Build AI products powered by Claude 4.5 Haiku or Claude 3 Opus - no coding required
Start buildingClaude 4.5 Haiku vs Claude 3 Opus
Compare Claude 4.5 Haiku and Claude 3 Opus. Build AI products powered by either model on Appaca.
Get startedModel Comparison
| Feature | Claude 4.5 Haiku | Claude 3 Opus |
|---|---|---|
| Provider | Anthropic | Anthropic |
| Model Type | text | text |
| Context Window | 200,000 tokens | 200,000 tokens |
| Input Cost | $1.00/ 1M tokens | $15.00/ 1M tokens |
| Output Cost | $5.00/ 1M tokens | $75.00/ 1M tokens |
Build with it | Build with Claude 4.5 Haiku | Build with Claude 3 Opus |
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Multi-Model Support
Power your AI product with Claude 4.5 Haiku, Claude 3 Opus, or any supported model. Switch anytime.
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We handle all API integrations. You focus on building your AI product, not managing keys.
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Strengths & Best Use Cases
Claude 4.5 Haiku
Anthropic1. Frontier-level coding at small-model speed
- Similar coding performance to Claude Sonnet 4 at one-third the cost.
- Runs 4-5x faster than Sonnet 4.5 for many tasks.
- Ideal for real-time pair programming, prototyping, and rapid iteration.
2. Excellent computer-use abilities
- Surpasses Claude Sonnet 4 in certain computer-control tasks.
- Great for agents requiring low-latency tool use (Chrome automation, coding agents, etc.).
3. Perfect for real-time, low-latency applications
- Chat assistants
- Customer support agents
- Interactive development loops
- Multi-agent orchestration
4. Works seamlessly with Sonnet 4.5 in hybrid agent setups
- Sonnet 4.5 plans complex workflows.
- Haiku 4.5 executes subtasks in parallel for speed and cost-efficiency.
5. High alignment & safest Claude model by metric
- Lower misaligned behavior rates than Haiku 3.5, Sonnet 4.5, and Opus 4.1.
- Limited CBRN risk → released under AI Safety Level 2 (ASL-2).
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 Claude 4.5 Haiku
textCold Outreach Email Generator
Generate high-converting cold emails for sales, networking, or partnerships.
Competitor Analysis (Differentiation Opportunities)
Analyze competitors and identify differentiation opportunities that strengthen your USP for your persona’s challenges.
Marketing Budget & Resource Allocation Plan
Allocate marketing budget and resources across the highest-impact initiatives to communicate your USP and address persona challenges.
Best for Claude 3 Opus
textVideo Marketing Strategy (Storytelling + Proof)
Build a video marketing strategy that uses storytelling to show how your USP transforms persona challenges into outcomes.
Support Ticket Detective: Bucket Audience Problems
Turn support tickets, FAQs, and customer emails into thematic pain-point buckets with headline ideas for each.
Marketing Performance Dashboard (KPIs + Definitions)
Design a marketing performance dashboard that tracks persona engagement, USP resonance, and the impact on solving key challenges.
What AI product will you build?
Describe your AI product idea and Appaca will help you create it - powered by Claude 4.5 Haiku, Claude 3 Opus, or any model you choose.
Free to start • No coding required • Launch to customers
See how Appaca works
Turn your AI ideas into AI products with the right AI model
Appaca is the complete platform for building AI agents, automations, and customer-facing interfaces. No coding required.
Customer-facing Interface
Create and style user interfaces for your AI agents and tools easily according to your brand.
Multimodel LLMs
Create, manage, and deploy custom AI models for text, image, and audio - trained on your own knowledge base.
Agentic workflows and integrations
Create a workflow for your AI agents and tools to perform tasks and integrations with third-party services.
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“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
Frequently Asked Questions
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Build AI products powered by Claude 4.5 Haiku or Claude 3 Opus
Create AI tools and agents on Appaca. Choose your model, build your product, launch to customers.