Comprehensive side-by-side LLM comparison
Claude Opus 4.1 is available on 4 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Opus 4.1 represents an iteration within the Claude 4 Opus line, built to deliver refined performance in complex reasoning and analysis tasks. Developed as part of Anthropic's flagship tier, it incorporates improvements to the foundational capabilities that define the Opus family of models.
xAI
Grok 1.5V was introduced as a vision-enabled variant of Grok 1.5, designed to understand and reason about both images and text. Built to extend Grok's capabilities into multimodal applications, it enables visual question answering and image analysis alongside textual understanding.
1 year newer

Grok-1.5V
xAI
2024-04-12

Claude Opus 4.1
Anthropic
2025-08-05
Context window and performance specifications
Available providers and their performance metrics

Claude Opus 4.1
Anthropic
Bedrock
ZeroEval

Claude Opus 4.1

Grok-1.5V

Claude Opus 4.1

Grok-1.5V

Grok-1.5V