Verified 2026-03-12 · sourced from DeepSeek
DeepSeek Reasoner Token Calculator, Pricing & 100K/1M Cost
Check DeepSeek DeepSeek Reasoner pricing, estimate 100K and 1M token cost, and size a real API budget before you send a single request. Standard pricing is $0.55 per million input tokens and $2.19 per million output tokens with a 64K token context window.
Quick answer: DeepSeek Reasoner pricing per 1M tokens is $0.55 input and $2.19 output. Context window: 64,000 tokens · Cached input: $0.140 / 1M.
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Context window
64,000 tokens
Input price
$0.55 / 1M
Output price
$2.19 / 1M
Cached input
$0.140 / 1M
Usage scenarios
Compare standard and cached pricing (where available) across common workloads.
| Scenario | Tokens in | Tokens out | Total tokens | Standard cost | Cached cost |
|---|---|---|---|---|---|
Quick chat reply Single user question with a short assistant answer | 650 | 220 | 870 | $0.0008 | $0.0006 |
Coding assistant session Multi-turn pair programming exchange (≈6 turns) | 2,600 | 1,400 | 4,000 | $0.0045 | $0.0034 |
Knowledge base response Retrieval-augmented answer referencing multiple passages | 12,000 | 3,000 | 15,000 | $0.0132 | $0.0083 |
Near-max context run Large document processing approaching the 64K token limit | 51,200 | 12,800 | 64,000 | $0.0562 | $0.0352 |
Daily & monthly budgeting
Translate usage into predictable operating expenses across popular deployment sizes.
| Profile | Requests/day | Tokens/day | Daily cost | Monthly cost | Cached daily | Cached monthly |
|---|---|---|---|---|---|---|
| Team pilot | 25 | 75,000 | $0.0823 | $2.47 | $0.0617 | $1.85 |
| Product launch | 100 | 500,000 | $0.521 | $15.63 | $0.377 | $11.32 |
| Enterprise scale | 500 | 3,000,000 | $3.29 | $98.70 | $2.47 | $74.10 |
Pricing notes
- Official DeepSeek API pricing page lists cache-hit, cache-miss, and output token pricing in USD per 1M tokens.
- Pricing page labels this model as deepseek-reasoner; R1 remains an alias for discovery and compare routes.
Frequently asked questions
How much does DeepSeek Reasoner cost per 1,000 tokens?
At the published rates of $0.55 per million input tokens and $2.19 per million output tokens, a typical 1,000 token request (≈70% input, 30% output) costs about $0.0010.
Does DeepSeek Reasoner offer cached input discounts?
DeepSeek Reasoner drops input costs to $0.140 per million cached tokens. Using cached contexts, that same 1,000 token call totals $0.0008, a significant saving for chatbots and RAG systems.
What is the context window for DeepSeek Reasoner?
DeepSeek Reasoner supports up to 64,000 tokens (64K), allowing large prompts and retrieval-augmented payloads in a single call.
How fresh is the DeepSeek Reasoner pricing data?
Pricing is sourced from https://api-docs.deepseek.com/quick_start/pricing-details-usd and was last verified on 2026-03-12. The calculator updates automatically when models.json is refreshed.