Claude 4.5 Sonnet vs GPT-5 Codex CLI: AI Coding Showdown 🤖

Claude 4.5 Sonnet has officially arrived — and it’s a big deal. In this video, I compare Claude Code and OpenAI’s GPT-5 Codex CLI head-to-head across performance, price, speed, usability, and features.

We’ll look at:
🧠 Model performance — Claude Sonnet 4.5 vs GPT-5 Codex on real benchmarks
⚡ Speed & UX — Rust vs Node, hosted vs self-run agents
💸 Pricing — What you actually get for Claude Pro/Max vs ChatGPT Plus/Pro
🧩 Features — Slash commands, hooks, and MCP vs Codex Cloud
💻 Best uses — When to rely on Claude for creative builds vs Codex for debugging and precision

By the end, you’ll know exactly when to use each — or how to combine them for the best workflow.

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Reelmate (Content Creation App):
• Video Introduction: https://youtu.be/tId9aDTvZ6k
• App Store Link: https://apps.apple.com/gb/app/reelmate/id6743405082

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