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DeepSeek-R1-0528 vs Gemini 3.1 Flash-Lite

Side-by-side API economics and benchmarks. Per-1M input and output rates, context window, and verified metrics.

Tale of the tape

Head-to-head specs pulled from each model profile.

Metric DeepSeek-R1-0528 Gemini 3.1 Flash-Lite
Input cost / 1M $0.50 $0.25
Output cost / 1M $2.15 $1.50
Context window 163,840 tokens 1,048,576 tokens
MMLU score

Cost verdict

Enter monthly input and output volumes to see total cost savings.

DeepSeek-R1-0528

Input: 1M × $0.50 = $0.50
Output: 1M × $2.15 = $2.15
Total
$2.65

Gemini 3.1 Flash-Lite

Input: 1M × $0.25 = $0.25
Output: 1M × $1.50 = $1.50
Total
$1.75

Total cost savings

$0.90

Gemini 3.1 Flash-Lite saves $0.90 per month vs the other model at this volume.

Model routing savings

Uses this page's verified rates. DeepSeek-R1-0528 is the premium route (higher combined per-1M cost); Gemini 3.1 Flash-Lite handles routine traffic.

Premium model

DeepSeek-R1-0528

$0.50 in · $2.15 out / 1M

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Economical model

Gemini 3.1 Flash-Lite

$0.25 in · $1.50 out / 1M

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All premium

DeepSeek-R1-0528

$132.50

100% of input and output on the premium route

Routed stack

80%Gemini 3.1 Flash-Lite

DeepSeek-R1-0528

$96.50

Routine slice
$70.00
Premium slice
$26.50

Monthly savings

$36.00

27.2% lower

Rates pulled from this page's model database entries (deepseek-r1, gemini-3-1-flash-lite) — same per-1M input/output figures as Tale of the tape. Production routing needs quality gates and monitoring.

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