Comprehensive side-by-side LLM comparison
Claude Sonnet 4.5 is available on 2 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Sonnet 4.5 was developed to bridge human thinking and machine assistance, allowing people to work with language and tools in a more conversational and natural way. Built with a focus on turning ideas into results, it represents an evolution in making AI feel less mechanical while maintaining strong capabilities across reasoning, coding, and collaborative tasks.
IBM
Granite 3.3 8B Base was developed by IBM as an enterprise-focused foundation model, designed to provide a reliable starting point for business applications. Built with 8 billion parameters and trained on curated data, it serves as a foundation for domain-specific customization in enterprise contexts.
5 months newer

Granite 3.3 8B Base
IBM
2025-04-16

Claude Sonnet 4.5
Anthropic
2025-09-29
Context window and performance specifications
Granite 3.3 8B Base
2024-04-01
Claude Sonnet 4.5
2025-01-31
Available providers and their performance metrics

Claude Sonnet 4.5
Anthropic
ZeroEval


Claude Sonnet 4.5

Granite 3.3 8B Base

Claude Sonnet 4.5

Granite 3.3 8B Base
Granite 3.3 8B Base