DeepSeek V4.1 Flash vs Qwen3.8 Omni Flash

Price, context window & benchmark comparison

DeepSeek V4.1 Flash

DeepSeek

$0.14 / $0.42

Input / Output · per 1M tokens

Qwen3.8 Omni Flash

Qwen (Alibaba)

$0.15 / $0.47

Input / Output · per 1M tokens

Compare different models

Verdict: DeepSeek V4.1 Flash is 9% cheaper than Qwen3.8 Omni Flash on a typical 3:1 input/output mix. DeepSeek V4.1 Flash has the larger context window (1M vs 1M).

	DeepSeek V4.1 Flash	Qwen3.8 Omni Flash
Input price / 1M	$0.14	$0.15
Output price / 1M	$0.42	$0.47
Blended price (3:1)	$0.21	$0.23
Cached input / 1M	$0.0042	$0.016
Context window	1M	1M
Max output	131K	131K
Intelligence index	39.5	—
Coding index	—	—
Providers	26	1
Best provider uptime (30m)	100.0%	100.0%
Vision input	Yes	Yes
Reasoning	Yes	Yes
Tool calling	Yes	Yes
Released	2026-09-10	2026-09-21
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, DeepSeek V4.1 Flash or Qwen3.8 Omni Flash?

DeepSeek V4.1 Flash is 9% cheaper than Qwen3.8 Omni Flash on a typical 3:1 input/output mix.

DeepSeek V4.1 Flash vs Qwen3.8 Omni Flash: which has a bigger context window?

DeepSeek V4.1 Flash: 1,048,576 tokens. Qwen3.8 Omni Flash: 1,000,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash ≈ $490.00, Qwen3.8 Omni Flash ≈ $535.00.

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