Compare o3 and Grok 3 Mini. Find out which model is better for your specific use case and requirements.
| Feature | o3 | Grok 3 Mini |
|---|---|---|
| Provider | OpenAI | xAI |
| Model Type | text | text |
| Context Window | 200,000 tokens | 131,072 tokens |
| Input Cost | $2.00/ 1M tokens | $0.30/ 1M tokens |
| Output Cost | $8.00/ 1M tokens | $0.50/ 1M tokens |
1. Advanced reasoning capability
2. Strong performance across domains
3. Visual reasoning support
4. High output capacity
5. Excellent instruction following
6. Large 200K context window
7. Broad API support
8. Positioned as a legacy reasoning model
1. Lightweight but thoughtful reasoning
2. Extremely cost-efficient
3. Fast and responsive
4. Supports modern developer features
5. Large 131K context window
6. Great for non-domain-heavy tasks
7. Compatible with enterprise infrastructure
8. Optional Live Search support
Discover AI prompts that work great with these models. Use them to build powerful AI tools on Appaca.
Generate detailed outlines for blog posts to streamline your writing process and ensure comprehensive coverage.
Create effective sales call scripts with discovery questions, objection handling, and closing techniques.
Generate high-converting cold emails for sales, networking, or partnerships.
Generate a tailored cover letter that highlights your relevant experience and enthusiasm for the role.
Generate high-converting email subject lines that boost open rates using proven psychological triggers and A/B testing frameworks.
Generate a complete month of social media content ideas organized by platform, content type, and posting schedule.
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
Use Appaca to build and launch your AI products in minutes.