The AI arena is free today

Open Superagent

Claude 3 Opus vs DeepSeek-V3 0324

Claude 3 Opus and DeepSeek-V3 0324 are closely matched at 10.0 and 13.6 on the LLM Stats Score. DeepSeek-V3 0324 is 60.6x cheaper per token.

Anthropic · DeepSeek · Updated for 2026

Which is better?

Claude 3 Opus and DeepSeek-V3 0324 are closely matched on the overall LLM Stats Score at 10.0 and 13.6.

In the 2 individual benchmarks reported for both models, DeepSeek-V3 0324 wins 2; this is a narrower head-to-head signal than the composite indexes.

On price, DeepSeek-V3 0324 is roughly 60.6x 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 DeepSeek-V3 0324

  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results
  • cost matters — it's about 60.6x cheaper per token
  • you want the most recent training data — it shipped Mar 2025
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Core performance indexes
10.0
#256
13.6
#234
9.9
#249
13.8
#223
5.2
#196
4.1
#205
Cost, coverage & limits
Benchmark wins
0 of 2
2 of 2
Input price
$15.00 / M
$0.28 / M
Output price
$75.00 / M
$1.14 / M
Context window
200,000
163,840

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Claude 3 Opus
DeepSeek-V3 0324
16.4#199
16.1#202
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

11 reported for Claude 3 Opus · 5 for DeepSeek-V3 0324

2 shared

Claude 3 Opus outperforms in 0 benchmarks, while DeepSeek-V3 0324 is better at 2 benchmarks (GPQA, MMLU-Pro).

DeepSeek-V3 0324 significantly outperforms across most benchmarks.

Mon Sep 07 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

DeepSeek-V3 0324 costs less

For input processing, Claude 3 Opus ($15.00/1M tokens) is 53.6x more expensive than DeepSeek-V3 0324 ($0.28/1M tokens).

For output processing, Claude 3 Opus ($75.00/1M tokens) is 65.8x more expensive than DeepSeek-V3 0324 ($1.14/1M tokens).

In conclusion, Claude 3 Opus is more expensive than DeepSeek-V3 0324.*

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

Lowest available price from all providers
Mon Sep 07 2026 • llm-stats.com
Anthropic
Claude 3 Opus
Input tokens$15.00
Output tokens$75.00
Best providerAnthropic
DeepSeek
DeepSeek-V3 0324
Input tokens$0.28
Output tokens$1.14
Best providerNovita
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 DeepSeek-V3 0324's 163,840 tokens. Claude 3 Opus can generate longer responses up to 200,000 tokens, while DeepSeek-V3 0324 is limited to 163,840 tokens.

Anthropic
Claude 3 Opus
Input200,000 tokens
Output200,000 tokens
DeepSeek
DeepSeek-V3 0324
Input163,840 tokens
Output163,840 tokens
Mon Sep 07 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Claude 3 Opus supports multimodal inputs, whereas DeepSeek-V3 0324 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

DeepSeek-V3 0324

Text
Images
Audio
Video

License

Usage and distribution terms

Claude 3 Opus is licensed under a proprietary license, while DeepSeek-V3 0324 uses MIT + Model License (Commercial use allowed).

License differences may affect how you can use these models in commercial or open-source projects.

Claude 3 Opus

Proprietary

Closed source

DeepSeek-V3 0324

MIT + Model License (Commercial use allowed)

Open weights

Release Timeline

When each model was launched

Claude 3 Opus was released on 2024-02-29, while DeepSeek-V3 0324 was released on 2025-03-25.

DeepSeek-V3 0324 is 13 months newer than Claude 3 Opus.

Claude 3 Opus

Feb 29, 2024

2.5 years ago

DeepSeek-V3 0324

Mar 25, 2025

1.5 years ago

1.1yr 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

Provider Availability

Claude 3 Opus is available from Anthropic, Bedrock, Google. DeepSeek-V3 0324 is available from Novita.

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

DeepSeek-V3 0324

novita logo
Novita
Input Price:Input: $0.28/1MOutput Price:Output: $1.14/1M
* 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 DeepSeek-V3 0324 side-by-side, then vote on the output you prefer.

Claude 3 Opus
✓ Preferred
DeepSeek-V3 0324
Open in Playground

FAQ

Common questions about Claude 3 Opus vs DeepSeek-V3 0324.

Which is better, Claude 3 Opus or DeepSeek-V3 0324?

Claude 3 Opus and DeepSeek-V3 0324 are closely matched on the LLM Stats Score at 10.0 and 13.6. Claude 3 Opus is made by Anthropic and DeepSeek-V3 0324 is made by DeepSeek. 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 DeepSeek-V3 0324 in benchmarks?

Claude 3 Opus scores ARC-C: 96.4%, HellaSwag: 95.4%, GSM8k: 95.0%, MGSM: 90.7%, BIG-Bench Hard: 86.8%. DeepSeek-V3 0324 scores MATH-500: 94.0%, MMLU-Pro: 81.2%, GPQA: 68.4%, AIME 2024: 59.4%, LiveCodeBench: 49.2%.

Is Claude 3 Opus cheaper than DeepSeek-V3 0324?

DeepSeek-V3 0324 is 53.6x cheaper for input tokens. Claude 3 Opus costs $15.00/M input and $75.00/M output via anthropic. DeepSeek-V3 0324 costs $0.28/M input and $1.14/M output via novita.

What are the context window sizes for Claude 3 Opus and DeepSeek-V3 0324?

Claude 3 Opus supports 200K tokens and DeepSeek-V3 0324 supports 164K 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 DeepSeek-V3 0324?

Key differences include LLM Stats Score (10.0 vs 13.6), context window (200K vs 164K), input pricing ($15.00 vs $0.28/M), multimodal support (yes vs no), licensing (Proprietary vs MIT + Model License (Commercial use allowed)). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3 Opus and DeepSeek-V3 0324?

Claude 3 Opus is developed by Anthropic and DeepSeek-V3 0324 is developed by DeepSeek.