10 Powerful Things You Can Do with Siri + ChatGPT in iOS 18

With iOS 18, Apple has introduced deep integration between Siri and ChatGPT, transforming how users interact with their iPhones. This partnership unlocks powerful new features that combine Apple’s privacy-first AI approach with OpenAI’s generative intelligence.

Unlike traditional voice assistants, this version of Siri can now handle complex prompts, generate content, and provide detailed answers — all by securely accessing ChatGPT’s capabilities. According to Apple’s WWDC 2025 keynote, this functionality is fully opt-in and anonymized, meaning users stay in control of their data.

Here are 10 real-world use cases that show how Siri + ChatGPT in iOS 18 can make everyday life more efficient, creative, and intelligent.

Now available in the developer beta, users can opt in and ask Siri to use ChatGPT for complex, creative, or contextual tasks. Here are 10 real things you can now do with Siri + ChatGPT on your iPhone.

🔟 Real-World Use Cases for Siri + ChatGPT

• 📧 Draft Better Emails: Ask Siri to “write a follow-up email for a job interview” or “reply politely to a refund request.”
• 🧠 Brainstorm Ideas: Need blog titles, birthday surprises, or startup names? Siri + ChatGPT has endless suggestions.
• 🍝 Get Recipes From Your Fridge: Say, “I have tomatoes, cheese, and bread — what can I cook?”
• 📚 Summarize Content: Ask Siri to summarize long articles, documents, or email threads instantly.
• 📝 Write Notes or Journals: Say, “Write a gratitude journal entry for today,” and it’ll do it for you.
• 🎁 Create Gift Ideas: Stuck on what to gift your dad who loves tech and coffee? Siri will help.
• 🌍 Translate Naturally: Ask, “How do I say ‘I need help’ in Italian?” and get instant translations with context.
• 🎤 Make Up Songs or Poems: Just say, “Write a funny poem about cats and raincoats.” Fun and creative on the go.
• 🧳 Plan Travel: Ask Siri to “plan a 3-day Goa trip on a ₹30,000 budget with beach and food recommendations.”
• 🧘 Personal Affirmations: Ask, “Give me a positive affirmation for focus and calm,” and get a daily dose of mindfulness.

💬 How to Turn on Siri + ChatGPT

To use ChatGPT with Siri, you’ll need to:

• Install the iOS 18 beta or wait for public release (July 2025)
• Go to Settings > Siri & Search
• Enable “Use ChatGPT for Extended Queries”
• Grant permission to connect to OpenAI (Apple anonymizes the data)

You can then trigger it by saying things like: “Siri, ask ChatGPT…” or “Can you help me with this email?”

📱 Final Thoughts: Siri Just Got Supercharged

Apple’s decision to integrate ChatGPT with Siri marks a major shift in the smartphone experience. It’s not just about answering questions anymore — it’s about helping users create, understand, and solve problems in real time.

With privacy-first AI running on-device and OpenAI’s smarts available on demand, iPhone just became a lot more helpful.