% faster response times for all OpenAI models in the editor. The improvement is especially impactful for AI agents that make frequent tool calls, resulting in more efficient and responsive coding workflows. ## Content Cursor has implemented a significant upgrade for all users by leveraging WebSockets via OpenAI's Responses API. This enhancement allows for up to 30% faster response times for all OpenAI models within the editor. The use of WebSockets with the Responses API supports performance boosts, particularly benefiting AI agents that make frequent tool calls, leading to more efficient operations. This development marks a notable improvement in the performance, ensuring a smoother and quicker user experience across the board. ## Similar posts on daily.dev - [OpenAI Introduces Websocket-Based Execution Mode to Reduce Latency in Agentic Workflows](https://daily.dev/posts/openai-introduces-websocket-based-execution-mode-to-reduce-latency-in-agentic-workflows-dp5874ff1) · InfoQ · 1 upvotes · 0 comments --- Tags: [#webdev](https://daily.dev/tags/webdev), [#performance](https://daily.dev/tags/performance), [#openai](https://daily.dev/tags/openai), [#ai-assisted-development](https://daily.dev/tags/ai-assisted-development) [View this post on daily.dev](https://daily.dev/posts/openai-models-in-cursor-achieve-up-to-30-faster-performance-with-websockets-cnqcnz2n0) ```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 Models in Cursor Achieve Up to 30% Faster Performance with WebSockets","url":"https://daily.dev/posts/openai-models-in-cursor-achieve-up-to-30-faster-performance-with-websockets-cnqcnz2n0","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/openai-models-in-cursor-achieve-up-to-30-faster-performance-with-websockets-cnqcnz2n0"},"datePublished":"2026-02-24T02:49:32.655Z","dateModified":"2026-02-24T02:49:52.803Z","description":"Cursor has rolled out a performance upgrade using WebSockets via OpenAI's Responses API, delivering up to 30% faster response times for all OpenAI models in...","image":"https://pbs.twimg.com/profile_images/1862717563311968256/xfgt1L9l_normal.jpg","thumbnailUrl":"https://pbs.twimg.com/profile_images/1862717563311968256/xfgt1L9l_normal.jpg","isAccessibleForFree":true,"articleSection":"Collections","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":"Collections","logo":"https://media.daily.dev/image/upload/s--fk_6ycEi--/f_auto,q_auto/v1780996001/logos/collections?_a=BAMAMiWQ0","url":"https://daily.dev/sources/collections"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/openai-models-in-cursor-achieve-up-to-30-faster-performance-with-websockets-cnqcnz2n0","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":2},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"webdev,performance,openai,ai-assisted-development","timeRequired":"PT1M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Collections","item":"https://daily.dev/sources/collections"},{"@type":"ListItem","position":3,"name":"OpenAI Models in Cursor Achieve Up to 30% Faster Performance with WebSockets"}]} ```