How much does DeepSeek V4.1 Flash cost per million tokens?
DeepSeek V4.1 Flash costs $0.30 per 1M input tokens and $1.20 per 1M output tokens.
DeepSeek V4.1 Flash API Pricing
Verified standard token pricing for DeepSeek V4.1 Flash, with official-source evidence and computed workload costs.
As of Oct 9, 2026, DeepSeek V4.1 Flash costs $0.30 per 1M input and $1.20 per 1M output tokens, $0.006 cached input. At standard non-cached rates, 10,000 monthly requests using 800 input and 300 output tokens each cost about $6.00, before retries, tools, storage, or provider-specific discounts.
| Model | Input $/1M | Cached input $/1M | Output $/1M | Source | Last verified |
|---|---|---|---|---|---|
| DeepSeek V4.1 Flash | $0.30 | $0.006 | $1.20 | Official source | Oct 9, 2026 |
Prices from official provider pages, verified on the date shown.
Official source detail
Full pricing details
Standard prices are shown per 1M tokens. Provider-specific tiers, components, Batch rates, and time schedules remain separate below.
Published pricing components
| Mode and context | Component | Modality | Price |
|---|---|---|---|
| standard · short | cached input | text | $0.003 / per 1m tokens |
| standard · short | input | text | $0.15 / per 1m tokens |
| standard · short | output | text | $0.6 / per 1m tokens |
| standard · short | cached input | text | $0.006 / per 1m tokens |
| standard · short | input | text | $0.3 / per 1m tokens |
| standard · short | output | text | $1.2 / per 1m tokens |
Time-based pricing
Rates are selected by request time in UTC.
- off peak: input $0.15, cached input $0.0030, output $0.60 per 1M tokens.
- peak: input $0.30, cached input $0.0060, output $1.20 per 1M tokens.
Official pricing notes: DeepSeek uses time-based pricing. This estimate uses the peak rate; off-peak rates are 50% lower.
Computed examples
What it costs for real workloads
| Workload | Monthly volume | Input tokens | Output tokens | Estimated cost |
|---|---|---|---|---|
| Side project | 1,000 requests/month | 800,000 | 300,000 | $0.60 |
| Side project | 10,000 requests/month | 8,000,000 | 3,000,000 | $6.00 |
| Side project | 100,000 requests/month | 80,000,000 | 30,000,000 | $60.00 |
| Customer support chatbot | 10,000 conversations/month | 121,650,000 | 10,800,000 | $49.46 |
| Agent task | 1,000 tasks/month | 12,000,000 | 3,200,000 | $7.44 |
Assumptions
- Side project: 800 input and 300 output tokens per request at 1,000, 10,000, and 100,000 requests per month.
- Customer support chatbot: 6 replies per conversation, 600 system tokens, 90 user-message tokens, 1,000 retrieved-context tokens, 180 output tokens per reply, and 50% history carry, for 10,000 conversations.
- Agent task: 8 model calls per task, 1,500 input and 400 output tokens per call, for 1,000 tasks.
- Standard rows use non-cached, non-batch prices. A Batch row appears only when both published Batch token prices exist.
Verified changes
Price history
On Sep 10, 2026, DeepSeek added DeepSeek V4.1 Flash with published input $0.30 and output $1.20 per 1M tokens.
View this update in the price monitor
Availability evidence
Lifecycle
- Status
- active
- Release date
- Sep 10, 2026
- Context window
- Not verified in V2 projection
- Pricing basis
- V2 projection default price
Nearby blended prices
Compare with
Alternatives are nearest by a 3:1 input-to-output blended token price, with same-provider coverage when available.
| Model | Input / 1M | Output / 1M | Side project, 10k requests |
|---|---|---|---|
| DeepSeek V4 Pro | $1.32 | $3.96 | $22.44 |
| Gemini 3.1 Flash-Lite | $0.25 | $1.50 | $6.50 |
| GPT-5.6 Luna | $0.20 | $1.20 | $5.20 |
Next steps
Related
Common questions
Frequently asked questions
Does DeepSeek V4.1 Flash have cached input pricing?
Yes. The published cached-input price is $0.006 per 1M tokens.
How much does DeepSeek V4.1 Flash cost for 10,000 requests a month?
Using 800 input and 300 output tokens per request at standard non-cached rates, 10,000 monthly requests cost about $6.00.
Where does this DeepSeek V4.1 Flash price come from?
The prices come from DeepSeek's official pricing source and were verified on Oct 9, 2026. See the pricing dataset methodology.