The world's most-used AI assistant. Handles writing, coding, analysis, math, research, and conversation. Available via web, iOS, Android, and API. GPT-4o included on free tier.
Absolutely essential. Use it every single day — it's changed how I approach work completely.
Great for writing and brainstorming. Sometimes hallucinates so always verify facts, but for general tasks it's brilliant.
The code generation alone is worth it. Saves me hours every week.