These rankings are based on data from March 2026
Company
OpenAI
Years in business
- 11
Number of employees
- 201-500 employees
Country
- United States
Multimodal chat service exposes large language models via web and mobile, supporting voice interaction, image input, code execution, file analysis, and custom GPT creation with action workflow integration, enabling rapid content generation, research, and task automation for individuals and enterprises.
API Availability
- Unknown
Position of ChatGPT on sub rankings
March 2026
AI foundation models (LLM) - Overall
13 out of 37
Foundation models (llm) - Traffic
1 out of 37
United States - Overall
513 out of 17,204
AI foundation models (LLM) - Overall
13 out of 37
Foundation models (llm) - Traffic
1 out of 37
United States - Overall
513 out of 17,204
Company
OpenAI
Years in business
- 11
Number of employees
- 201-500 employees
Country
- United States
Other tools from OpenAI
Insights
Sune Selsbæk-Reitz on promptism, fluent machines, and why AI makes it easier to stop thinking too soon
An interview with Sune Selsbæk-Reitz on his new book Promptism and why the real risk of AI is not in the technology itself, but in how we use it. He explains how fluent systems influence thinking, why knowledge matters more than ever, and what professionals should do to stay in control.
9 Fresh AI Tools: From scam checks to startup plans
This month brought another strong batch of new submissions to RankmyAI. Thanks again to the builders and users who keep pointing us to tools we should track.