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Get started freeGPT-5 Nano vs Claude 3 Haiku
Compare GPT-5 Nano and Claude 3 Haiku. Build AI products powered by either model on Appaca.
Model Comparison
| Feature | GPT-5 Nano | Claude 3 Haiku |
|---|---|---|
| Provider | OpenAI | Anthropic |
| Model Type | text | text |
| Context Window | 400,000 tokens | 200,000 tokens |
| Input Cost | $0.05/ 1M tokens | $0.25/ 1M tokens |
| Output Cost | $0.40/ 1M tokens | $1.25/ 1M tokens |
Stop choosing. Use both.
With Appaca you don't have to pick — build apps that are powered by GPT-5 Nano, Claude 3 Haiku, for your specific use case.
Build your first app freeStrengths & Best Use Cases
GPT-5 Nano
OpenAI1. Extremely fast performance
- Fastest model in the GPT-5 family.
- Great for real-time workflows, rapid responses, and high-throughput systems.
2. Most cost-efficient GPT-5 model
- Lowest input and output token costs.
- Suitable for large-scale or budget-sensitive applications.
3. Ideal for lightweight, well-scoped tasks
- Excels at summarization, classification, text extraction, and simple logic tasks.
- Best used when tasks are narrow and well-defined.
4. Multimodal input
- Accepts text + image as input.
- Outputs text only.
5. Broad tool support
- Supports Web Search, File Search, Image Generation (as a tool), Code Interpreter, and MCP.
- (Does not support Computer Use.)
Claude 3 Haiku
Anthropic1. Speed
- Fastest model in the Claude 3 family
- Near-instant responses for chat, support, and live tools
2. Efficiency
- Most affordable model
- Ideal for massive-scale applications and low-latency use cases
3. Practical Use Cases
- Customer support
- Translations
- Moderation
- Logistics, inventory systems
- Extracting insights from unstructured data
4. Vision Skills
- Handles charts, images, and diagrams quickly
- Useful for scanning large volumes of visual data
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 Nano
textSocial Proof Banner Copy
Write concise social proof banner copy for your website. Builds instant trust with new visitors.
Cash Flow Analysis
Analyse cash flow data and identify trends, risks, and improvement opportunities.
Restaurant Review Blog Post
Write an engaging restaurant review for a travel blog. Covers ambiance, food, service, and value with vivid personal voice.
Best for Claude 3 Haiku
textLinkedIn Connection Request
Write a personalized LinkedIn connection request note that gets accepted. Brief, specific, and value-oriented.
Email Subject Line Generator
Generate high-converting email subject lines that boost open rates using proven psychological triggers and A/B testing frameworks.
SMART Goal Refinement
Refine a vague goal into a specific, measurable, achievable SMART goal.