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Data points: 54

On this page

Key TakeawaysComparison sheetBenchmark score comparisonAPI audit comparisonProvider examplesWhen to choose each modelFAQRelated compare reports

Key Takeaways

The readout for Gemini 3 Pro DeepSearch and GPT-5.2, before the detailed comparison sheet.

Decision read

GPT-5.2

GPT-5.2 currently has the stronger profile, with verified wins split 0 to 4.

Evidence depth

54 data points

Includes 0 benchmark rows, 0 audit samples, and 6 provider examples.

Selection signal

Start with GPT-5.2

The charts below split 6 high-signal samples across speed, scores, and audit health.

Model compare

Gemini 3 Pro DeepSearch vs GPT-5.2

gemini-3-pro-deepsearch-vs-gpt-5-2

Model A

Gemini

Gemini 3 Pro DeepSearch

Model B

OpenAI

GPT-5.2

Overall leaderContenderLeading
Verified metric wins0 wins4 wins
Where it leadsNo dataCheapest input price, Free providers, Provider coverage, Recent tests

Benchmark score comparison

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

Metric
GeminiGemini 3 Pro DeepSearch
OpenAIGPT-5.2
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
GeminiGemini 3 Pro DeepSearch
OpenAIGPT-5.2
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
GeminiGemini 3 Pro DeepSearch
OpenAIGPT-5.2
5 tests
Gemini

Gemini 3 Pro DeepSearch

speed / latency

N/A / N/A

input / output

No data

OpenAI

When to choose each model

This report only uses LMSpeed data for Gemini 3 Pro DeepSearch and GPT-5.2: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.

Guidance
GeminiGemini 3 Pro DeepSearch
OpenAIGPT-5.2
When to choose each model

Gemini 3 Pro DeepSearch

Gemini 3 Pro DeepSearch does not clearly lead on the verified metrics here, so check provider-specific pricing before choosing.

GPT-5.2

GPT-5.2 is stronger when you prioritize Cheapest input price, Free providers, Provider coverage, Recent tests.

FAQ

TL;DR: GPT-5.2 leads across 54 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.

Related compare reports

Continue from Gemini 3 Pro DeepSearch vs GPT-5.2 into nearby model comparisons with enough verified LMSpeed data.

Model metadataNo OpenRouter metadata is available yet for this model.GPT-5.2 exposes 128K tokens; notable signals: Text input, Image input, File input, Text output.
DeveloperGoogleOpenAI
Context windowNo data128K tokens
Max outputNo data16.4K tokens
ReleasedNo dataDec 2025
ModalitiesNo data

Input

FileImageText

Output

Text
FeaturesNone listed
Text inputImage inputFile inputText outputTool callingStructured outputsJSON mode
ParametersNo dataNo data
TokenizerNo dataGPT
Knowledge cutoffNo dataNo data
OpenRouter IDNo dataopenai/gpt-5.2-chat
ReferencesNo dataNo data

GPT-5.2

speed / latency

32 tok/s / 1965ms

input / output

No data

Crond0 tests
Gemini

Gemini 3 Pro DeepSearch

speed / latency

N/A / N/A

input / output

No data

OpenAI

GPT-5.2

speed / latency

N/A / N/A

input / output

No data

Gpt API0 tests
Gemini

Gemini 3 Pro DeepSearch

gemini-3-pro-deepsearch

speed / latency

N/A / N/A

input / output

$0.286/M / $1.71/M

OpenAI

GPT-5.2

gpt-5.2-medium

speed / latency

N/A / N/A

input / output

$0.250/M / $2.00/M

Higobs API0 tests
Gemini

Gemini 3 Pro DeepSearch

speed / latency

N/A / N/A

input / output

No data

OpenAI

GPT-5.2

speed / latency

N/A / N/A

input / output

No data

KFCV500 tests
Gemini

Gemini 3 Pro DeepSearch

gemini-3-pro-deepsearch-async

speed / latency

N/A / N/A

input / output

$0.205/M / $0.205/M

OpenAI

GPT-5.2

gpt-5.2-openai-compact

speed / latency

N/A / N/A

input / output

$10.27/M / $10.27/M

兔子API
Gemini

Gemini 3 Pro DeepSearch

gemini-3-pro-deepsearch-async

speed / latency

No data

input / output

$1.00/M / $1.00/M

OpenAI

GPT-5.2

gpt-5.2-2025-12-11

speed / latency

No data

input / output

$75.00/M / $600.00/M

Yun API
GeminiGemini 3 Pro DeepSearch vs GPT-5.44 verified data points
ClaudeClaude Opus 4.6 vs Gemini 3 Pro DeepSearch4 verified data points
GeminiGemini 3 Pro DeepSearch vs GPT-54 verified data points
GeminiGemini 2.5 Pro vs Gemini 3 Pro DeepSearch4 verified data points

Data as of Jun 13, 2026, 03:04 PM·Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.