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DeepSeek V4.1 Flash 1017 Thinking

NanoGPTOpen weights

DeepSeek V4.1 Flash 1017 Thinking by NanoGPT costs $0.15 per 1M input tokens and $0.60 per 1M output tokens, with a 1M-token context window.

Pricing

Input (per 1M tokens)
$0.15
Output (per 1M tokens)
$0.60
Cached input (per 1M)
$0.00

Specifications

Provider
NanoGPT
Context window
1M tokens
Parameters
—
Released
Oct 2026
Open weights
Yes
Frontier model
No

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FAQ

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

DeepSeek V4.1 Flash 1017 Thinking is priced at $0.15 per 1M input tokens and $0.60 per 1M output tokens. Output tokens cost more than input.

What is DeepSeek V4.1 Flash 1017 Thinking's context window?

DeepSeek V4.1 Flash 1017 Thinking supports a context window of 1M tokens — the maximum prompt plus response length it can handle in a single request.

Is DeepSeek V4.1 Flash 1017 Thinking open weight?

Yes — DeepSeek V4.1 Flash 1017 Thinking has openly available weights.

Data as of 2026-10-18. Source: models.dev (open). Pricing is per 1M tokens (USD); confirm with the provider before production use.