Comprehensive side-by-side LLM comparison
Llama 3.1 Nemotron Ultra 253B v1 leads with 1.3% higher average benchmark score. Claude Sonnet 4 supports multimodal inputs. Claude Sonnet 4 is available on 4 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Sonnet 4 was created as the balanced offering in the Claude 4 family, designed to provide strong intelligence with practical speed and cost efficiency. Built to serve as a versatile workhorse for diverse applications, it balances advanced capabilities with operational considerations for everyday enterprise and consumer use.
NVIDIA
Llama 3.1 Nemotron Ultra 253B was developed as NVIDIA's largest Nemotron variant, designed to provide maximum capability through extensive customization of large-scale foundations. Built with 253 billion parameters and NVIDIA's specialized training, it represents the flagship offering in the Nemotron family.
1 month newer

Llama 3.1 Nemotron Ultra 253B v1
NVIDIA
2025-04-07

Claude Sonnet 4
Anthropic
2025-05-22
Context window and performance specifications
Average performance across 2 common benchmarks

Claude Sonnet 4

Llama 3.1 Nemotron Ultra 253B v1
Llama 3.1 Nemotron Ultra 253B v1
2023-12-01
Available providers and their performance metrics

Claude Sonnet 4
Anthropic
Bedrock
ZeroEval

Claude Sonnet 4

Llama 3.1 Nemotron Ultra 253B v1

Claude Sonnet 4

Llama 3.1 Nemotron Ultra 253B v1

Llama 3.1 Nemotron Ultra 253B v1