How often is ai21.com cited by AI models?

ai21.com was cited 2 times by AI models, representing 0.4% of all source citations.

Which AI models cite ai21.com?

ai21.com is cited by 2 AI models including Perplexity Sonar (with search) (latest), Anthropic Claude Sonnet (latest), OpenAI ChatGPT Latest, Google Gemini Flash (latest), X.AI Grok (latest).

What is ai21.com's ranking among source domains?

ai21.com ranks #54 out of 190 source domains analyzed (with 49 brands also tracked).

What brands are associated with ai21.com?

AI models reference ai21.com when discussing brands like various brands.

How is source ranking determined?

Sources are ranked by Share of Voice = Model Coverage × Quality Score. Model weights are based on Monthly Active Users (OpenAI ChatGPT Latest: 900M MAU, Google Gemini Flash (latest): 650M MAU, Perplexity Sonar (with search) (latest): 45M MAU, etc.). Sources appearing earlier in AI responses receive higher prominence scores.

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About ai21.com (AI Tools)

This page provides details about ai21.com (AI Tools) which was ranked #54 out of 190 in the list of sources (2 citations (0.4% share)) in answers from AI models (Anthropic Claude Sonnet (latest), OpenAI ChatGPT Latest) when they were asked the following 1 question: "What are the best AI Tools options available today? Please provide a comprehensive overview including: the leading brands and products, top companies and service providers, recognized experts and thought leaders, promising startups and new market entrants, major industry events and conferences, active communities and forums, and influential publications and media covering this space." on Dec 29, 2025 by AI Chat Watch.

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Citations

Used by AI Models

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Pages from ai21.com (1 link)

URL Path	Citations	Position
ai21.com	2	25.2

Citations from AI Responses

Anthropic Claude Sonnet (latest) (1 citation)

What are the best AI Tools options available today? Please provide a comprehensive overview including: the leading brands and products, top companies and service providers, recognized experts and thought leaders, promising startups and new market entrants, major industry events and conferences, active communities and forums, and influential publications and media covering this space.

[...] - Conversational AI focus 4. **Character.AI** - [https://character.ai](https://character.ai) - Customizable AI characters - Entertainment and roleplay 5. **Cohere** - [https://cohere.com](https://cohere.com) - Enterprise NLP platform - Developer-friendly AI models 6. **AI21 Labs** - [https://www.ai21.com](https://www.ai21.com) - Jurassic language models - Writing and reading comprehension 7. **Stability AI** - [https://stability.ai](https://stability.ai) - Open-source generative AI - Stable Diffusion creator 8. **Replicate** - [https://replicate.com](https://replicate.com) - Run AI models in the cloud [...]

ai21.com December 29, 2025

OpenAI ChatGPT Latest (1 citation)

[...] om/) ([Google](https://www.google.com/)) - [Azure AI](https://ai.azure.com/) ([Microsoft](https://www.microsoft.com/)) - [Amazon Bedrock](https://aws.amazon.com/bedrock/) ([Amazon Web Services](https://aws.amazon.com/)) - [Cohere](https://cohere.com/) - [Mistral AI](https://mistral.ai/) - [AI21 Labs](https://www.ai21.com/) **Model hubs / routing / hosted inference** - [Hugging Face](https://huggingface.co/) (hub + inference offerings) - [OpenRouter](https://openrouter.ai/) (model routing/aggregation) - [Replicate](https://replicate.com/) (hosted model APIs) - [Together AI](https://www.together.ai/) (hosted [...]