# DeepSeek: DeepSeek V4.1 Flash (batch)

- Model id: `deepseek/deepseek-v4.1-flash:batch`
- Served by: -
- List price per 1M tokens, input / output, from: -, with 0% platform fee. A request is billed at the list price of the host that served it.
- Context: 1.05M, max output 944K
- Prices read 2026-11-15 09:33 UTC
- Page: https://plaingateway.com/models/deepseek/deepseek-v4.1-flash%3Abatch

DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...

## Hosts

| Host | Endpoint | In / out /M | Cache read /M | Context | Served |
|---|---|---|---|---|---|
| DeepInfra | `deepinfra/fp8` | $0.112 / $0.336 | $0.00336 | 1.05M | no |
| Together | `together` | $0.15 / $0.60 | $0.003 | 1.05M | no |

## First request

```sh
curl https://api.plaingateway.com/api/v1/chat/completions \
  -H "Authorization: Bearer $PLAINGATEWAY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "deepseek/deepseek-v4.1-flash:batch", "messages": [{"role": "user", "content": "Say hello in five words."}]}'
```

Sign up at https://plaingateway.com/signup (no card), create a key, send a test call, and add credits when you want more. New accounts may get a small starting credit. The whole bootstrap for agents: https://plaingateway.com/llms.txt