Build AI products powered by o3 or Claude 3.5 Haiku - no coding required
Start buildingo3 vs Claude 3.5 Haiku
Compare o3 and Claude 3.5 Haiku. Build AI products powered by either model on Appaca.
Get startedModel Comparison
| Feature | o3 | Claude 3.5 Haiku |
|---|---|---|
| Provider | OpenAI | Anthropic |
| Model Type | text | text |
| Context Window | 200,000 tokens | 200,000 tokens |
| Input Cost | $2.00/ 1M tokens | $0.80/ 1M tokens |
| Output Cost | $8.00/ 1M tokens | $4.00/ 1M tokens |
Build with it | Build with o3 | Build with Claude 3.5 Haiku |
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Power your AI product with o3, Claude 3.5 Haiku, or any supported model. Switch anytime.
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Strengths & Best Use Cases
o3
OpenAI1. Advanced reasoning capability
- Designed for multi-step thinking across text, code, and visual inputs.
- Excels at math, science, logic puzzles, and complex analytical workflows.
2. Strong performance across domains
- Highly capable in technical writing, data analysis, and structured problem-solving.
- Useful for research, engineering tasks, and intricate instruction-following.
3. Visual reasoning support
- Accepts image inputs, enabling tasks such as diagram analysis, chart interpretation, and visual logic assessments.
4. High output capacity
- Up to 100,000 output tokens, supporting long-form content, technical breakdowns, and multi-part solutions.
5. Excellent instruction following
- Produces detailed, step-by-step responses for tasks requiring precision and clarity.
- Ideal for educational explanations, system design reasoning, and code walkthroughs.
6. Large 200K context window
- Handles long documents, multi-file reasoning, or extended conversations with minimal loss of context.
7. Broad API support
- Works with Chat Completions, Responses, Realtime, Assistants, Batch, Embeddings, Image Generation, and more.
- Supports streaming and function calling for advanced workflows.
8. Positioned as a legacy reasoning model
- Remains extremely capable but formally succeeded by GPT-5, which offers stronger reasoning and performance.
Claude 3.5 Haiku
Anthropic1. Intelligence & Benchmark Performance
- Matches Claude 3 Opus (previous largest model) on many intelligence tasks.
- Surpasses Claude 3 Opus on multiple evaluations despite being a smaller, faster model.
- Major improvements across every skill category vs previous Haiku.
2. Coding Strength
-
Scores 40.6% on SWE-bench Verified, outperforming:
- Claude 3.5 Sonnet (original version)
- GPT-4o
- Many agent-driven systems
-
Excellent for engineering assistants, agent coding tasks, and bug fixing.
3. Speed & Latency
- Same speed class as Claude 3 Haiku (ultra-fast).
- Ideal for real-time interactions, high request volumes, and UI responsiveness.
4. Tool Use & Instruction Following
- Better at following instructions than previous Haiku.
- Stronger at tool use accuracy, making it reliable for agents and workflows.
5. Best Use Cases
- High-volume, low-latency tasks
- User-facing products
- Sub-agent tasks in larger workflows
- Processing large structured datasets (pricing, inventory, purchase history)
- Rapid content or code generation where speed matters
Prompts to Get Started
Use these prompts to power AI products you build on Appaca. Each works great with the models above.
Best for o3
textEducational Webinars (Deep-Dive Curriculum)
Create educational webinar topics and formats that teach persona-relevant skills and connect your USP to solving key challenges.
Email Campaign (Buyer Journey Nurture)
Create an email nurture campaign that guides your persona through the buyer journey while highlighting your USP and solving key challenges.
Resume Bullet Point Optimizer
Transform weak resume responsibilities into strong, results-oriented bullet points.
Best for Claude 3.5 Haiku
textLoyalty Program Perk Prioritizer (Business Travel)
Rank elite benefits by money/time value for a specific business trip goal and traveler needs.
Video Tutorials (Implementation Walkthroughs)
Create video tutorials that teach your persona how to implement your USP solution against specific challenges with clear, actionable guidance.
Customer Feedback Loop (Insights → Messaging)
Design a customer feedback loop to track evolving persona challenges and preferences, informing marketing strategy and USP refinement.
What AI product will you build?
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Founder & CEO, Edubuddy
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Build AI products powered by o3 or Claude 3.5 Haiku
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