We Built 2 FULL Video Games In 7 Prompts (Claude Code vs GPT-5 Codex)

You can build multi-player video games with Claude Code and Codex w/GPT-5... Without writing a single line of code. Use Claude Code and Codex in the web: https://www.sandbox.dev/ In this video I go head to head with Vishal (https://x.com/vishal_dubey1) Who can build a better video game in 7 prompts? Vishal is using Claude Code I am using Codex with GPT-5 We're using these tools in the @sandboxvibe so we can just use them in the web and immediately share the links, and play each others game. Use Claude Code on your iPhone using our mobile app Vibecode here: https://apps.apple.com/us/app/vibecod... To vote for winner RT and comment below who you think won. (Prize: Selecting 5 people who vote to win $1000 worth of @sandboxvibe credits) TIMESTAMPS: 00:00 Intro 01:01 Vishals Stack (Claude Code) 02:51 First Prompt with Claude Code Star Wars Game 04:19 What is "UltraThink" on Claude Code? 05:39 Rileys App Idea for Codex with GPT-5 High 07:33 Why Codex is the best Model in the world for Coding 08:16 First Prompt with Codex on Sandbox (Riley's Stack) 11:13 Vishal Testing his app 12:16 Prompt 2 - Simplifying Claudes Over Creativity 15:17 The Game Codex Created 15:57 Riley Prompt 2 - Making Changes to Characters and Cars 17:07 Creating Github Repository for Game Assets and Later Use 20:07 Adding Ability to Shoot Lasers 22:54 Prompt 3 Riley Testing Sound Effects 23:39 Adding More sound effects and changing the characters in game 28:41 Vishal Added Enemies - Testing 30:21 Prompt 4 - Adding Health Bars and making movement more realistic (Vishal) 33:34 Adding Real Time DB and Auth 37:28 Refining Controls 40:39 Riley Testing Database and Auth with Codex 41:20 The Multi Player Game Works! 43:36 Fixing MultiPlayer and Game Creation issues and adding Grenade 45:54 Advice on Database 46:32 Vishal... 2 Prompts left 48:13 Fixing Aiming Issues 49:41 Vishal Compacting Claude Code 52:09 Fixing the Grenades Spawning Location 52:48 FINAL PROMPTS 58:27 Adding Health 59:15 The Games are done: Final Testing 01:04:47 Final Thoughts and Chance to Win $1000 Worth of Credits