--- title: "GitHub Copilot vs OpenAI Codex: Which is more popular by branded search?" description: "Which is more popular in search, GitHub Copilot or OpenAI Codex? Compare estimated monthly branded-search demand and Share of Search inside the AI coding tools set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/compare/github-copilot-vs-openai-codex" publisher: "Brandwave" --- # GitHub Copilot vs OpenAI Codex: Which is more popular by branded search? Which is more popular in search, GitHub Copilot or OpenAI Codex? Compare estimated monthly branded-search demand and Share of Search inside the AI coding tools set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Compared**: GitHub Copilot and OpenAI Codex - **Competitive set**: AI coding tools - **Market**: Global - **Month measured**: Aug 2026 - **GitHub Copilot Share of Search**: 5.4% - **OpenAI Codex Share of Search**: 35.9% ## Which is more popular in search, GitHub Copilot or OpenAI Codex? - In August 2026, OpenAI Codex had more branded searches than GitHub Copilot among AI coding tools worldwide. OpenAI Codex was estimated to have 4.4M branded searches compared to GitHub Copilot’s 658K, and held a 35.9% Share of Search versus GitHub Copilot’s 5.4%. - OpenAI Codex was ahead of GitHub Copilot in every measured month of the 11 months ending August 2026. - Across the 11 months ending August 2026, GitHub Copilot’s estimated Share of Search among AI coding tools worldwide moved from 12.6% to 5.4%, and its estimated monthly branded searches moved from 947K to 658K. - Across the 11 months ending August 2026, OpenAI Codex’s estimated Share of Search among AI coding tools worldwide moved from 16.4% to 35.9%, and its estimated monthly branded searches moved from 1.2M to 4.4M. ## How did search popularity change for AI coding tools worldwide in August 2026? - In August 2026, GitHub Copilot gained estimated Share of Search among AI coding tools worldwide, from 4.8% to 5.4%. - In August 2026, OpenAI Codex lost estimated Share of Search among AI coding tools worldwide, from 38.3% to 35.9%. ## Month by month | Month | GitHub Copilot estimated searches | GitHub Copilot Share of Search | GitHub Copilot rank | OpenAI Codex estimated searches | OpenAI Codex Share of Search | OpenAI Codex rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 947K | 12.6% | 4 | 1.2M | 16.4% | 3 | | Nov 2025 | 784K | 11.1% | 4 | 975K | 13.8% | 3 | | Dec 2025 | 766K | 11.3% | 4 | 806K | 11.9% | 3 | | Jan 2026 | 816K | 7.8% | 4 | 1.2M | 11% | 3 | | Feb 2026 | 980K | 7.3% | 4 | 3M | 22.1% | 3 | | Mar 2026 | 1.4M | 7.9% | 4 | 3.2M | 17.9% | 3 | | Apr 2026 | 1.7M | 8.8% | 4 | 4.5M | 23.5% | 2 | | May 2026 | 1.4M | 7.5% | 4 | 6M | 32.5% | 2 | | Jun 2026 | 1.1M | 6.4% | 4 | 5.3M | 31.5% | 1 | | Jul 2026 | 684K | 4.8% | 4 | 5.4M | 38.3% | 1 | | Aug 2026 | 658K | 5.4% | 4 | 4.4M | 35.9% | 1 | | Sep 2026 | — | — | — | — | — | — | ## How each brand is measured Brandwave collects information about searches that people make online using GitHub Copilot’s and OpenAI Codex’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading. - **GitHub Copilot**: Measured on the search terms “copilot github”, “copilot vscode”, “git copilot”, “GitHub Copilot”, “github copilot agent”, “github copilot ai”, “github copilot app”, “github copilot business”, “github copilot certification”, “github copilot chat”, “github copilot cli”, “github copilot coding agent”, “github copilot download”, “github copilot enterprise”, “github copilot extension”, “github copilot free”, “github copilot intellij”, “github copilot price”, “github copilot pricing”, “github copilot pro”, “github copilot student”, “github copilot students”, “github copilot vscode”, “github copilots”, “microsoft github copilot”, “vscode copilot” and “vscode github copilot”, summed into one figure. - **OpenAI Codex**: Measured on the search terms “ai codex”, “chatgpt codex”, “Codex”, “codex agent”, “codex ai”, “codex ai coding”, “codex app”, “codex chat gpt”, “codex chatgpt”, “codex cli”, “codex coding”, “codex desktop”, “codex extension”, “codex github”, “codex ide”, “codex mac”, “codex open ai”, “codex openai”, “codex pricing”, “codex vscode”, “open ai codex”, “openai codex”, “openai codex cli”, “openai codex download”, “openai codex github”, “openai codex pricing”, “openai's codex” and “openaicodex”, summed into one figure. - [GitHub Copilot profile](/demand/global-en/brands/github-copilot) - [OpenAI Codex profile](/demand/global-en/brands/openai-codex) - [All AI coding tools worldwide](/demand/global-en/categories/ai-coding-tools): The set both shares are measured inside, 7 brands. ## Methodology - [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Which is more popular in search, GitHub Copilot or OpenAI Codex? In August 2026, OpenAI Codex had more branded searches than GitHub Copilot among AI coding tools worldwide. OpenAI Codex was estimated to have 4.4M branded searches compared to GitHub Copilot’s 658K, and held a 35.9% Share of Search versus GitHub Copilot’s 5.4%. ## Cite this page Brandwave. "GitHub Copilot vs OpenAI Codex: Which is more popular by branded search?". https://gobrandwave.com/demand/global-en/compare/github-copilot-vs-openai-codex This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/github-copilot-vs-openai-codex. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.