DeepSeek V4.1 Flash vs Weaver (alpha)

Price, context window & benchmark comparison

DeepSeek V4.1 Flash

DeepSeek

$0.022 / $0.40

Input / Output · per 1M tokens

Weaver (alpha)

Mancer

$0.30 / $0.50

Input / Output · per 1M tokens

Compare different models

Verdict: DeepSeek V4.1 Flash is 3.0× cheaper than Weaver (alpha) on a typical 3:1 input/output mix. DeepSeek V4.1 Flash has the larger context window (1M vs 8K).

	DeepSeek V4.1 Flash	Weaver (alpha)
Input price / 1M	$0.022	$0.30
Output price / 1M	$0.40	$0.50
Blended price (3:1)	$0.12	$0.35
Cached input / 1M	$0.004	$0.30
Context window	1M	8K
Max output	944K	6K
Intelligence index	—	—
Coding index	—	—
Providers	36	—
Best provider uptime (30m)	100.0%	—
Vision input	Yes	No
Reasoning	Yes	No
Tool calling	Yes	No
Released	2026-09-10	2023-08-02
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, DeepSeek V4.1 Flash or Weaver (alpha)?

DeepSeek V4.1 Flash is 3.0× cheaper than Weaver (alpha) on a typical 3:1 input/output mix.

DeepSeek V4.1 Flash vs Weaver (alpha): which has a bigger context window?

DeepSeek V4.1 Flash: 1,048,576 tokens. Weaver (alpha): 8,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash ≈ $244.00, Weaver (alpha) ≈ $850.00.

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