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🤖 AI Tools: ChatGPT Features

15+ ChatGPT Hidden Features That Will Transform How You Use AI in 2025

📅 February 19, 2026 ⏱️ 4 min read
ChatGPT isn't just a chatbot — it's a complete AI ecosystem that evolves every month. With over 100 million users in its first 2 months, it became the fastest-growing app in history. But how many of its capabilities do you actually know about? In this guide, we reveal 15+ features that most users aren't taking advantage of.

🧠 Memory: ChatGPT Remembers You

Since April 2025, ChatGPT has long-term memory. You can tell it “Remember that I prefer Python over JavaScript” and it will remember across all future conversations. No more repeating the same information — it knows your preferences, your work, and your projects.

Tip: Go to Settings > Personalization > Memory to see what it remembers. You can delete specific memories or disable the feature entirely. Warning: if you turn off data sharing, all transcripts and projects are permanently deleted.

🔍 ChatGPT Search: Google's Rival

ChatGPT Search launched in October 2024 and has been free for everyone since February 2025, without even needing an OpenAI account. Instead of dozens of links, you get a comprehensive, sourced answer. OpenAI allows businesses to customize how their content appears in search results.

🎨 AI Image Generation (GPT Image)

Since March 2025, image creation uses GPT Image instead of DALL-E 3. The biggest improvement: accurate text rendering within images. Ideal for branded content, logos, and infographics. All images carry C2PA metadata to verify they're AI-generated.

🤖 Custom GPTs & GPT Store

3M+ Custom GPTs in the GPT Store
59 Languages supported
400K Token context window

GPT Builder lets you create specialized chatbots without coding. Tell ChatGPT what you want your GPT to do, provide it with data, and it will create a custom AI assistant. Over 3 million custom GPTs already exist in the GPT Store.

🎙️ Advanced Voice Mode

Natural voice conversations in real time. Talk to ChatGPT and it responds vocally, with the ability to interrupt or react to your tone. Still powered by GPT-4/4 mini. Additionally, since December 2024 you can call ChatGPT by phone (1-800-ChatGPT) for 15 free minutes per month.

📚 Deep Research

Released in February 2025, built on o3. It conducts complex web research, analyzes dozens of sources, and creates detailed reports. It takes longer than a typical response, but the results are research-assistant level.

🤖 Agents: Your AI Assistant in Action

The biggest evolution of 2025. Three types of agents:

  • Operator (Jan 2025): Controls a browser inside a VM — fills forms, makes purchases, books appointments autonomously
  • Codex (May 2025): Writes code, runs tests, creates pull requests. Built on fine-tuned o3
  • ChatGPT Agent (Jul 2025): General purpose — multi-step tasks, controls a virtual computer, combines web search + reasoning

Since September 2025, you can even make purchases through ChatGPT (Agentic Commerce, in partnership with Stripe/Etsy).

🌐 ChatGPT Atlas: The AI Browser

In October 2025, OpenAI launched Atlas, a browser with built-in ChatGPT. It features an «agentic mode» that can perform online actions on your behalf. It directly competes with Chrome and Safari.

❤️ ChatGPT Health

Announced in January 2026. It evaluates medical data in a separate chat. In partnership with b.well for health data connectivity. Not available in Europe (EEA, UK, Switzerland).

⏰ Pulse: Your Morning Briefing

Since September 2025, Pulse analyzes your conversations and connected apps (Gmail, Google Calendar) to deliver a daily briefing. Like a personal assistant who knows what you did yesterday.

💰 Which Plan Do You Need?

$0 Free — GPT-5.2, Search, limited images
$20 Plus — Unlimited use, Voice, Deep Research
$200 Pro — Maximum compute power

There are also Team (for groups) and Enterprise (large companies) plans. In India, ChatGPT Go launched at ₹399/month.

⚡ The Models Behind ChatGPT

ChatGPT now runs GPT-5.2 (December 2025) with Auto mode that automatically adjusts how much reasoning is needed. GPT-5.3-Codex (February 2026) specializes in code. The o-series models (o3, o4-mini) «think» before responding — ideal for math, coding, and scientific reasoning.

💡 5 Pro Tips

1. Use Memory to avoid repeating yourself. 2. Try Custom GPTs for specialized tasks. 3. Use Deep Research for complex queries. 4. Ask for «step by step» for better answers. 5. Try Voice Mode for brainstorming — it's much more natural than typing.

ChatGPT OpenAI Custom GPTs AI Features Voice Mode Deep Research ChatGPT Memory AI Agents