AI Rate Card

DeepSeek R1 0528 vs DeepSeek V4.1 Flash: API price and specs

DeepSeek V4.1 Flash is 91% cheaper than DeepSeek R1 0528 on input price.

DeepSeek V4.1 Flash is 93% cheaper than DeepSeek R1 0528 on output price.

DeepSeek V4.1 Flash is 92% cheaper than DeepSeek R1 0528 on a 1M-in / 200k-out workload.

DeepSeek V4.1 Flash has a 539.4% larger context than DeepSeek R1 0528.

FieldDeepSeek R1 0528DeepSeek V4.1 Flash
Lowest input, per 1M$0.50 +1011.1%$0.045
Median input, per 1M$0.53 +75.8%$0.30
Lowest output, per 1M$2.15 +1333.3%$0.15
Median output, per 1M$2.27 +89%$1.20
Lowest unit price——
Cost of 1M in + 200k out$0.93 +1140%$0.075
Context164K +84.4%1M
Max output164K +84.4%1M
Providers14 +76.7%60
RegionsEU, USAPAC, EU, GLOBAL, US
Acceptstextapplication/pdf, file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text
Returnstexttext
TypeText modelsText models
Free optionnoyes
Cheapest providerdeepinfraopenrouter

Your own workload: how many tokens the model gets (input) and gives back (output) - for example, in a month. The "Cost" row of the table above is recalculated for these numbers, for each model.

Computed from current offers each time the page opens; the best value of a row is bold, the percent is how far behind the best.

Providers selling both

deepinfra, edenai, fastrouter, huggingface, io-net, jiekou, kilo, meganova, melious, novita, openrouter, tensorx, trustedrouter

Frequently asked questions

Which is cheaper, DeepSeek R1 0528 or DeepSeek V4.1 Flash?

DeepSeek V4.1 Flash is 91% cheaper than DeepSeek R1 0528 on input price. DeepSeek V4.1 Flash is 93% cheaper than DeepSeek R1 0528 on output price. DeepSeek V4.1 Flash is 92% cheaper than DeepSeek R1 0528 on a 1M-in / 200k-out workload.

Which has the larger context, DeepSeek R1 0528 or DeepSeek V4.1 Flash?

DeepSeek R1 0528: 164K tokens; DeepSeek V4.1 Flash: 1M tokens.

Where can I use both DeepSeek R1 0528 and DeepSeek V4.1 Flash?

deepinfra, edenai, fastrouter, huggingface, io-net, jiekou, kilo, meganova, melious, novita, openrouter, tensorx, trustedrouter