Create personal apps powered by AI models
Get started freeGPT-4 Turbo vs Grok 3 Mini
Compare GPT-4 Turbo and Grok 3 Mini. Build AI products powered by either model on Appaca.
Model Comparison
| Feature | GPT-4 Turbo | Grok 3 Mini |
|---|---|---|
| Provider | OpenAI | xAI |
| Model Type | text | text |
| Context Window | 128,000 tokens | 131,072 tokens |
| Input Cost | $10.00/ 1M tokens | $0.30/ 1M tokens |
| Output Cost | $30.00/ 1M tokens | $0.50/ 1M tokens |
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Strengths & Best Use Cases
GPT-4 Turbo
OpenAI1. Strong reasoning for its generation
- Next-gen version of GPT-4 designed to be cheaper and faster than the original.
- Good for analytical tasks, structured writing, coding guidance, and multi-step reasoning.
2. Image input support
- Accepts images and provides text-only outputs.
- Useful for OCR, visual Q&A, document extraction, UI analysis, and design interpretation.
3. Stable performance
- Predictable model behavior suitable for legacy systems still built on GPT-4.
- Works reliably for established pipelines and enterprise workloads.
4. Large 128K context window
- Handles long documents, multi-file inputs, or extended conversational sessions.
- Allows complex prompt chaining and large instruction sets.
5. Broad endpoint compatibility
- Works with Chat Completions, Responses API, Realtime API, Assistants, Batch, Fine-tuning, Embeddings, and more.
- Supports streaming and function calling.
6. Good choice for cost-controlled GPT-4-class workloads
- Although older, still useful for teams who want GPT-4-level reasoning without upgrading immediately.
- A midpoint between legacy GPT-4 and modern GPT-4o/5.1 models.
7. Text-only output simplifies downstream use
- Ensures deterministic outputs for applications that need reliable text generation.
- Good for RAG, data pipelines, automation tools, and enterprise systems.
8. Recommended migration path
- OpenAI now recommends using GPT-4o or GPT-5.1 for improved speed, cost, reasoning, and multimodal capability.
- GPT-4 Turbo remains available for backward compatibility and stability.
Grok 3 Mini
xAI1. Lightweight but thoughtful reasoning
- Designed to 'think before responding' with accessible raw thought traces.
- Excellent for logic puzzles, lightweight reasoning, and systematic tasks.
2. Extremely cost-efficient
- Only $0.30 per 1M input tokens and $0.50 per 1M output tokens.
- Cached token support lowers cost to $0.075 per 1M tokens.
3. Fast and responsive
- Optimized for low-latency applications and high-throughput use cases.
- Suitable for chatbots, assistants, and automation flows.
4. Supports modern developer features
- Function calling for tool-augmented workflows.
- Structured outputs for schema-controlled responses.
- Integrates cleanly with agents and pipelines.
5. Large 131K context window
- Can understand and work with long documents, transcripts, or multi-turn sessions.
6. Great for non-domain-heavy tasks
- Useful for summarization, rewriting, extraction, everyday reasoning, and app logic.
- Does not require domain expertise to operate effectively.
7. Compatible with enterprise infrastructure
- Stable rate limits: 480 requests per minute.
- Same API structure as all Grok 3 models.
8. Optional Live Search support
- $25 per 1K sources for real-time search augmentation.
Prompts to Get Started
Use these prompts to power AI products you build on Appaca. Each works great with the models above.
Best for GPT-4 Turbo
textExpense Policy Compliance Check (Hotel Booking)
Verify whether a hotel booking meets corporate policy for rate, distance, and cancellation rules before you reserve.
Neighborhood Guide Content Creator (Local Expert Blog)
Outline a high-value neighborhood guide blog post that positions you as the local expert with sections for food, parks/schools, vibe, and commute.
Value-Added Service Inquiry (Pre-Arrival Email)
Write a polite pre-arrival email to request fee waivers or courtesy upgrades like premium Wi‑Fi and early check-in.
Best for Grok 3 Mini
textCustomer Advisory Board (CAB) Program
Design a customer advisory board that gathers persona leader insights to refine marketing strategy, strengthen your USP, and address evolving challenges.
AI Tutor - Concept Explainer
Create an AI tutor that explains complex concepts in simple terms, adapting to the students learning level and style.
Competitor Gap Finder: Unserved Audience Pain Points
Identify pain points your competitors likely ignore and explain why addressing them builds trust and differentiation.
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