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DeepSeek V3.1 vs Claude Opus 5

At a glance

Large hybrid reasoning model supporting thinking and non-thinking modes.

72164K ctx$0.25/$0.95 per M#54/92

Anthropic's flagship for demanding reasoning, coding, and long-horizon agentic work.

1M ctx$5.00/$25.00 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Epoch ECI·OpenRouter· as of 2026-07-10
Cheaper96%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Specs
164K
Context
33K
Max output
Aug 2025
Released
1M
Context
128K
Max output
Jul 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input95%$0.25/M tokens
Output96%$0.95/M tokens
Cache read74%$0.13/M tokens
Live pricing, shown before you run
Input$5.00/M tokens
Output$25.00/M tokens
Cache read$0.50/M tokens
Cache write$6.25/M tokens
Web search$0.01/search
Chat with DeepSeek V3.1Go to model
Chat with Claude Opus 5Go to model
Frequently Asked Questions: DeepSeek V3.1 vs Claude Opus 5▼

Which is better, DeepSeek V3.1 or Claude Opus 5?

▼

Both DeepSeek V3.1 and Claude Opus 5 are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.

Which is cheaper, DeepSeek V3.1 or Claude Opus 5?

▼

DeepSeek V3.1 has a lower blended cost. DeepSeek V3.1: $0.25 input / $0.95 output. Claude Opus 5: $5.00 input / $25.00 output.

Which has a larger context window, DeepSeek V3.1 or Claude Opus 5?

▼

Claude Opus 5 has a larger context window: DeepSeek V3.1 supports 164K tokens vs Claude Opus 5 at 1M tokens.

Do both DeepSeek V3.1 and Claude Opus 5 support vision?

▼

Claude Opus 5 supports vision/image input, but DeepSeek V3.1 does not.

What are the key differences between DeepSeek V3.1 and Claude Opus 5?

▼

Key differences: DeepSeek V3.1 is significantly cheaper; only Claude Opus 5 supports vision input. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both DeepSeek V3.1 and Claude Opus 5 for free on idapt.app to see which performs better for your specific needs.

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