DeepSeek V4.1 Flash vs GPT Audio

Price, context window & benchmark comparison

DeepSeek V4.1 Flash

DeepSeek

$0.14 / $0.42

Input / Output · per 1M tokens

GPT Audio

OpenAI

$2.50 / $10.00

Input / Output · per 1M tokens

Compare different models

Verdict: DeepSeek V4.1 Flash is 20.8× cheaper than GPT Audio on a typical 3:1 input/output mix. DeepSeek V4.1 Flash has the larger context window (1M vs 128K).

	DeepSeek V4.1 Flash	GPT Audio
Input price / 1M	$0.14	$2.50
Output price / 1M	$0.42	$10.00
Blended price (3:1)	$0.21	$4.38
Cached input / 1M	$0.0042	—
Context window	1M	128K
Max output	131K	16K
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	2026-01-19
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, DeepSeek V4.1 Flash or GPT Audio?

DeepSeek V4.1 Flash is 20.8× cheaper than GPT Audio on a typical 3:1 input/output mix.

DeepSeek V4.1 Flash vs GPT Audio: which has a bigger context window?

DeepSeek V4.1 Flash: 1,048,576 tokens. GPT Audio: 128,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash ≈ $490.00, GPT Audio ≈ $10,000.

DeepSeek V4.1 Flash vs GPT Audio