Model Comparison

Claude Opus 4 vs Claude 3 Opus

Claude Opus 4 significantly outperforms across most benchmarks. Claude Opus 4 and Claude 3 Opus cost the same.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Claude Opus 4 outperforms in 1 benchmarks (GPQA), while Claude 3 Opus is better at 0 benchmarks.

Claude Opus 4 significantly outperforms across most benchmarks.

Fri May 08 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

For input processing, Claude Opus 4 ($15.00/1M tokens) costs the same as Claude 3 Opus ($15.00/1M tokens).

For output processing, Claude Opus 4 ($75.00/1M tokens) costs the same as Claude 3 Opus ($75.00/1M tokens).

In conclusion, Claude Opus 4 and Claude 3 Opus cost the same.*

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

Lowest available price from all providers
Fri May 08 2026 • llm-stats.com
Anthropic
Claude Opus 4
Input tokens$15.00
Output tokens$75.00
Best providerAnthropic
Anthropic
Claude 3 Opus
Input tokens$15.00
Output tokens$75.00
Best providerAnthropic
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Both models have the same input context window of 200,000 tokens. Claude 3 Opus can generate longer responses up to 200,000 tokens, while Claude Opus 4 is limited to 32,000 tokens.

Anthropic
Claude Opus 4
Input200,000 tokens
Output32,000 tokens
Anthropic
Claude 3 Opus
Input200,000 tokens
Output200,000 tokens
Fri May 08 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

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

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

Claude Opus 4

Text
Images
Audio
Video

Claude 3 Opus

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 Opus 4

Proprietary

Closed source

Claude 3 Opus

Proprietary

Closed source

Release Timeline

When each model was launched

Claude Opus 4 was released on 2025-05-22, while Claude 3 Opus was released on 2024-02-29.

Claude Opus 4 is 15 months newer than Claude 3 Opus.

Claude Opus 4

May 22, 2025

11 months ago

1.2yr newer
Claude 3 Opus

Feb 29, 2024

2.2 years ago

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

Provider Availability

Claude Opus 4 is available from Anthropic, Bedrock, Google. Claude 3 Opus is available from Anthropic, Bedrock, Google.

Claude Opus 4

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

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
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Anthropic
Higher GPQA score (79.6% vs 50.4%)
Anthropic

No standout differentiators in the data we have for this pair.

AnthropicClaude Opus 4
AnthropicClaude 3 Opus
Compare in Playground

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude Opus 4
Anthropic
Claude 3 Opus

FAQ

Common questions about Claude Opus 4 vs Claude 3 Opus.

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

Claude Opus 4 significantly outperforms across most benchmarks. Claude Opus 4 is made by Anthropic and Claude 3 Opus is made by Anthropic. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

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

Claude Opus 4 scores MMMLU: 88.8%, TAU-bench Retail: 81.4%, GPQA: 79.6%, MMMU (validation): 76.5%, AIME 2025: 75.5%. Claude 3 Opus scores ARC-C: 96.4%, HellaSwag: 95.4%, GSM8k: 95.0%, MGSM: 90.7%, BIG-Bench Hard: 86.8%.

Is Claude Opus 4 cheaper than Claude 3 Opus?

Both models cost $15.00 per million input tokens.

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

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