Qwen2.5 72B Instruct vs Qwen3 Next 80B A3B Thinking
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Qwen2.5 72B Instruct and Qwen3 Next 80B A3B Thinking.
Qwen2.5 72B Instruct
Qwen2.5 72B is the latest series of Qwen large language models. Qwen2.5 brings the following improvements upon Qwen2: - Significantly more knowledge and has greatly improved capabilities in coding and...
Qwen3 Next 80B A3B Thinking
Qwen3-Next-80B-A3B-Thinking is a reasoning-first chat model in the Qwen3-Next line that outputs structured “thinking” traces by default. It’s designed for hard multi-step problems; math proofs, code synthesis/debugging, logic, and agentic...
Technical Specifications
| Specification | Qwen2.5 72B Instruct | Qwen3 Next 80B A3B Thinking |
|---|---|---|
| Provider | Alibaba | Alibaba |
| Context Window | 131,072 tokens | 262,144 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | self hostable | self hostable |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2024-09-19 | 2025-09-11 |
API Pricing Comparison
Input Price per Million Tokens
Qwen2.5 72B Instruct
$0.36
Qwen3 Next 80B A3B Thinking
$0.10
Output Price per Million Tokens
Qwen2.5 72B Instruct
$0.40
Qwen3 Next 80B A3B Thinking
$0.78
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Qwen2.5 72B Instruct Quirks & Gotchas
No developer gotchas reported.
Qwen3 Next 80B A3B Thinking Quirks & Gotchas
No developer gotchas reported.