DeepSeek V4.1 Flash vs Hy4 preview: API price and specs

DeepSeek V4.1 Flash is 93% cheaper than Hy4 preview on input price.

DeepSeek V4.1 Flash is 94% cheaper than Hy4 preview on output price.

DeepSeek V4.1 Flash is 93% cheaper than Hy4 preview on a 1M-in / 200k-out workload.

Field	DeepSeek V4.1 Flash	Hy4 preview
Lowest input, per 1M	$0.045	$0.66 +1370.3%
Median input, per 1M	$0.30	$0.83 +178%
Lowest output, per 1M	$0.15	$2.32 +1443.8%
Median output, per 1M	$1.20	$2.50 +108.4%
Lowest unit price	—	—
Cost of 1M in + 200k out	$0.075	$1.12 +1399.7%
Context	1M	1M
Max output	1M	131K +87.5%
Providers	60	18 +70%
Regions	APAC, EU, GLOBAL, US	APAC, US
Accepts	application/pdf, file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text	file, text
Returns	text	text
Type	Text models	Text models
Free option	yes	no
Cheapest provider	openrouter	kenari

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

aihubmix, aiml, deepinfra, edenai, fastrouter, huggingface, impossibl, io-net, kenari, kilo, novita, opencode-go, openrouter, poe, requesty, trustedrouter, vercel, zenmux

Frequently asked questions

Which is cheaper, DeepSeek V4.1 Flash or Hy4 preview?

DeepSeek V4.1 Flash is 93% cheaper than Hy4 preview on input price. DeepSeek V4.1 Flash is 94% cheaper than Hy4 preview on output price. DeepSeek V4.1 Flash is 93% cheaper than Hy4 preview on a 1M-in / 200k-out workload.

Which has the larger context, DeepSeek V4.1 Flash or Hy4 preview?

DeepSeek V4.1 Flash: 1M tokens; Hy4 preview: 1M tokens.

Where can I use both DeepSeek V4.1 Flash and Hy4 preview?

aihubmix, aiml, deepinfra, edenai, fastrouter, huggingface, impossibl, io-net, kenari, kilo, novita, opencode-go, openrouter, poe, requesty, trustedrouter, vercel, zenmux