Qwen 2.5 72B
Qwen 2.5 72B is Alibaba's flagship open-source model for complex reasoning, coding, and multilingual tasks, with a 128K token context window.
API Pricing
Cheapest on OpenRouter — 75% below avg| Provider | Input / 1M | Output / 1M | Updated |
|---|---|---|---|
| $0.120 | $0.390 | 4/14/2026 | |
| $0.120 | $0.390 | 4/4/2026 | |
| $1.20 | $1.20 | 4/14/2026 |
Prices updated daily. Last check: 4/14/2026
Model Details
General
- Creator
- Alibaba
- Family
- Qwen
- Tier
- Flagship
- Context Window
- 128K
- Knowledge Cutoff
- Mar 2024
- Modalities
- Text
Capabilities
- Tool Calling
- Yes
- Open Source
- Yes
- Subtypes
- Chat Completion, Code Generation
Strengths & Limitations
- Open-source model weights available for local deployment and fine-tuning
- 128K token context window for processing long documents
- Tool calling support with structured output capabilities
- Strong multilingual performance across multiple languages
- 72B parameters provide substantial reasoning capabilities
- No usage restrictions typical of proprietary models
- Active development and updates from Alibaba's research team
- Text-only modality - no image or multimodal input support
- Knowledge cutoff of March 2024 is older than some competing models
- Requires significant computational resources for local deployment
- Smaller parameter count than some competing flagship models
- Limited compared to proprietary models with more recent training data
Key Features
About Qwen 2.5 72B
Common Use Cases
Qwen 2.5 72B is well-suited for organizations requiring a flagship-tier model with full deployment control and data privacy. Its 128K context window makes it effective for long-document analysis, complex reasoning tasks, and multi-turn conversations that require substantial context retention. The model's open-source nature makes it ideal for research institutions, enterprises with strict data governance requirements, and developers who need to customize model behavior through fine-tuning. Its strong coding capabilities support software development workflows, while multilingual support enables global applications across different languages and regions.
Frequently Asked Questions
How much does Qwen 2.5 72B cost per million tokens?
Qwen 2.5 72B pricing varies significantly by provider and deployment type (cloud API vs self-hosted). Check the pricing table above for current rates across all providers offering this model.
What is Qwen 2.5 72B best used for?
Qwen 2.5 72B excels at complex reasoning tasks, long-document analysis, code generation, and multilingual applications where data privacy and deployment control are important. Its 128K context window and open-source nature make it particularly valuable for enterprise use cases requiring on-premises deployment.
How does Qwen 2.5 72B compare to other open-source flagship models?
Qwen 2.5 72B offers a 128K context window and strong multilingual capabilities, though it's text-only unlike some multimodal alternatives. Its 72B parameter count provides substantial reasoning capabilities while being more resource-efficient than larger 100B+ parameter models, making it a balanced choice for organizations needing flagship performance with manageable infrastructure requirements.