Comprehensive side-by-side LLM comparison
Both models show comparable benchmark performance. Claude 3.7 Sonnet supports multimodal inputs. Claude 3.7 Sonnet is available on 4 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude 3.7 Sonnet represents Anthropic's first hybrid reasoning model, capable of producing near-instant responses or extended step-by-step thinking that is visible to users. Developed with particularly strong improvements in coding and front-end web development, it allows users to control thinking budgets and balances real-world task performance with reasoning capabilities for enterprise applications.
Microsoft
Phi-4 Reasoning Plus was created as an enhanced reasoning variant, designed to provide even deeper analytical capabilities within the Phi-4 family. Built to maximize reasoning quality while maintaining the efficiency benefits of small models, it represents the most capable reasoning-focused option in the Phi-4 series.
2 months newer

Claude 3.7 Sonnet
Anthropic
2025-02-24

Phi 4 Reasoning Plus
Microsoft
2025-04-30
Context window and performance specifications
Average performance across 4 common benchmarks

Claude 3.7 Sonnet

Phi 4 Reasoning Plus
Phi 4 Reasoning Plus
2025-03-01
Available providers and their performance metrics

Claude 3.7 Sonnet
Anthropic
Bedrock
ZeroEval

Claude 3.7 Sonnet

Phi 4 Reasoning Plus

Claude 3.7 Sonnet

Phi 4 Reasoning Plus

Phi 4 Reasoning Plus