Build AI products powered by o4-mini or Gemini 3 Pro - no coding required
Start buildingCompare o4-mini and Gemini 3 Pro. Build AI products powered by either model on Appaca.
Get started| Feature | o4-mini | Gemini 3 Pro |
|---|---|---|
| Provider | OpenAI | |
| Model Type | text | text |
| Context Window | 200,000 tokens | 1,000,000 tokens |
| Input Cost | $1.10/ 1M tokens | $4.00/ 1M tokens |
| Output Cost | $4.40/ 1M tokens | $18.00/ 1M tokens |
Build with it | Build with o4-mini | Build with Gemini 3 Pro |
Appaca is a platform that enables you to create AI tools and agents. Choose the best model for your product and launch to customers.
Power your AI product with o4-mini, Gemini 3 Pro, or any supported model. Switch anytime.
We handle all API integrations. You focus on building your AI product, not managing keys.
Build once, sell to customers. Appaca handles payments, hosting, and scaling.
No credit card required • Build your first AI product in minutes
1. Fast and efficient reasoning
2. Optimized for coding tasks
3. Strong visual reasoning
4. Large 200K-token context window
5. High 100K-token output limit
6. Broad API compatibility
7. Cost-efficient for production
8. Succeeded by GPT-5 mini
1. State-of-the-art reasoning
2. World-leading multimodal capabilities
3. Exceptional coding + agentic workflows
4. Powerful for long-context tasks
5. Strong information synthesis and interpretation
6. High reliability for enterprise tasks
7. Optimized for production agents
Use these prompts to power AI products you build on Appaca. Each works great with the models above.
Generate detailed outlines for blog posts to streamline your writing process and ensure comprehensive coverage.
Create an email nurture campaign that guides your persona through the buyer journey while highlighting your USP and solving key challenges.
Analyze forum threads and social comments to uncover urgent problems, voice-of-customer language, and empathy statements for marketing copy.
Write multiple CTR-focused meta title/description variants aligned to intent and differentiators.
Generate a structured legal research memo with governing law, key authorities, analysis, and a verification checklist.
Create an AI tutor that explains complex concepts in simple terms, adapting to the students learning level and style.
Describe your AI product idea and Appaca will help you create it - powered by o4-mini, Gemini 3 Pro, or any model you choose.
Free to start • No coding required • Launch to customers
Appaca is the complete platform for building AI agents, automations, and customer-facing interfaces. No coding required.

Create and style user interfaces for your AI agents and tools easily according to your brand.

Create, manage, and deploy custom AI models for text, image, and audio - trained on your own knowledge base.

Create a workflow for your AI agents and tools to perform tasks and integrations with third-party services.
Trusted by incredible people at
Appaca provides out-of-the-box solutions your AI apps need.
Sell your AI agents and tools as a complete product with subscription and AI credits billing. Generate revenue for your busienss.


“I've built with various AI tools and have found Appaca to be the most efficient and user-friendly solution.”

Cheyanne Carter
Founder & CEO, Edubuddy
We are here to help!
Create AI tools and agents on Appaca. Choose your model, build your product, launch to customers.