Comprehensive side-by-side LLM comparison
Grok-3 leads with 4.3% higher average benchmark score. Claude Haiku 4.5 offers 264.0K more tokens in context window than Grok-3. Claude Haiku 4.5 is $12.00 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Haiku 4.5 continues Anthropic's tradition of fast, efficient models in the fourth generation Claude family. Designed to maintain the hallmark speed and cost-effectiveness of the Haiku line while incorporating advancements from the Claude 4 series, it serves applications requiring rapid processing and quick turnaround times.
xAI
Grok 3 was introduced as xAI's third-generation flagship model, designed to push the boundaries of reasoning, factual accuracy, and helpful assistance. Built to advance the state of AI capabilities, it incorporates improvements across language understanding, generation, and analytical thinking.
8 months newer

Grok-3
xAI
2025-02-17

Claude Haiku 4.5
Anthropic
2025-10-15
Cost per million tokens (USD)

Claude Haiku 4.5

Grok-3
Context window and performance specifications
Average performance across 2 common benchmarks

Claude Haiku 4.5

Grok-3
Grok-3
2024-11-17
Claude Haiku 4.5
2025-02-01
Available providers and their performance metrics

Claude Haiku 4.5
Anthropic

Grok-3

Claude Haiku 4.5

Grok-3

Claude Haiku 4.5

Grok-3
xAI