Why is this comparison indexable?

It has 4 verifiable comparison points, and both models have pricing or benchmark data.

Are missing metrics invented?

No. Metrics without LMSpeed data are omitted from this report.

Back to models

Data points: 55

Key Takeaways

The readout for GPT-4o and GPT-4o Mini Realtime, before the detailed comparison sheet.

Decision read

GPT-4o

GPT-4o currently has the stronger profile, with verified wins split 3 to 0.

Evidence depth

55 data points

Includes 0 benchmark rows, 0 audit samples, and 9 provider examples.

Selection signal

Start with GPT-4o

The charts below split 9 high-signal samples across speed, scores, and audit health.

Model compare GPT-4o vs GPT-4o Mini Realtime gpt-4o-vs-gpt-4o-mini-realtime	Model A GPT-4o	Model B GPT-4o Mini Realtime
Overall leader	Leading	Contender
Verified metric wins	3 wins	0 wins
Where it leads	Cheapest input price, Provider coverage, Recent tests

Model compare

GPT-4o vs GPT-4o Mini Realtime

gpt-4o-vs-gpt-4o-mini-realtime

Model A

GPT-4o

Model B

GPT-4o Mini Realtime

Overall leader

Leading

Contender

Verified metric wins

3 wins

0 wins

Where it leads

Cheapest input price, Provider coverage, Recent tests

Benchmark score comparison

Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.

Metric	GPT-4o	GPT-4o Mini Realtime
No shared benchmark metrics are available yet.

API audit comparison

Latest completed audits from shared providers, with four safety and integrity score groups plus report links.

Provider	GPT-4o	GPT-4o Mini Realtime
No completed audits are available from shared providers yet.

Provider examples

Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.

Provider	GPT-4o	GPT-4o Mini Realtime
20 tests	GPT-4o speed / latency 88 tok/s / 1593ms input / output No data

When to choose each model

This report only uses LMSpeed data for GPT-4o and GPT-4o Mini Realtime: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.

Guidance	GPT-4o	GPT-4o Mini Realtime
When to choose each model	GPT-4o GPT-4o is stronger when you prioritize Cheapest input price, Provider coverage, Recent tests.	GPT-4o Mini Realtime GPT-4o Mini Realtime does not clearly lead on the verified metrics here, so check provider-specific pricing before choosing.

FAQ

TL;DR: GPT-4o leads across 55 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.

Why is this comparison indexable?: It has 4 verifiable comparison points, and both models have pricing or benchmark data.
Are missing metrics invented?: No. Metrics without LMSpeed data are omitted from this report.

Continue from GPT-4o vs GPT-4o Mini Realtime into nearby model comparisons with enough verified LMSpeed data.

Model metadata	GPT-4o exposes 128K tokens; notable signals: Text input, Image input, File input, Text output.	No OpenRouter metadata is available yet for this model.
Developer	OpenAI	OpenAI
Context window	128K tokens	No data
Max output	16.4K tokens	No data
Released	Nov 2024	No data
Modalities	Input TextImageFile Output Text	No data
Features	Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeWeb search	None listed
Parameters	No data	No data
Tokenizer	GPT	No data
Knowledge cutoff	2023-10-31	No data
OpenRouter ID	openai/gpt-4o-2024-11-20	No data
References	No data	No data

Key Takeaways

GPT-4o vs GPT-4o Mini Realtime

GPT-4o

GPT-4o Mini Realtime

Benchmark score comparison

API audit comparison

Provider examples

When to choose each model

FAQ

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