Keywords AI
Compare Moonshot AI and xAI side by side. Both are tools in the Foundation Models category.
| Category | Foundation Models | Foundation Models |
| Pricing | — | Usage-based |
| Best For | — | Developers building applications that benefit from real-time information and social data access |
| Website | moonshot.ai | x.ai |
| Key Features | — |
|
| Use Cases | — |
|
Moonshot AI is a Chinese AI company that builds the Kimi series of large language models. Kimi supports ultra-long context windows (up to 2M tokens), multimodal capabilities, and advanced reasoning. With over 20M monthly active users, it is one of the most widely used AI assistants in China.
xAI, founded by Elon Musk, builds the Grok series of large language models. Grok is integrated into the X (formerly Twitter) platform and is available through an API for developers. Known for its real-time information access and conversational style, Grok competes with frontier models on reasoning and coding benchmarks. xAI operates one of the world's largest GPU training clusters.
Companies that train and release their own large language models and foundation models. These organizations invest in large-scale model training, publish research, and offer API access to their proprietary models.
Browse all Foundation Models tools →