Comprehensive side-by-side LLM comparison
Grok-3 leads with 25.7% higher average benchmark score. Kimi K2 Instruct offers 126.1K more tokens in context window than Grok-3. Kimi K2 Instruct is $15.13 cheaper per million tokens. Grok-3 supports multimodal inputs. Overall, Grok-3 is the stronger choice for coding tasks.
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.
Moonshot AI
Kimi K2 Instruct was developed as the instruction-tuned version of Kimi K2, designed to follow user instructions reliably across diverse tasks. Built to serve general-purpose conversational and task-completion applications, it provides Moonshot's accessible interface for language AI.
4 months newer

Grok-3
xAI
2025-02-17

Kimi K2 Instruct
Moonshot AI
2025-07-11
Cost per million tokens (USD)

Grok-3

Kimi K2 Instruct
Context window and performance specifications
Average performance across 3 common benchmarks

Grok-3

Kimi K2 Instruct
Grok-3
2024-11-17
Available providers and their performance metrics

Grok-3
xAI

Kimi K2 Instruct

Grok-3

Kimi K2 Instruct

Grok-3

Kimi K2 Instruct
Novita