How much does R1 0528 cost per 1M tokens?

R1 0528 costs $0.500 per 1M input tokens and $2.15 per 1M output tokens on the standard tier. Cached input is $0.350 per 1M.

What is R1 0528's context window?

R1 0528 accepts up to 163,840 tokens in a single request, and can return up to 32,768 output tokens.

Is there a cheaper DeepSeek model than R1 0528?

Yes. DeepSeek V3 is $0.320 per 1M input tokens versus $0.500 for R1 0528, with a 163,840 token context window.

Where does this R1 0528 price come from?

From the OpenRouter catalogue, because DeepSeek does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from DeepSeek's own — verify before committing spend.

R1 0528 pricing

May 28th update to the original DeepSeek R1 Performance on par with OpenAI o1, but open-sourced and with fully open reasoning tokens. R1 0528 from DeepSeek costs $0.500 per 1M input tokens and $2.15 per 1M output tokens. Cached input is $0.350 per 1M. Context window 163,840 tokens.

API id deepseek-r1-0528 · DeepSeek · source · updated 2026-09-25 · general-purpose

$0.500

Input / 1M tokens

$2.15

Output / 1M tokens

$0.350

Cached input / 1M

164K

Context window

R1 0528 specifications

Provider: DeepSeek
API id: deepseek-r1-0528
Model type: general-purpose
Context window: 164K tokens
Max output: 33K tokens
Currency: USD
Price source: Provider API
Last checked: 2026-09-25

R1 0528 across providers

The same model, priced by every seller we track. Ranked by the cost of 1M input + 1M output tokens, standard tier; savings measured against buying from the vendor directly.

Provider	Input /1M	Cached /1M	Output /1M	1M in + 1M out	vs vendor
DeepSeekVendorCheapestviewing	$0.500	$0.350	$2.15	$2.65	—
OpenRouterHost	$0.500	$0.350	$2.15	$2.65	—

What R1 0528 costs in practice

Estimated cost at common usage volumes
Workload	Input tokens	Output tokens	Estimated cost
Short chat turn	1,000	500	$0.0016
Document summary	50,000	2,000	$0.03
1M tokens in, 200K out	1,000,000	200,000	$0.93

Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.

Common questions

How much does R1 0528 cost per 1M tokens?: R1 0528 costs $0.500 per 1M input tokens and $2.15 per 1M output tokens on the standard tier. Cached input is $0.350 per 1M.
What is R1 0528's context window?: R1 0528 accepts up to 163,840 tokens in a single request, and can return up to 32,768 output tokens.
Is there a cheaper DeepSeek model than R1 0528?: Yes. DeepSeek V3 is $0.320 per 1M input tokens versus $0.500 for R1 0528, with a 163,840 token context window.
Where does this R1 0528 price come from?: From the OpenRouter catalogue, because DeepSeek does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from DeepSeek's own — verify before committing spend.

Head-to-head comparisons

Compare R1 0528 with another model →

Other DeepSeek models

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