Which model is better: DeepSeek R1 or GPT-4o Mini?

GPT-4o Mini is 72.7% cheaper for input tokens ($0.15 vs. $0.55 per 1M tokens) and $0.60 vs. $2.19 for output tokens (3.7x cost difference). In terms of operational performance, GPT-4o Mini delivers faster response latency with 220ms TTFT (1580ms faster than DeepSeek-R1). DeepSeek-R1 leads coding benchmarks at 49.2% SWE-bench vs. 41.0% for GPT-4o Mini.
Verified daily via automated API latency tests and official documentation.

Verified Performance & Unit Economics Delta

Daily synchronized metrics from synthetic latency endpoints and benchmark evaluations.

Metric / Dimension DeepSeek R1 GPT-4o Mini Net Delta / Advantage
Input Cost / 1M Tokens $0.55 $0.15 GPT-4o Mini is 3.7x cheaper
Output Cost / 1M Tokens $2.19 $0.60 GPT-4o Mini (72.6% lower)
Prompt Cache Read / 1M $0.140 $0.075 GPT-4o Mini is 1.9x cheaper
Prompt Cache Write / 1M $0.55 $0.15 GPT-4o Mini is 3.7x cheaper
Avg TTFT Response Latency 1800ms 220ms GPT-4o Mini (+1580ms faster)
SWE-bench Verified (Coding) 49.2% 41% DeepSeek R1 (+8.2% lead)
Inference Value Score (IVR) 64.5 / 100 70.6 / 100 GPT-4o Mini (+6.1 pts)

Interactive Monthly Token Economics & ROI Forecaster

Model your expected production workload across prompt (input) and completion (output) tokens with prompt caching economics.

Live Calculation Engine
10.0M Tokens
100K 50M 250M 500M+
2.5M Tokens
100K 10M 50M 100M+

Estimated Monthly Spend

DeepSeek R1 $10.98

$0.55/1M in · $2.19/1M out

Prompt Cache: $0.140/1M read · $0.55/1M write

GPT-4o Mini $3.00

$0.15/1M in · $0.60/1M out

Prompt Cache: $0.075/1M read · $0.15/1M write

Projected Monthly Cost Reduction
$7.98 / mo
(72.7% lower cost with GPT-4o Mini)
A

When to Choose DeepSeek R1

Choose DeepSeek-R1 when you need Open-weights frontier reasoning and deep analytical problem solving at unmatched cost-per-token efficiency. and have an infrastructure budget aligned with $0.55/1M tokens.

B

When to Choose GPT-4o Mini

Choose GPT-4o Mini when you need Ultra-affordable, low-latency multimodal model optimized for high-volume customer queries, fine-tuning, and structured JSON extraction. and prioritize OpenAI ecosystem integration at $0.15/1M tokens.

Related Questions & Decision Factors

Which is cheaper: DeepSeek R1 or GPT-4o Mini?

GPT-4o Mini is cheaper at $0.15/1M input tokens compared to $0.55/1M for DeepSeek R1.

Which model has lower latency: DeepSeek R1 or GPT-4o Mini?

GPT-4o Mini delivers faster response times with an average TTFT of 220ms vs 1800ms for DeepSeek R1.

When should you choose DeepSeek R1?

Choose DeepSeek-R1 when you need Open-weights frontier reasoning and deep analytical problem solving at unmatched cost-per-token efficiency. and have an infrastructure budget aligned with $0.55/1M tokens.

When should you choose GPT-4o Mini?

Choose GPT-4o Mini when you need Ultra-affordable, low-latency multimodal model optimized for high-volume customer queries, fine-tuning, and structured JSON extraction. and prioritize OpenAI ecosystem integration at $0.15/1M tokens.

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