# Qwen3.8-Flash API pricing

Qwen3.8-Flash is one of Alibaba's newest models. It costs $0.15 per million tokens it reads and $0.47 per million it writes, $0.23 on a mix of 3 read for each 1 written. Below are every price Alibaba lists for it, what 8 everyday jobs cost a month on it, and the models that do as well for less.

- Page: https://tecyfy.com/prices/qwen3-8-flash
- Maker: Alibaba

## Price per million tokens, in US dollars

| | Price |
| --- | --: |
| Input | $0.15 |
| Cached input | $0.016 |
| Cache write | not listed |
| Output | $0.47 |
| Blend, 3 read for each 1 written | $0.23 |
| Batch input | not listed |
| Batch output | not listed |
| Context window, tokens | not listed |
| Longest answer, tokens | not listed |
| Capability score (Epoch Capabilities Index; GPT-5 is 150) | not scored |

## What 8 everyday jobs cost a month

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

| Job | Tokens in, out, runs a day | A run | A month |
| --- | --- | --: | --: |
| A chat question | 300, 500, 100 | 0.028 cents | 84 cents |
| A hard question, with thinking | 300, 1,400, 100 | 0.07 cents | $2.11 |
| A long report, summarised | 60,000, 2,000, 20 | 0.99 cents | $5.96 |
| A 40-turn agent task | 2,800,000, 40,000, 10 | 10 cents | $30.34 |
| A support bot's reply | 4,000, 300, 2,000 | 0.047 cents | $28.38 |
| Sort a message into a category | 250, 5, 50,000 | 0.004 cents | $59.77 |
| Read an invoice into fields | 1,500, 250, 1,000 | 0.034 cents | $10.27 |
| Review a pull request | 25,000, 4,500, 50 | 0.59 cents | $8.80 |

## Questions

### How much does Qwen3.8-Flash cost?

Qwen3.8-Flash costs $0.15 per million input tokens, the text it reads, and $0.47 per million output tokens, the text it writes, thinking included. On a mix of 3 tokens read for each 1 written, that is $0.23 per million.

### How much does cached input cost on Qwen3.8-Flash?

Text Qwen3.8-Flash reads again from the cache costs $0.016 per million tokens, against $0.15 the first time. Alibaba lists no separate price for writing to the cache.

### Does Qwen3.8-Flash have a batch price?

Not on Alibaba's price page, which lists no batch price for Qwen3.8-Flash. The cache still lowers the price of text it reads again.

### How good is Qwen3.8-Flash?

Epoch AI has no independent score for Qwen3.8-Flash yet. Run the same 10 tasks of your own on it and on a model you know, and compare the answers and the bills.

### Where does Qwen3.8-Flash rank on price?

Qwen3.8-Flash is the 3rd cheapest of the 16 newest models we list, by the price of 3 tokens read for each 1 written.

### What does a support bot cost a month on Qwen3.8-Flash?

At 2,000 replies a day, each reading 4,000 tokens (50 percent of them from cache) and writing 300, a support bot costs 0.047 cents a reply on Qwen3.8-Flash, $28.38 a month.

### What does an AI agent task cost on Qwen3.8-Flash?

One 40-turn task that reads 2,800,000 tokens in all, 90 percent of them from cache, and writes 40,000, costs 10 cents on Qwen3.8-Flash. At 10 tasks a day that is $30.34 a month.

## Sources

- [Alibaba: API prices](https://www.qwencloud.com/pricing/api)
- Every model's prices as [JSON](https://tecyfy.com/prices.json) or [CSV](https://tecyfy.com/prices.csv), free to use

## Compare

- [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-Flash](https://tecyfy.com/prices/compare/qwen3-7-plus-vs-qwen3-8-flash.md)
- [Qwen3.7-Flash vs Qwen3.8-Flash](https://tecyfy.com/prices/compare/qwen3-7-flash-vs-qwen3-8-flash.md)
- [GPT-6 Luna vs Qwen3.8-Flash](https://tecyfy.com/prices/compare/gpt-6-luna-vs-qwen3-8-flash.md)
- [Claude Haiku 5.5 vs Qwen3.8-Flash](https://tecyfy.com/prices/compare/claude-haiku-5-5-vs-qwen3-8-flash.md)
- [DeepSeek V4.1 Flash vs Qwen3.8-Flash](https://tecyfy.com/prices/compare/deepseek-flash-vs-qwen3-8-flash.md)
- [Gemini 3.5 Flash-Lite vs Qwen3.8-Flash](https://tecyfy.com/prices/compare/gemini-3-5-flash-lite-vs-qwen3-8-flash.md)
- [Gemini 3.8 Flash vs Qwen3.8-Flash](https://tecyfy.com/prices/compare/gemini-3-8-flash-vs-qwen3-8-flash.md)

## Alibaba's other models

- [Qwen3.8-Max](https://tecyfy.com/prices/qwen3-8-max.md)
- [Qwen3.7-Max](https://tecyfy.com/prices/qwen3-7-max.md)
- [Qwen3.7-Plus](https://tecyfy.com/prices/qwen3-7-plus.md)
- [Qwen3.7-Flash](https://tecyfy.com/prices/qwen3-7-flash.md)