The AI arena is free today

Open Superagent

Claude 3 Opus vs GPT-4 Turbo

Claude 3 Opus and GPT-4 Turbo are closely matched at 10.1 and 9.2 on the LLM Stats Score. GPT-4 Turbo is 2.0x cheaper per token.

Anthropic · OpenAI · Updated for 2026

Which is better?

Claude 3 Opus and GPT-4 Turbo are closely matched on the overall LLM Stats Score at 10.1 and 9.2.

The models split the 6 individual benchmarks reported for both models evenly.

On price, GPT-4 Turbo is roughly 2.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Claude 3 Opus also accepts a larger context window (200,000 input tokens), making it the stronger choice for long documents and large codebases.

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

Choose Claude 3 Opus

  • you process long inputs — it offers a 200,000 token context window

Choose GPT-4 Turbo

  • cost matters — it's about 2.0x cheaper per token
  • you want the most recent training data — it shipped Apr 2024

At a glance

The differences that matter most.

Core performance indexes
10.1
#255
9.2
#260
10.0
#248
9.3
#252
5.2
#195
7.3
#178
Cost, coverage & limits
Benchmark wins
3 of 6
3 of 6
Input price
$15.00 / M
$10.00 / M
Output price
$75.00 / M
$30.00 / M
Context window
200,000
128,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Claude 3 Opus
GPT-4 Turbo
16.4#198
17.4#188
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

11 reported for Claude 3 Opus · 6 for GPT-4 Turbo

6 shared

Claude 3 Opus outperforms in 3 benchmarks (GPQA, MGSM, MMLU), while GPT-4 Turbo is better at 3 benchmarks (DROP, HumanEval, MATH).

Both models are evenly matched across the benchmarks.

Thu Sep 03 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

GPT-4 Turbo costs less

For input processing, Claude 3 Opus ($15.00/1M tokens) is 1.5x more expensive than GPT-4 Turbo ($10.00/1M tokens).

For output processing, Claude 3 Opus ($75.00/1M tokens) is 2.5x more expensive than GPT-4 Turbo ($30.00/1M tokens).

In conclusion, Claude 3 Opus is more expensive than GPT-4 Turbo.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Thu Sep 03 2026 • llm-stats.com
Anthropic
Claude 3 Opus
Input tokens$15.00
Output tokens$75.00
Best providerAnthropic
OpenAI
GPT-4 Turbo
Input tokens$10.00
Output tokens$30.00
Best providerAzure
Notice missing or incorrect data?Start an Issue

Context Window

Maximum input and output token capacity

Claude 3 Opus accepts 200,000 input tokens compared to GPT-4 Turbo's 128,000 tokens. Claude 3 Opus can generate longer responses up to 200,000 tokens, while GPT-4 Turbo is limited to 4,096 tokens.

Anthropic
Claude 3 Opus
Input200,000 tokens
Output200,000 tokens
OpenAI
GPT-4 Turbo
Input128,000 tokens
Output4,096 tokens
Thu Sep 03 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Claude 3 Opus supports multimodal inputs, whereas GPT-4 Turbo does not.

Claude 3 Opus can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude 3 Opus

Text
Images
Audio
Video

GPT-4 Turbo

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

GPT-4 Turbo

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3 Opus was released on 2024-02-29, while GPT-4 Turbo was released on 2024-04-09.

GPT-4 Turbo is 1 month newer than Claude 3 Opus.

Claude 3 Opus

Feb 29, 2024

2.5 years ago

GPT-4 Turbo

Apr 9, 2024

2.4 years ago

1mo newer

Knowledge Cutoff

When training data ends

GPT-4 Turbo has a documented knowledge cutoff of 2023-12-31, while Claude 3 Opus's cutoff date is not specified.

We can confirm GPT-4 Turbo's training data extends to 2023-12-31, but cannot make a direct comparison without Claude 3 Opus's cutoff date.

Claude 3 Opus

GPT-4 Turbo

Dec 2023

Provider Availability

Claude 3 Opus is available from Anthropic, Bedrock, Google. GPT-4 Turbo is available from Azure, OpenAI.

Claude 3 Opus

anthropic logo
Anthropic
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M
bedrock logo
AWS Bedrock
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M
google logo
Google
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M

GPT-4 Turbo

azure logo
Azure
Input Price:Input: $10.00/1MOutput Price:Output: $30.00/1M
openai logo
OpenAI
Input Price:Input: $10.00/1MOutput Price:Output: $30.00/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

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

Claude 3 Opus
✓ Preferred
GPT-4 Turbo
Open in Playground

FAQ

Common questions about Claude 3 Opus vs GPT-4 Turbo.

Which is better, Claude 3 Opus or GPT-4 Turbo?

Claude 3 Opus and GPT-4 Turbo are closely matched on the LLM Stats Score at 10.1 and 9.2. Claude 3 Opus is made by Anthropic and GPT-4 Turbo is made by OpenAI. 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 GPT-4 Turbo in benchmarks?

Claude 3 Opus scores ARC-C: 96.4%, HellaSwag: 95.4%, GSM8k: 95.0%, MGSM: 90.7%, BIG-Bench Hard: 86.8%. GPT-4 Turbo scores MGSM: 88.5%, HumanEval: 87.1%, MMLU: 86.5%, DROP: 86.0%, MATH: 72.6%.

Is Claude 3 Opus cheaper than GPT-4 Turbo?

GPT-4 Turbo is 1.5x cheaper for input tokens. Claude 3 Opus costs $15.00/M input and $75.00/M output via anthropic. GPT-4 Turbo costs $10.00/M input and $30.00/M output via azure.

What are the context window sizes for Claude 3 Opus and GPT-4 Turbo?

Claude 3 Opus supports 200K tokens and GPT-4 Turbo supports 128K 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 GPT-4 Turbo?

Key differences include LLM Stats Score (10.1 vs 9.2), context window (200K vs 128K), input pricing ($15.00 vs $10.00/M), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3 Opus and GPT-4 Turbo?

Claude 3 Opus is developed by Anthropic and GPT-4 Turbo is developed by OpenAI.