How to Build a Custom GPT with Claude 3.7 Sonnet
Learn how to create, launch, and monetize a custom Claude 3.7 Sonnet bot with CalStudio

Why Claude 3.7 Sonnet?
Anthropic recently released Claude 3.7 Sonnet, their most intelligent model to date and the first hybrid reasoning model on the market.
Most Intelligent Model
Claude 3.7 Sonnet represents Anthropic's most advanced AI model with exceptional reasoning capabilities.
Hybrid Reasoning Model
First-of-its-kind hybrid reasoning model that combines speed with deep analytical thinking.
Dual Mode Operation
Supports both regular mode for quick responses and extended thinking mode for complex reasoning.
The Challenge: While Claude 3.7 Sonnet is very impressive, creating a custom bot with it and sharing it with others (like Custom GPT on OpenAI) isn't straightforward—until now.
Simple Solution with CalStudio
Follow these simple steps to create your Claude 3.7 Sonnet custom GPT
Sign up on CalStudio.com
Visit CalStudio.com and create your free account to access the Claude 3.7 Sonnet platform.

Click "Create App"
Once signed up, navigate to your dashboard and click the "Create App" button to start building your Claude 3.7 Sonnet bot.

Select Claude
From the GPT builder app menu, choose "Claude" to access Anthropic's powerful language models including Claude 3.7 Sonnet.

Configure Your Claude 3.7 Sonnet Bot
Fill out the configuration form with your bot's details:
- Name: Choose a memorable name for your Claude 3.7 Sonnet bot
- Image: Upload a profile picture or avatar
- Model: Select Claude 3.7 Sonnet from the list of AI models
- Prompt: Define your bot's behavior and leverage hybrid reasoning capabilities

Pro Tip: Take advantage of Claude 3.7 Sonnet's dual-mode operation by creating prompts that can leverage both quick responses and extended thinking capabilities.
Create and Launch
Click "Create app" and that's all! It should be visible on the dashboard. Now, you can test it and launch it whenever you're ready! Once you've launched it, you can share the link with anyone!
Success! Your Claude 3.7 Sonnet AI bot is now ready with the most intelligent hybrid reasoning capabilities available.
Claude 3.7 Sonnet Dual Modes
Leverage two powerful operating modes for different use cases
Regular Mode
Perfect for quick responses, general conversations, and tasks that require immediate answers.
- • Fast response times
- • Efficient processing
- • General purpose tasks
- • Real-time conversations
Extended Thinking Mode
Ideal for complex reasoning, deep analysis, and tasks requiring sophisticated problem-solving.
- • Deep analytical thinking
- • Complex problem solving
- • Detailed reasoning chains
- • Advanced logic processing
Perfect Use Cases for Claude 3.7 Sonnet
Leverage the hybrid reasoning model for various applications
Research Assistant
Build powerful research tools that can switch between quick searches and deep analytical thinking.
Coding Assistant
Create programming assistants that provide quick code snippets or detailed architectural analysis.
Educational Tutor
Develop intelligent tutoring systems that adapt between simple explanations and complex reasoning.
Business Consultant
Build advisory systems that can handle both quick queries and complex strategic analysis.
Content Creator
Create writing assistants that can generate quick drafts or produce detailed, well-reasoned content.
Problem Solver
Develop systems that can tackle both simple troubleshooting and complex analytical problems.
Simple Pricing
Get started free, upgrade for continued access
Free Trial
Free messages to get started
- 50 free messages
- Access to Claude 3.7 Sonnet
- Both regular and extended thinking modes
Subscription
For unlimited access
- Unlimited messages
- Keep app active
- Advanced features
- Priority support
Note: The platform is free for the first 50 messages, after which you'll need a subscription to keep your app active and access Claude 3.7 Sonnet's improved capabilities.
Ready to Build with Claude 3.7 Sonnet?
Create powerful AI applications with the most intelligent hybrid reasoning model available
Related Articles
Explore more Claude and AI development guides