# Qwen3.7-Max vs Qwen3.8-Max

Qwen3.8-Max is one of Alibaba's newest models and Qwen3.7-Max an earlier one, so this is also what moving up costs or saves. Qwen3.8-Max is the cheaper of the 2: for the same tokens, 3 read for each 1 written, Qwen3.7-Max costs 1.3 times as much. Below are both price lists, what 8 everyday jobs cost a month on each, and how many tokens the same text takes on each, which can change the answer.

- Page, with a calculator for your own job: https://tecyfy.com/prices/compare/qwen3-7-max-vs-qwen3-8-max
- Makers: Qwen3.7-Max from Alibaba, Qwen3.8-Max from Alibaba

## Price per million tokens, in US dollars

| | Qwen3.7-Max | Qwen3.8-Max |
| --- | --: | --: |
| Input | $2.50 | $2 |
| Cached input | $0.50 | $0.25 |
| Cache write | not listed | not listed |
| Output | $7.50 | $6 |
| Blend, 3 read for each 1 written | $3.75 | $3 |
| Batch input | not listed | not listed |
| Batch output | not listed | not listed |
| Context window, tokens | not listed | not listed |
| Capability score (Epoch Capabilities Index; GPT-5 is 150) | 154 | 157 |
| Longest answer, tokens | not listed | not listed |

## What 8 everyday jobs cost a month on each

Each job at its usual runs a day, for 30 days, at the standard price.

| Job | Tokens in, out, runs a day | Qwen3.7-Max | Qwen3.8-Max |
| --- | --- | --: | --: |
| A chat question | 300, 500, 100 | $13.50 | $10.80 |
| A hard question, with thinking | 300, 1,400, 100 | $33.75 | $27.00 |
| A long report, summarised | 60,000, 2,000, 20 | $99.00 | $79.20 |
| A 40-turn agent task | 2,800,000, 40,000, 10 | $678 | $429 |
| A support bot's reply | 4,000, 300, 2,000 | $495 | $378 |
| Sort a message into a category | 250, 5, 50,000 | $994 | $795 |
| Read an invoice into fields | 1,500, 250, 1,000 | $169 | $135 |
| Review a pull request | 25,000, 4,500, 50 | $144 | $116 |

## Questions

### Which is cheaper, Qwen3.7-Max or Qwen3.8-Max?

Qwen3.8-Max is cheaper: $2 per million tokens read and $6 per million written, against $2.50 and $7.50 on Qwen3.7-Max. On a mix of 3 tokens read for each 1 written, Qwen3.7-Max costs 1.3 times as much.

### Which is better, Qwen3.7-Max or Qwen3.8-Max?

On the Epoch Capabilities Index, an independent score from Epoch AI that combines over 50 benchmarks, Qwen3.8-Max scores 157 and Qwen3.7-Max 154, above the top of the range of doubt around Qwen3.7-Max's score (GPT-5 is 150). One score is an average; test both on your own work before you switch.

### What does a support bot cost a month on Qwen3.7-Max and Qwen3.8-Max?

At 2,000 replies a day, each reading 4,000 tokens (50 percent of them from cache) and writing 300, it costs $495 a month on Qwen3.7-Max and $378 on Qwen3.8-Max: Qwen3.7-Max costs 1.3 times as much for this job.

### What does an AI agent task cost on Qwen3.7-Max and Qwen3.8-Max?

One 40-turn task that reads 2,800,000 tokens in all, 90 percent of them from cache, and writes 40,000, costs $2.26 on Qwen3.7-Max and $1.43 on Qwen3.8-Max. At 10 tasks a day that is $678 and $429 a month.

### Does the same text take the same number of tokens on Qwen3.7-Max and Qwen3.8-Max?

Yes, both are counted the same way: our lesson "How AI writes", 1,700 words long, is about 2,100 tokens on each.

### Is it cheaper to move from Qwen3.7-Max to Qwen3.8-Max?

Yes, per token: Qwen3.8-Max costs $2 per million tokens read and $6 written, against $2.50 and $7.50 on Qwen3.7-Max, which costs 1.3 times as much for the same tokens. Run your own tasks on it before you switch, since answers, length and thinking can differ.

### Can I pay less on Qwen3.7-Max and Qwen3.8-Max for work that can wait?

Not with a batch price: neither maker's price page lists one for these models. A cache still lowers the price of text the model reads again.

## Sources

- [Alibaba: API prices](https://www.qwencloud.com/pricing/api)
- [Epoch Capabilities Index, by Epoch AI (CC BY 4.0)](https://epoch.ai/benchmarks/eci)

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- [Qwen3.7-Max vs Qwen3.8-Flash](https://tecyfy.com/prices/compare/qwen3-7-max-vs-qwen3-8-flash.md)
- [Qwen3.7-Plus vs Qwen3.8-Max](https://tecyfy.com/prices/compare/qwen3-7-plus-vs-qwen3-8-max.md)
- [Qwen3.7-Flash vs Qwen3.8-Max](https://tecyfy.com/prices/compare/qwen3-7-flash-vs-qwen3-8-max.md)
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- [Claude Sonnet 5.5 vs Qwen3.8-Max](https://tecyfy.com/prices/compare/claude-sonnet-5-5-vs-qwen3-8-max.md)
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