Comprehensive side-by-side LLM comparison
Both models show comparable benchmark performance. Claude 3 Opus offers 368.0K more tokens in context window than Phi 4. Phi 4 is $89.79 cheaper per million tokens. Claude 3 Opus supports multimodal inputs. Claude 3 Opus is available on 3 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude 3 Opus was developed as the most capable model in the Claude 3 family, designed to set new industry benchmarks across a wide range of cognitive tasks. Built to handle complex analysis and extended tasks requiring deep reasoning, it balanced frontier intelligence with careful safety considerations, representing the flagship tier of the Claude 3 generation.
Microsoft
Phi-4 was introduced as the fourth generation of Microsoft's small language model series, designed to push the boundaries of what compact models can achieve. Built with advanced training techniques and architectural improvements, it demonstrates continued progress in efficient, high-quality language models.
9 months newer

Claude 3 Opus
Anthropic
2024-02-29

Phi 4
Microsoft
2024-12-12
Cost per million tokens (USD)

Claude 3 Opus

Phi 4
Context window and performance specifications
Average performance across 7 common benchmarks

Claude 3 Opus

Phi 4
Phi 4
2024-06-01
Available providers and their performance metrics

Claude 3 Opus
Anthropic
Bedrock

Claude 3 Opus

Phi 4

Claude 3 Opus

Phi 4

Phi 4
DeepInfra