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Get started freeClaude 4.1 Opus vs Qwen-Long
Compare Claude 4.1 Opus and Qwen-Long. Build AI products powered by either model on Appaca.
Model Comparison
| Feature | Claude 4.1 Opus | Qwen-Long |
|---|---|---|
| Provider | Anthropic | Alibaba Cloud |
| Model Type | text | text |
| Context Window | 1,000,000 tokens | 10,000,000 tokens |
| Input Cost | $15.00/ 1M tokens | $0.07/ 1M tokens |
| Output Cost | $75.00/ 1M tokens | $0.29/ 1M tokens |
Put these models to work for you
Create personal apps and internal tools powered by Claude 4.1 Opus, Qwen-Long, and 20+ other AI models. Just describe what you need — your app is ready in minutes.
Strengths & Best Use Cases
Claude 4.1 Opus
Anthropic1. Advanced Coding Performance
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Achieves 74.5% on SWE-bench Verified, improving the Claude family's state-of-the-art coding abilities.
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Stronger at:
- Multi-file code refactoring
- Large codebase debugging
- Pinpointing exact corrections without unnecessary edits
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Outperforms Opus 4 and shows gains comparable to jumps seen in past major releases.
2. Improved Agentic & Research Capabilities
- Better at maintaining detail accuracy in long research tasks.
- Enhanced agentic search and step-by-step problem solving.
- Performs reliably across complex multi-turn reasoning tasks.
3. Validated by Real-World Users
- GitHub: Better multi-file refactoring and code adjustments.
- Rakuten Group: High precision debugging with minimal collateral changes.
- Windsurf: One standard deviation improvement on their junior dev benchmark - similar magnitude to Sonnet 3.7 → Sonnet 4.
4. Hybrid-Reasoning Benchmark Improvements
- Improvements across TAU-bench, GPQA Diamond, MMMLU, MMMU, AIME (with extended thinking).
- Stronger robustness in long-context reasoning tasks.
Qwen-Long
Alibaba Cloud1. Extremely long context window
- Up to 10 million tokens.
2. Ideal for document-heavy workflows
- Legal, financial, RAG, compliance, research.
3. Low-cost for large-scale ingestion
- Optimized pricing for big inputs.
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 4.1 Opus
textUncover Precedents (Case Map + Misinterpretation Risks)
Create a precedent map for an area of law with key cases, rules/tests, and the risks of misreading precedent.
Create Discovery Questions (Interrogatories + RFPs + RFAs)
Generate clear, organized discovery questions and requests tailored to a specific legal issue and case theory.
Collaboration Outreach Request
Draft collaboration outreach messages for partnerships, co-marketing, podcasts, affiliates, and integrations-with clear value exchange and next steps.
Best for Qwen-Long
textUser-Generated Content Campaign (Social Proof at Scale)
Create a UGC campaign that encourages your persona to share wins and stories that prove your USP and relate to common challenges.
SEO + CRO Page Improvement (Two-Column Table)
Get actionable SEO and conversion improvements for a page, returned as a clear two-column action table.
Welcome Email Series Generator
Create a complete automated welcome email sequence that nurtures new subscribers and drives conversions.
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