# DeepSeek: Ai/deepseek V4.1 Flash 1017:eu API

DeepSeek's DeepSeek: Ai/deepseek V4.1 Flash 1017:eu, through an OpenAI-compatible API. Providers quote it on an open exchange, and each request goes to the offer with the lowest estimated charge that meets your rules.

- Providers compete for each request. The exchange ranks the offers that meet your rules by estimated charge. It fixes your maximum charge before the first token, and you pay for the tokens that the model uses.
- The OpenAI and Anthropic APIs. Use the OpenAI or Anthropic SDK that you have. Set the base URL and your key, and send deepseek-ai/DeepSeek-V4.1-Flash-1017:eu as the model.
- Your data rules. Send x-liquid-retention: none and only offers whose provider does not keep your content compete for the request.

## Facts

- Model name: deepseek-ai/DeepSeek-V4.1-Flash-1017:eu
- Maker: DeepSeek
- Context window: 1M tokens
- Input price: $0.490 per million tokens
- Output price: $1.470 per million tokens
- Providers: 1 independent provider
- Regions: eu

## Providers

- [blackfuel](https://liquidinference.ai/providers/6201dfca-89d1-404c-a728-6042d8e62de7.md): eu, $0.490 input and $1.470 output per million tokens, $0.098 cache read per million tokens, 1M tokens of context

## Scores

- Intelligence: 32.6, #13 of 41
- HLE: 43.3, #23 of 273
- AA-LCR: 82.7, #21 of 237
- SciCode: 55.9, #23 of 123
- SimpleQA Verified: 42.5, #49 of 126

Scores: Artificial Analysis (https://artificialanalysis.ai/)

Scores: Epoch AI, 'Capabilities & Benchmarking' (https://epoch.ai/benchmarks)

## Request

```sh
curl https://router.inference.ai.exchange/v1/chat/completions \
  -H "Authorization: Bearer $LIQUID_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-ai/DeepSeek-V4.1-Flash-1017:eu",
    "messages": [{"role":"user","content":"Say hello."}]
  }'
```

## Questions

### What is DeepSeek: Ai/deepseek V4.1 Flash 1017:eu?

DeepSeek: Ai/deepseek V4.1 Flash 1017:eu is a model from DeepSeek.

### How much does DeepSeek: Ai/deepseek V4.1 Flash 1017:eu cost?

Offers now ask $0.490 per million input tokens and $1.470 per million output tokens. A job pays for the tokens it uses. The exchange picks the cheapest eligible offer.

### What is the context length of DeepSeek: Ai/deepseek V4.1 Flash 1017:eu?

The largest offer takes 1,048,576 input tokens. One job can generate up to 65,536 tokens. A smaller offer can take less. The exchange skips an offer that cannot take your message.

### What can DeepSeek: Ai/deepseek V4.1 Flash 1017:eu do?

Its providers list Reasoning effort, JSON object, JSON schema, Frequency penalty, Presence penalty, Seed, Stop sequences, Top-p sampling, Text, Tools.

### What inputs and outputs does DeepSeek: Ai/deepseek V4.1 Flash 1017:eu support?

Text → Text.

### Which providers serve DeepSeek: Ai/deepseek V4.1 Flash 1017:eu?

1 independent provider quote it now, with 1 offer. The table above ranks them by the cost of a typical job.

### How do I call DeepSeek: Ai/deepseek V4.1 Flash 1017:eu?

Send "deepseek-ai/DeepSeek-V4.1-Flash-1017:eu" as the model in an OpenAI or Anthropic request. The API section links to setup steps for each client.

### When was DeepSeek: Ai/deepseek V4.1 Flash 1017:eu listed?

The exchange first listed it on 11/1/2026. This is not its release date.

## Related pages

- [This page in a browser](https://liquidinference.ai/models/deepseek-ai%2FDeepSeek-V4.1-Flash-1017%3Aeu)
- [DeepSeek V4 Flash 0731](https://liquidinference.ai/models/deepseek-v4-flash-0731.md)
- [DeepSeek V4 Flash](https://liquidinference.ai/models/deepseek-v4-flash.md)
- [DeepSeek V4.1 Flash](https://liquidinference.ai/models/deepseek-v4.1-flash.md)
- [DeepSeek V4.1 Flash:thinking](https://liquidinference.ai/models/deepseek-v4.1-flash%3Athinking.md)
- [DeepSeek V4.1 Flash 1017:thinking](https://liquidinference.ai/models/deepseek-v4.1-flash-1017%3Athinking.md)
- [DeepSeek V4.1 Flash 1017](https://liquidinference.ai/models/deepseek-v4.1-flash-1017.md)
- [Set up a client](https://liquidinference.ai/connect/deepseek-ai%2FDeepSeek-V4.1-Flash-1017%3Aeu)
- [All models](https://liquidinference.ai/models)
- [Providers](https://liquidinference.ai/providers.md)
- [Discover the best model for your budget](https://liquidinference.ai/discover)
- [Quickstart](https://liquidinference.ai/docs/quickstart.md)
- [llms.txt: the index of every page, as Markdown](https://liquidinference.ai/llms.txt)
- [llms-full.txt: every page in one file](https://liquidinference.ai/llms-full.txt)