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DeepSeek vs DeepSeek

DeepSeek V4 Pro vs DeepSeek V4 Flash: pricing comparison

DeepSeek V4 Flash costs 3.1× less than DeepSeek V4 Pro for a typical 1,000-input, 500-output request. Here is how the two compare on price, context and discounts.

Prices last updated:

DeepSeek V4 ProDeepSeek V4 Flash
ProviderDeepSeekDeepSeek
Input per 1M tokens$0.435$0.14
Output per 1M tokens$0.87$0.28
Context window1M1M
Batch discountNot offeredNot offered
Typical request (1,000 in / 500 out)$0.00087$0.00028
Monthly at 1,000 requests/day$26.10$8.40

DeepSeek V4 Pro: Open-weight model; price shown is DeepSeek's first-party API (cache-miss input).

DeepSeek V4 Flash: Open-weight model; price shown is DeepSeek's first-party API (cache-miss input).

Compare with your own numbers

DeepSeek V4 Pro per request
$0.00087
Per month
$26.10
DeepSeek V4 Flash per request
$0.00028
Per month
$8.40

Cost by task

Cost per 1,000 requests at standard prices.
TaskTokens (in / out)DeepSeek V4 ProDeepSeek V4 Flash
Short chat reply500 / 300$0.4785$0.154
RAG answer6,000 / 600$3.13$1.01
Summarize a long document12,000 / 1,000$6.09$1.96
Output-heavy generation1,000 / 4,000$3.92$1.26

Output tokens usually dominate the bill — see input vs output token cost.

Frequently asked questions

Is DeepSeek V4 Pro or DeepSeek V4 Flash cheaper?
DeepSeek V4 Flash is cheaper for a typical request of 1,000 input and 500 output tokens: $0.00028 versus $0.00087 for DeepSeek V4 Pro, about 68% less.
What are the per-token prices of DeepSeek V4 Pro and DeepSeek V4 Flash?
DeepSeek V4 Pro costs $0.435 input and $0.87 output per million tokens. DeepSeek V4 Flash costs $0.14 input and $0.28 output per million tokens.
Which has the larger context window, DeepSeek V4 Pro or DeepSeek V4 Flash?
Both accept 1M tokens of context.

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