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DeepSeek: DeepSeek V4.1 Flash 1017 API Pricing

DeepSeek: DeepSeek V4.1 Flash 1017 is an API model from deepseek. It costs $0.15 per 1M input tokens and $0.6 per 1M output tokens, with cached input at $0.003. Its context window is 1,048,576 tokens with up to 393,216 output tokens. A workload of 10M input + 2M output tokens costs about $2.7 per month. The official deepseek list price is $0.15 input / $0.6 output per 1M tokens, which matches the catalog price tracked here.
Input
$0.15
per 1M tokens
Output
$0.6
per 1M tokens
Cached input
$0.003
per 1M tokens
Context window
1.04858M
1,048,576 tokens
Blended (80/20)
$0.24
per 1M tokens

DeepSeek V4.1 Flash 1017 is the October 17, 2026 snapshot of DeepSeek V4.1 Flash, served by DeepSeek under the `deepseek-flash` API model name. V4.1 Flash is a sparse mixture-of-experts model...

How much does DeepSeek: DeepSeek V4.1 Flash 1017 cost for a real workload?

At 10M input + 2M output tokens per month, DeepSeek: DeepSeek V4.1 Flash 1017 costs about $2.7 ($1.5 input + $1.2 output). Try your own volumes in the cost calculator.

What is the official DeepSeek: DeepSeek V4.1 Flash 1017 price?

Official (deepseek)Catalog (OpenRouter)
Input /1M$0.15$0.15
Output /1M$0.6$0.6
Cached input /1M$0.003$0.003

✓ Matches the official list price. Source: deepseek official pricing page, checked 2026-10-21.

Off-peak rate shown (the rate in the catalog). Peak hours — weekdays 01:00–04:00 and 06:00–10:00 UTC — cost double: $0.30 input / $1.20 output.

What are cheaper alternatives to DeepSeek: DeepSeek V4.1 Flash 1017?

Compare DeepSeek: DeepSeek V4.1 Flash 1017 with other models

DeepSeek: DeepSeek V4.1 Flash 1017 vs DeepSeek: DeepSeek V4.1 Flash (batch)DeepSeek: DeepSeek V4.1 Flash 1017 vs DeepSeek: DeepSeek V4 Flash 0423DeepSeek: DeepSeek V4.1 Flash 1017 vs DeepSeek: DeepSeek V4.1 FlashDeepSeek: DeepSeek V4.1 Flash 1017 vs DeepSeek: DeepSeek V3.2 ExpDeepSeek: DeepSeek V4.1 Flash 1017 vs DeepSeek: DeepSeek V3.2DeepSeek: DeepSeek V4.1 Flash 1017 vs DeepSeek: DeepSeek V4 Flash Vision Exp

Frequently asked questions

How much does DeepSeek: DeepSeek V4.1 Flash 1017 cost?

DeepSeek: DeepSeek V4.1 Flash 1017 costs $0.15 per 1M input tokens and $0.6 per 1M output tokens (list price, snapshot October 21, 2026). At 10M input + 2M output tokens per month that is about $2.7.

What is the context window of DeepSeek: DeepSeek V4.1 Flash 1017?

DeepSeek: DeepSeek V4.1 Flash 1017 has a context window of 1,048,576 tokens and can return up to 393,216 output tokens per response.

What are cheaper alternatives to DeepSeek: DeepSeek V4.1 Flash 1017?

Cheaper models include OpenAI: GPT-5.4 Nano (batch) ($0.1 in / $0.625 out), Tencent: Hunyuan A13B Instruct ($0.14 in / $0.57 out), OpenAI: GPT-5.6 Luna Pro (batch) ($0.1 in / $0.6 out). See the full list on this page.

Is DeepSeek: DeepSeek V4.1 Flash 1017 free to use?

No. DeepSeek: DeepSeek V4.1 Flash 1017 is a paid model at $0.15 input / $0.6 output per 1M tokens. 20 free models are listed on the free models page.

What is the official price of DeepSeek: DeepSeek V4.1 Flash 1017?

On deepseek's official pricing page (checked 2026-10-21), DeepSeek: DeepSeek V4.1 Flash 1017 is listed at $0.15 per 1M input tokens and $0.6 per 1M output tokens. The catalog price tracked on this page matches it exactly.

Provider: deepseek · Model ID: deepseek/deepseek-v4.1-flash-1017 · Modality: text+image->text · Price snapshot October 21, 2026, refreshed daily. How we collect prices