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

GPT-4o Mini is 94.0% cheaper for input tokens ($0.15 vs. $2.50 per 1M tokens) and $0.60 vs. $10.00 for output tokens (16.7x cost difference). In terms of operational performance, GPT-4o Mini delivers faster response latency with 220ms TTFT (60ms faster than GPT-4o). GPT-4o leads coding benchmarks at 48.0% 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 GPT-4o GPT-4o Mini Net Delta / Advantage
Input Cost / 1M Tokens $2.50 $0.15 GPT-4o Mini is 16.7x cheaper
Output Cost / 1M Tokens $10.00 $0.60 GPT-4o Mini (94.0% lower)
Prompt Cache Read / 1M $1.250 $0.075 GPT-4o Mini is 16.7x cheaper
Prompt Cache Write / 1M $2.50 $0.15 GPT-4o Mini is 16.7x cheaper
Avg TTFT Response Latency 280ms 220ms GPT-4o Mini (+60ms faster)
SWE-bench Verified (Coding) 48% 41% GPT-4o (+7.0% lead)
Inference Value Score (IVR) 49.3 / 100 70.6 / 100 GPT-4o Mini (+21.3 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

GPT-4o $50.00

$2.50/1M in · $10.00/1M out

Prompt Cache: $1.250/1M read · $2.50/1M 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
$47.00 / mo
(94.0% lower cost with GPT-4o Mini)
A

When to Choose GPT-4o

Choose GPT-4o when you need Flagship multimodal foundation model combining native text, vision, and audio processing for real-time enterprise AI. and have an infrastructure budget aligned with $2.50/1M 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: GPT-4o or GPT-4o Mini?

GPT-4o Mini is cheaper at $0.15/1M input tokens compared to $2.50/1M for GPT-4o.

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

GPT-4o Mini delivers faster response times with an average TTFT of 220ms vs 280ms for GPT-4o.

When should you choose GPT-4o?

Choose GPT-4o when you need Flagship multimodal foundation model combining native text, vision, and audio processing for real-time enterprise AI. and have an infrastructure budget aligned with $2.50/1M 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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