Claude Opus 4.5 vs DeepSeek V3 0324
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Claude Opus 4.5 and DeepSeek V3 0324.
Claude Opus 4.5
Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...
DeepSeek V3 0324
DeepSeek V3, a 685B-parameter, mixture-of-experts model, is the latest iteration of the flagship chat model family from the DeepSeek team. It succeeds the [DeepSeek V3](/deepseek/deepseek-chat-v3) model and performs really well...
Technical Specifications
| Specification | Claude Opus 4.5 | DeepSeek V3 0324 |
|---|---|---|
| Provider | Anthropic | DeepSeek |
| Context Window | 200,000 tokens | 163,840 tokens |
| Agent Suitability | 93/100 | N/A |
| Time to First Token (TTFT) | 550 ms | N/A |
| Deployment Model | managed api | self hostable |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2025-11-24 | 2025-03-24 |
API Pricing Comparison
Input Price per Million Tokens
Claude Opus 4.5
$5.00
DeepSeek V3 0324
$0.24
Output Price per Million Tokens
Claude Opus 4.5
$25.00
DeepSeek V3 0324
$0.90
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Claude Opus 4.5 Quirks & Gotchas
- ▸Deep analytical reasoning — best for structured problem-solving
- ▸200K context is limiting compared to 1M of Opus 4.6+ — upgrade for long-document tasks
DeepSeek V3 0324 Quirks & Gotchas
No developer gotchas reported.