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Llama 3 70B vs Claude Opus 5

At a glance

Meta's original Llama 3 70B instruction model.

8K ctx$0.51/$0.74 per M

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
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Cheaper94%
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Specs
8K
Context
8K
Max output
Apr 2024
Released
1M
Context
128K
Max output
Jul 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input90%$0.51/M tokens
Output97%$0.74/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 Llama 3 70BGo to model
Chat with Claude Opus 5Go to model
Frequently Asked Questions: Llama 3 70B vs Claude Opus 5▼

Which is better, Llama 3 70B or Claude Opus 5?

▼

Both Llama 3 70B 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, Llama 3 70B or Claude Opus 5?

▼

Llama 3 70B has a lower blended cost. Llama 3 70B: $0.51 input / $0.74 output. Claude Opus 5: $5.00 input / $25.00 output.

Which has a larger context window, Llama 3 70B or Claude Opus 5?

▼

Claude Opus 5 has a larger context window: Llama 3 70B supports 8K tokens vs Claude Opus 5 at 1M tokens.

Do both Llama 3 70B and Claude Opus 5 support vision?

▼

Claude Opus 5 supports vision/image input, but Llama 3 70B does not.

What are the key differences between Llama 3 70B and Claude Opus 5?

▼

Key differences: Llama 3 70B is significantly cheaper; only Claude Opus 5 supports vision input; only Claude Opus 5 offers extended reasoning mode. 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 Llama 3 70B and Claude Opus 5 for free on idapt.app to see which performs better for your specific needs.

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