Qwen2.5-72B
The previous-generation Qwen flagship, still widely deployed for stability.
Updated
Quick facts
- Released
- Sep 2024
- Context
- 128K tokens
- Output / 1M
- Pricing not published
- License
- Apache-2.0
About Qwen2.5-72B
Qwen2.5-72B was Alibaba's late-2024 flagship and the model that established Qwen as a genuine alternative to Llama for commercial-friendly open-weight deployments. Heavily used in 2025 production stacks; Qwen3 is the recommended upgrade.
Benchmarks
Published scores from Alibaba's model card or independent leaderboards. We do not publish numbers we cannot source, see methodology.
- MMLU86.0
Capabilities
Strengths
- Mature deployment
- Apache-2.0
- Strong multilingual
Tracked weaknesses
- Superseded by Qwen3 for new builds
Pricing
Per-million-token rates as published by Alibaba.
Call Qwen2.5-72B from your code
Drop-in snippet for the Alibaba SDK. Set your API key in the environment and run.
import OpenAI from "openai";
const client = new OpenAI({
// Use OPENAI_API_KEY for OpenAI, or your provider's key + baseURL.
apiKey: process.env.OPENAI_API_KEY,
});
const completion = await client.chat.completions.create({
model: "qwen-2-5-72b",
messages: [
{ role: "user", content: "What's the time complexity of quicksort?" },
],
});
console.log(completion.choices[0].message.content);Best for
Tasks where Qwen2.5-72B ranks among LLMDex's top picks.
Compare Qwen2.5-72B with…
Frequently asked
How much does Qwen2.5-72B cost?
Alibaba has not published per-token API pricing for Qwen2.5-72B at the time of writing. Check the official site for current pricing tiers, or compare against alternative models on LLMDex.What is Qwen2.5-72B's context window?
Qwen2.5-72B supports a context window of 128K tokens.Is Qwen2.5-72B open source?
Qwen2.5-72B ships with open weights under the Apache-2.0 license. You can self-host it, fine-tune it, and (subject to the license terms) deploy it commercially.When was Qwen2.5-72B released?
Qwen2.5-72B was released on Sep 19, 2024 by Alibaba.
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