--- title: A new version of OpenAI’s Codex is powered by a new... description: OpenAI released GPT-5.3-Codex-Spark, a lightweight version of its agentic coding tool optimized for faster inference and real-time collaboration. The model... canonical: https://daily.dev/posts/a-new-version-of-openai-s-codex-is-powered-by-a-new-dedicated-chip-ci17da0yj twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: A new version of OpenAI’s Codex is powered by a new dedicated chip | daily.dev og:description: OpenAI released GPT-5.3-Codex-Spark, a lightweight version of its agentic coding tool optimized for faster inference and real-time collaboration. The model... og:url: https://daily.dev/posts/a-new-version-of-openai-s-codex-is-powered-by-a-new-dedicated-chip-ci17da0yj og:image: https://api.daily.dev/og/posts/Ci17DA0yj.png og:image:alt: A new version of OpenAI’s Codex is powered by a new dedicated chip 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. # A new version of OpenAI’s Codex is powered by a new dedicated chip **[TechCrunch](https://daily.dev/sources/tc)** · 3 min read · 2 upvotes · 0 comments ## Summary OpenAI released GPT-5.3-Codex-Spark, a lightweight version of its agentic coding tool optimized for faster inference and real-time collaboration. The model runs on Cerebras' Wafer Scale Engine 3 chip with 4 trillion transistors, marking the first milestone in their $10 billion partnership announced last month. Spark is designed for rapid prototyping and daily productivity tasks, currently available in research preview for ChatGPT Pro users, while the full Codex handles longer, more complex tasks. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: --- Tags: [#ai](https://daily.dev/tags/ai), [#hardware](https://daily.dev/tags/hardware), [#machine-learning](https://daily.dev/tags/machine-learning), [#openai](https://daily.dev/tags/openai) [View this post on daily.dev](https://daily.dev/posts/a-new-version-of-openai-s-codex-is-powered-by-a-new-dedicated-chip-ci17da0yj) ```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":"A new version of OpenAI’s Codex is powered by a new dedicated chip","url":"https://daily.dev/posts/a-new-version-of-openai-s-codex-is-powered-by-a-new-dedicated-chip-ci17da0yj","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/a-new-version-of-openai-s-codex-is-powered-by-a-new-dedicated-chip-ci17da0yj"},"datePublished":"2026-02-12T18:02:48.214Z","dateModified":"2026-03-15T05:38:04.070Z","description":"OpenAI released GPT-5.3-Codex-Spark, a lightweight version of its agentic coding tool optimized for faster inference and real-time collaboration. The model...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/c98b33ec4569667caffd23ea77fa62d8?_a=AQAEunF","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/c98b33ec4569667caffd23ea77fa62d8?_a=AQAEunF","isAccessibleForFree":true,"articleSection":"TechCrunch","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":"TechCrunch","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/tc","url":"https://daily.dev/sources/tc"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/a-new-version-of-openai-s-codex-is-powered-by-a-new-dedicated-chip-ci17da0yj","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":2},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"ai,hardware,machine-learning,openai","timeRequired":"PT3M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"TechCrunch","item":"https://daily.dev/sources/tc"},{"@type":"ListItem","position":3,"name":"A new version of OpenAI’s Codex is powered by a new dedicated chip"}]} ```