DeepSeek V4.1 Flash vs KAT-Coder-Pro V2.5

Price, context window & benchmark comparison

DeepSeek V4.1 Flash

DeepSeek

$0.14 / $0.42

Input / Output · per 1M tokens

KAT-Coder-Pro V2.5

Kwaipilot

$0.74 / $2.96

Input / Output · per 1M tokens

Compare different models

Verdict: DeepSeek V4.1 Flash is 6.2× cheaper than KAT-Coder-Pro V2.5 on a typical 3:1 input/output mix. DeepSeek V4.1 Flash has the larger context window (1M vs 262K).

	DeepSeek V4.1 Flash	KAT-Coder-Pro V2.5
Input price / 1M	$0.14	$0.74
Output price / 1M	$0.42	$2.96
Blended price (3:1)	$0.21	$1.29
Cached input / 1M	$0.0042	$0.15
Context window	1M	262K
Max output	131K	236K
Intelligence index	39.5	—
Coding index	—	—
Providers	26	—
Best provider uptime (30m)	100.0%	—
Vision input	Yes	No
Reasoning	Yes	No
Tool calling	Yes	Yes
Released	2026-09-10	2026-07-10
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, DeepSeek V4.1 Flash or KAT-Coder-Pro V2.5?

DeepSeek V4.1 Flash is 6.2× cheaper than KAT-Coder-Pro V2.5 on a typical 3:1 input/output mix.

DeepSeek V4.1 Flash vs KAT-Coder-Pro V2.5: which has a bigger context window?

DeepSeek V4.1 Flash: 1,048,576 tokens. KAT-Coder-Pro V2.5: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash ≈ $490.00, KAT-Coder-Pro V2.5 ≈ $2,960.

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