Providers / DeepSeek / DeepSeek V4.1 Flash
DeepSeek V4.1 Flash API Cost Calculator
DeepSeek V4.1 Flash costs $0.3 per 1M input tokens and $1.2 per 1M output tokens at official DeepSeek API prices, verified 2026-10-26. Estimate your own usage below — the calculator is preset to this model.
Calculate your DeepSeek V4.1 Flash cost →Paste text to count tokens instead
Cost per call
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Estimated monthly cost
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Official price vs gateway price
| Where | Input / 1M | Output / 1M |
|---|---|---|
| Official API | $0.3 | $1.2 |
DeepSeek V4.1 Flash is priced above at the official list rate. We have not found a gateway that sells it cheaper with a verifiable public price, so no gateway row is shown — we never estimate one.
Using open-weight models instead (DeepSeek, Qwen, Llama, gpt-oss)? See our Novita AI gateway prices, or go toNovita AI (affiliate).Disclosure.
DeepSeek V4.1 Flash price facts
| Input | $0.3 per 1M tokens |
|---|---|
| Output | $1.2 per 1M tokens |
| Cached input | $0.006 per 1M tokens |
| Batch tier | Not published |
| Context window | 1,000,000 tokens |
| Released | — |
| Price verified | 2026-10-26 · source |
What DeepSeek V4.1 Flash costs in practice
| Workload | Per call | Per month |
|---|---|---|
| Chat assistant 2,000 input / 500 output tokens per call, 10,000 calls a month | $0.0012 | $12.00 |
| Document processing 50,000 input / 2,000 output tokens per call, 1,000 calls a month | $0.0174 | $17.40 |
| Agent loop with prompt caching 10,000 fresh input / 100,000 cached input / 2,000 output tokens per call, 500 calls a month | $0.006 | $3.00 |
Frequently asked questions
How much does DeepSeek V4.1 Flash cost per month?
It depends entirely on token volume. As worked examples: a chat assistant doing 10,000 calls a month costs $12.00, while a document pipeline doing 1,000 long calls costs $17.40. Use the calculator on this page with your own numbers for an exact figure. Prices are official rates verified 2026-10-26.
Is DeepSeek V4.1 Flash cheaper than DeepSeek V4 Pro?
At a blended workload of 1M input and 250K output tokens, DeepSeek V4.1 Flash costs $0.6 and DeepSeek V4 Pro costs $2.31 — so DeepSeek V4.1 Flash is the cheaper of the two at this mix. The answer can flip if your workload is mostly output or mostly cached input.
Does DeepSeek V4.1 Flash have batch or caching discounts?
No published batch rate in our sources. Cached input is billed at $0.006 per 1M tokens. Prices verified 2026-10-26. We do not invent unpublished rates.
Are these official prices or gateway prices?
DeepSeek V4.1 Flash on this page uses official DeepSeek API prices from the provider's public pricing page. Gateway reseller rates, when shown elsewhere on the site, are labeled separately.
Related
Related models
Closest in cost for 1M input + 250K output tokens (standard tier), listed by price.
- Llama 4 Maverick Instruct — $0.27 / $0.85 per 1M tokens ($0.4825 for that workload, gateway price)
- GPT-5.6 Luna — $0.2 / $1.2 per 1M tokens ($0.5 for that workload)
- Gemini 3.1 Flash-Lite — $0.25 / $1.5 per 1M tokens ($0.625 for that workload)
- GPT-5 Mini — $0.25 / $2 per 1M tokens ($0.75 for that workload)