Companies in AI as a Service
There are 7,044 companies in AI as a Service which include OpenAI, Perplexity, Anthropic, Grammarly, Dialpad. 1,994 companies in AI as a Service are funded, with 863 having secured Series A funding. Till date, the sector has seen the creation of 70 Unicorns. United States has the most number of companies in AI as a Service (2,596), followed by India
(642), and then United Kingdom (450).
On average, the last 10 years have seen 526 new companies launched every year. Most number of AI as a Service startups have been founded by alumni from Stanford University, Massachusetts Institute of Technology and Harvard University.
Here is a List of top companies in AI as a Service
1. OpenAI
Developer of artificial intelligence models tools and research-driven platforms. The company conducts AI research and deploys large-scale models for language, vision, audio and multimodal tasks, with the goal of creating artificial general intelligence that benefits humanity. Its portfolio includes generative models such as the GPT series for text, multimodal interaction systems, and other APIs and applications that developers and enterprises integrate into products, workflows and services.
Key facts about OpenAI
- Founded Year: 2015
- Location: San Francisco (United States)
- Stage: Series F
- Total Funding till date: $168B
- Investors: Microsoft, CoreNest and 67 Others
- Latest Funding Round: Series F, Mar 20, 2026, $*****
- Tracxn Score: 90/100 What is this?
- Competitors Rank: 1 of 154 Competitors
2. Perplexity
AI-powered search and answer generation. It enables users to ask complex questions and receive concise, well-sourced answers synthesized from multiple web sources. The platform combines natural language understanding with real-time web data to provide accurate, context-aware responses.
Key facts about Perplexity
- Founded Year: 2022
- Location: San Francisco (United States)
- Stage: Series E
- Total Funding till date: $1.72B
- Investors: IVP, New Enterprise Associates and 54 Others
- Latest Funding Round: Angel, Dec 05, 2025, $*****
- Tracxn Score: 86/100 What is this?
- Competitors Rank: 1 of 41 Competitors
3. Anthropic
Platform offering conversational chatbot and research services. It is an AI research and safety company offering AI models and chatbots. Its chatbot can be used for multiple industries including customer support, legal support, coaching, searching data, back-office automation, and sales.
Key facts about Anthropic
- Founded Year: 2021
- Location: San Francisco (United States)
- Stage: Series G
- Total Funding till date: $67.3B
- Investors: Amazon, Coatue and 88 Others
- Latest Funding Round: Series G, Feb 12, 2026, $*****
- Tracxn Score: 81/100 What is this?
- Competitors Rank: 3 of 154 Competitors
4. Grammarly
Provider of AI and cloud-based writing assistance platform for improving writing and communication. It provides users with an AI writing assistance tool that supports users improve their writing by providing suggestions for grammar, punctuation, and tone. It offers an interface and can be accessed through ,ultiple platforms, including web browsers and mobile devices.. It also provides resources to English writers, including an online guide for English writing, an online thesaurus, and a networking platform that provides grammar tips and discussions.
Key facts about Grammarly
- Founded Year: 2009
- Location: San Francisco (United States)
- Stage: Series B
- Total Funding till date: $545M
- Investors: General Catalyst, Baillie Gifford and 9 Others
- Latest Funding Round: Conventional Debt, May 29, 2025, $*****
- Tracxn Score: 81/100 What is this?
- Competitors Rank: 1 of 676 Competitors

5. Dialpad
Provider of AI-powered contact center and unified communications platform solutions. The platform offers customer service, outbound sales, and all-in-one communication tools. It provides features such as AI agents, integrations with various applications, and analytics. The platform aims to streamline business communications and improve customer experience.
Key facts about Dialpad
- Founded Year: 2011
- Location: San Ramon (United States)
- Stage: Series F
- Total Funding till date: $476M
- Investors: T-Mobile, ICONIQ Growth and 42 Others
- Latest Funding Round: Series F, Dec 22, 2022, $*****
- Tracxn Score: 80/100 What is this?
- Competitors Rank: 9 of 7,072 Competitors
