DeepSeek V3.1 Terminus vs Gemini Omni 1.1 Flash

Price, context window & benchmark comparison

DeepSeek V3.1 Terminus

DeepSeek

$0.27 / $1.00

Input / Output · per 1M tokens

Gemini Omni 1.1 Flash

Google

$1.50 / $9.00

Input / Output · per 1M tokens

Compare different models

Verdict: DeepSeek V3.1 Terminus is 7.5× cheaper than Gemini Omni 1.1 Flash on a typical 3:1 input/output mix. DeepSeek V3.1 Terminus has the larger context window (164K vs 131K).

	DeepSeek V3.1 Terminus	Gemini Omni 1.1 Flash
Input price / 1M	$0.27	$1.50
Output price / 1M	$1.00	$9.00
Blended price (3:1)	$0.45	$3.38
Cached input / 1M	—	—
Context window	164K	131K
Max output	147K	66K
Intelligence index	—	—
Coding index	43.5	—
Providers	—	1
Best provider uptime (30m)	—	100.0%
Vision input	No	Yes
Reasoning	Yes	Yes
Tool calling	Yes	No
Released	2025-09-22	2026-11-04
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, DeepSeek V3.1 Terminus or Gemini Omni 1.1 Flash?

DeepSeek V3.1 Terminus is 7.5× cheaper than Gemini Omni 1.1 Flash on a typical 3:1 input/output mix.

DeepSeek V3.1 Terminus vs Gemini Omni 1.1 Flash: which has a bigger context window?

DeepSeek V3.1 Terminus: 163,840 tokens. Gemini Omni 1.1 Flash: 131,072 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: DeepSeek V3.1 Terminus ≈ $1,040, Gemini Omni 1.1 Flash ≈ $7,500.

More comparisons