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Llama 3.3 70B vs Claude Sonnet 5

At a glance

Meta's efficient 70B model matching Llama 3.1 405B on key benchmarks.

61131K ctx$0.13/$0.40 per M#68/92

Anthropic's fifth-generation Sonnet — near-Opus intelligence at Sonnet speed and price.

801M ctx$2.00/$10.00 per M#26/92
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
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper95%
Capability
CapabilityECI61.4
Reasoning & Knowledge
Graduate Science47.4%Factual Recall—
Math
Math Problems41.6%Competition Math5.1%
Reasoning
CI 72.7-84.7Provisional
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Smarter30%
Capability
CapabilityECI30%80.1
Reasoning & Knowledge
Graduate Science91%90.5%Factual Recall25.0%
Math
Math Problems—Competition Math1743%94.7%
Specs
131K
Context
66K
Max output
Dec 2024
Released
1M
Context
128K
Max output
Jun 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input94%$0.13/M tokens
Output96%$0.40/M tokens
Live pricing, shown before you run
Input$2.00/M tokens
Output$10.00/M tokens
Cache read$0.20/M tokens
Cache write$2.50/M tokens
Web search$0.01/search
Chat with Llama 3.3 70BGo to model
Chat with Claude Sonnet 5Go to model
Frequently Asked Questions: Llama 3.3 70B vs Claude Sonnet 5▼

Which is better, Llama 3.3 70B or Claude Sonnet 5?

▼

Based on the Capability Index, Claude Sonnet 5 scores higher (80.1 vs 61.4). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, Llama 3.3 70B or Claude Sonnet 5?

▼

Llama 3.3 70B has a lower blended cost. Llama 3.3 70B: $0.13 input / $0.40 output. Claude Sonnet 5: $2.00 input / $10.00 output.

Which has a larger context window, Llama 3.3 70B or Claude Sonnet 5?

▼

Claude Sonnet 5 has a larger context window: Llama 3.3 70B supports 131K tokens vs Claude Sonnet 5 at 1M tokens.

Do both Llama 3.3 70B and Claude Sonnet 5 support vision?

▼

Claude Sonnet 5 supports vision/image input, but Llama 3.3 70B does not.

What are the key differences between Llama 3.3 70B and Claude Sonnet 5?

▼

Key differences: Claude Sonnet 5 has a notably higher capability index (18.7 point gap); Llama 3.3 70B is significantly cheaper; only Claude Sonnet 5 supports vision input; only Claude Sonnet 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 3.3 70B and Claude Sonnet 5 for free on idapt.app to see which performs better for your specific needs.

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