GoChat offers three model tiers so you can balance speed and depth. Pick the tier that matches your question — switch any time below the chat box.
Fast
GPT-5 mini
Quick, lightweight responses for everyday questions. Best when you want a fast, direct answer without deep reasoning.
Best for
- Simple questions
- Quick summaries
- Casual chat
- Follow-up replies
Smart
Gemini 2.5 Pro
Stronger reasoning and analysis for questions that need thought. Handles multi-step problems, documents, and nuanced requests.
Best for
- Analysis & breakdowns
- Coding help
- Document Q&A
- Research synthesis
Think Max
Claude Opus 4
The deepest, most thorough tier. Spends more time thinking to produce long, detailed, expert-grade answers for the hardest problems.
Best for
- Deep reasoning
- Long-form writing
- Expert problems
- Complex planning
Attribute
Fast
Smart
Think Max
Model
GPT-5 mini
Gemini 2.5 Pro
Claude Opus 4
Speed
Fastest
Balanced
Slowest (most thorough)
Reasoning depth
Light
Advanced
Expert
Best for
Faster answer
More complicated question
Super long answer & super advanced
Available on
All plans (incl. Free)
Pro & Business
Business
How to choose
- Need it fast? Use Fast for quick answers and everyday chat.
- Hard problem? Use Smart for analysis, coding, and documents.
- Want the deepest answer? Use Think Max for expert, long-form reasoning.
- Locked tiers unlock with a Pro or Business plan — tap a locked tier in chat to upgrade.
Compare voice settings
Voice setting comparison
Configure up to three voices side by side, play them with the same text, and apply the one that sounds best to you.
Voice A
neutral
Brisk
Voice B
feminine
Brisk
Voice C
masculine
Brisk