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Claude 3 Opus vs Gemini 4 Carbon

Gemini 4 Carbon leads the LLM Stats Score 59.0 to 9.4.

Anthropic · Google · Updated for 2026

Which is better?

Gemini 4 Carbon leads the overall LLM Stats Score 59.0 to 9.4, ranking #2 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Claude 3 Opus

  • you want predictable pricing at $15.00/M input and $75.00/M output

Choose Gemini 4 Carbon

  • overall performance matters — it scores 59.0 and ranks #2 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you want the most recent training data — it shipped Oct 2026

At a glance

The differences that matter most.

Claude 3 Opus
Anthropic
Gemini 4 Carbon
Google
Core performance indexes
LLM Stats Score
9.4
#303
59.0
#2
Reasoning
9.4
#297
54.9
#5
Coding
5.0
#234
48.1
#3
Cost, coverage & limits
Benchmark wins
—
—
Input price
$15.00 / M
— / M
Output price
$75.00 / M
— / M
Context window
200,000
—

Individual benchmarks

11 reported for Claude 3 Opus · 16 for Gemini 4 Carbon

No common benchmarks found

Claude 3 Opus and Gemini 4 Carbondon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Claude 3 Opus specifies input context (200,000 tokens). Only Claude 3 Opus specifies output context (200,000 tokens).

Anthropic
Claude 3 Opus
Input200,000 tokens
Output200,000 tokens
Google
Gemini 4 Carbon
Input- tokens
Output- tokens
Thu Oct 29 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Claude 3 Opus and Gemini 4 Carbon support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude 3 Opus

Text
Images
Audio
Video

Gemini 4 Carbon

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Claude 3 Opus

Proprietary

Closed source

Gemini 4 Carbon

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3 Opus was released on 2024-02-29, while Gemini 4 Carbon was released on 2026-10-28.

Gemini 4 Carbon is 32 months newer than Claude 3 Opus.

Claude 3 Opus

Feb 29, 2024

2.7 years ago

Gemini 4 Carbon

Oct 28, 2026

-3 days ago

2.7yr newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Claude 3 Opus and Gemini 4 Carbon side-by-side, then vote on the output you prefer.

Claude 3 Opus
✓ Preferred
Gemini 4 Carbon
Open in Playground

FAQ

Common questions about Claude 3 Opus vs Gemini 4 Carbon.

Which is better, Claude 3 Opus or Gemini 4 Carbon?

Gemini 4 Carbon leads the LLM Stats Score 59.0 to 9.4. Claude 3 Opus is made by Anthropic and Gemini 4 Carbon is made by Google. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Claude 3 Opus compare to Gemini 4 Carbon in benchmarks?

Claude 3 Opus scores ARC-C: 96.4%, HellaSwag: 95.4%, GSM8k: 95.0%, MGSM: 90.7%, BIG-Bench Hard: 86.8%. Gemini 4 Carbon scores Gray Swan IPI Benchmark: 100.0%, Vending-Bench 2: 100.0%, Graphwalks BFS >128k: 96.2%, WebDev Arena: 88.4%, SEC-bench Pro: 88.2%.

What are the context window sizes for Claude 3 Opus and Gemini 4 Carbon?

Claude 3 Opus supports 200K tokens and Gemini 4 Carbon supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Claude 3 Opus and Gemini 4 Carbon?

Key differences include LLM Stats Score (9.4 vs 59.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3 Opus and Gemini 4 Carbon?

Claude 3 Opus is developed by Anthropic and Gemini 4 Carbon is developed by Google.

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