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Data points: 83

On this page

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

Key Takeaways

The readout for Claude Opus 4.6 and Gemini 3 Pro, before the detailed comparison sheet.

Decision read

Claude Opus 4.6

Claude Opus 4.6 currently has the stronger profile, with verified wins split 4 to 2.

Evidence depth

83 data points

Includes 6 benchmark rows, 3 audit samples, and 8 provider examples.

Selection signal

Start with Claude Opus 4.6

The charts below split 17 high-signal samples across speed, scores, and audit health.

Model compare

Claude Opus 4.6 vs Gemini 3 Pro

claude-opus-4-6-vs-gemini-3-pro

Model A

Claude

Claude Opus 4.6

Model B

Gemini

Gemini 3 Pro

Overall leaderLeadingContender
Verified metric wins4 wins2 wins
Where it leadsFirst-token latency, Free providers, Provider coverage, Recent testsCheapest input price, Average speed
Model metadataClaude Opus 4.6 exposes 1M tokens; notable signals: Text input, Image input, File input, Text output.No OpenRouter metadata is available yet for this model.
DeveloperAnthropicGoogle
Context window1M tokensNo data
Max output128K tokensNo data
ReleasedApr 2026No data
Modalities

Input

TextImageFile

Output

Text
No data
Features
Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning
None listed
ParametersNo dataNo data
TokenizerClaudeNo data
Knowledge cutoffNo dataNo data
OpenRouter IDanthropic/claude-opus-4.6-fastNo data
ReferencesNo dataNo data

Benchmark score comparison

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

Metric
ClaudeClaude Opus 4.6
GeminiGemini 3 Pro
SciCode
45.7%#20
56.1%#4
GPQA
84.0%#38
90.8%#7
HLE
18.6%#43
37.2%#7
Input price
$5.00/M#41
$2.00/M#36
Output price
$25.00/M#47
$12.00/M#42
Blended price
$10.00/M#68
$4.50/M#61

API audit comparison

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

Provider
ClaudeClaude Opus 4.6
GeminiGemini 3 Pro
Yuan APIWinner: Claude Opus 4.6
Claude

Claude Opus 4.6

claude-opus-4-6

Audit score

89

View report
56100100100
Gemini

Gemini 3 Pro

gemini-3-pro-preview

No audit yet

钠 APIWinner: Claude Opus 4.6
Claude

Claude Opus 4.6

claude-opus-4-6

Audit score

80

View report
668470100
Gemini

Gemini 3 Pro

gemini-3-pro-low

No audit yet

RenRen APIWinner: Claude Opus 4.6
Claude

Claude Opus 4.6

claude-opus-4-6

Audit score

78

View report
70728088
Gemini

Gemini 3 Pro

gemini-3-pro-preview

No audit yet

Provider examples

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

Provider
ClaudeClaude Opus 4.6
GeminiGemini 3 Pro
N1N20 tests
Claude

Claude Opus 4.6

speed / latency

46 tok/s / 2559ms

input / output

No data

Gemini

Gemini 3 Pro

speed / latency

83 tok/s / 14822ms

input / output

No data

Rnglg2 API20 tests
Claude

Claude Opus 4.6

speed / latency

57 tok/s / 3926ms

input / output

No data

Gemini

Gemini 3 Pro

speed / latency

85 tok/s / 12067ms

input / output

No data

钠 API20 tests
Claude

Claude Opus 4.6

claude-opus-4-6

speed / latency

42 tok/s / 2282ms

input / output

$0.103/M / $0.514/M

Gemini

Gemini 3 Pro

gemini-3-pro-preview

speed / latency

N/A / N/A

input / output

$0.015/M / $0.988/M

ModelPool10 tests
Claude

Claude Opus 4.6

speed / latency

84 tok/s / 3916ms

input / output

No data

Gemini

Gemini 3 Pro

speed / latency

N/A / N/A

input / output

No data

小水管 API10 tests
Claude

Claude Opus 4.6

speed / latency

45 tok/s / 6167ms

input / output

No data

Gemini

Gemini 3 Pro

speed / latency

16 tok/s / 1749ms

input / output

No data

Seamee API
Claude

Claude Opus 4.6

claude-opus-4.6

speed / latency

No data

input / output

$0/M / $0/M

Gemini

Gemini 3 Pro

gemini-3-pro-preview

speed / latency

No data

input / output

$0.570/M / $3.43/M

Crond
Claude

Claude Opus 4.6

c/claude-opus-4-6-thinking

speed / latency

No data

input / output

$0.0017/M / $0.0017/M

Gemini

Gemini 3 Pro

gemini-3-pro-preview

speed / latency

No data

input / output

$2.00/M / $12.00/M

Yun API
Claude

Claude Opus 4.6

claude-opus-4-6

speed / latency

No data

input / output

$0.685/M / $3.42/M

Gemini

Gemini 3 Pro

gemini-3-pro-preview

speed / latency

No data

input / output

$0.0048/M / $0.0048/M

When to choose each model

This report only uses LMSpeed data for Claude Opus 4.6 and Gemini 3 Pro: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.

Guidance
ClaudeClaude Opus 4.6
GeminiGemini 3 Pro
When to choose each model

Claude Opus 4.6

Claude Opus 4.6 is stronger when you prioritize First-token latency, Free providers, Provider coverage, Recent tests.

Gemini 3 Pro

Gemini 3 Pro is stronger when you prioritize Cheapest input price, Average speed.

FAQ

TL;DR: Claude Opus 4.6 leads across 83 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.

Why is this comparison indexable?
It has 6 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 Claude Opus 4.6 vs Gemini 3 Pro into nearby model comparisons with enough verified LMSpeed data.

ClaudeClaude Opus 4.6 vs GPT-5.46 verified data pointsClaudeClaude Opus 4.6 vs GPT-56 verified data pointsClaudeClaude Opus 4.6 vs GPT-5.26 verified data pointsClaudeClaude Opus 4.6 vs Gemini 2.5 Pro6 verified data points

Data as of Jun 13, 2026, 02:51 PM·Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.