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Get started freeGPT-5 Mini vs Claude 3 Opus
Compare GPT-5 Mini and Claude 3 Opus. Build AI products powered by either model on Appaca.
Model Comparison
| Feature | GPT-5 Mini | Claude 3 Opus |
|---|---|---|
| Provider | OpenAI | Anthropic |
| Model Type | text | text |
| Context Window | 400,000 tokens | 200,000 tokens |
| Input Cost | $0.25/ 1M tokens | $15.00/ 1M tokens |
| Output Cost | $2.00/ 1M tokens | $75.00/ 1M tokens |
Stop choosing. Use both.
With Appaca you don't have to pick — build apps that are powered by GPT-5 Mini, Claude 3 Opus, for your specific use case.
Build your first app freeStrengths & Best Use Cases
GPT-5 Mini
OpenAI1. High reasoning performance
- Retains strong reasoning capabilities despite being a smaller, faster model.
- Suitable for tasks requiring accurate logic and structured thinking.
2. Fast and cost-efficient
- Optimized for speed, making it ideal for real-time or high-volume workloads.
- Far cheaper than GPT-5 while maintaining solid capability.
3. Great for well-defined tasks
- Excels when prompts are precise and objectives are clearly specified.
- More predictable and stable for deterministic workflows.
4. Multimodal input
- Accepts text + image as input.
- Outputs text only.
5. Tool support
- Works with Web Search, File Search, Code Interpreter, MCP.
- (Does not support Image Generation as a tool and does not support Computer Use.)
Claude 3 Opus
Anthropic1. Intelligence & Reasoning
- Highest capability in the Claude 3 family
- Near-human comprehension and fluency
- Excels at MMLU, GPQA, GSM8K, advanced reasoning tasks
2. Complex Problem Solving
- Best for research, strategy, multi-step planning
- Handles ambiguous, open-ended tasks with ease
3. Vision & Multimodal Capabilities
- Strong chart/graph understanding
- Processes documents, technical diagrams, and dense visual data
4. Recall & Long-Context Reasoning
- Near-perfect recall (>99% on NIAH benchmark)
- Handles very large documents and multi-file workflows
5. Enterprise-Grade Accuracy
- Significantly reduced hallucinations
- High correctness rate for factual queries
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-5 Mini
textPlatform Engineering RFC
Write a Request for Comments (RFC) for a proposed platform change.
P&L Commentary
Write management commentary for a profit and loss statement.
Personal Budget Template
Create a personalised monthly budget framework based on income and spending.
Best for Claude 3 Opus
textCover Letter Generator
Generate a tailored cover letter that highlights your relevant experience and enthusiasm for the role.
Leadership Principles Document
Define a set of leadership principles to guide decision-making at a company.
Marketing Performance Dashboard (KPIs + Definitions)
Design a marketing performance dashboard that tracks persona engagement, USP resonance, and the impact on solving key challenges.