Ai2
Truly open AI
VS
Perplexity AI
AI-powered answer engine for real-time, cited information.
Popularity
Ai28,257
Perplexity A...11,596
Pricing
FreemiumAi2
FreemiumPerplexity...
Features
5
Ai2
vs
4
Perplexity...
Our verdict
Ai2 is more geared toward b2b users, while Perplexity AI targets b2c.
Detailed comparison
Criteria
Ai2
Perplexity AI
Pricing
Freemium
Freemium
Plans & pricing
Freemium: Free
Free Plan (Standard): Free, Perplexity Pro: $17/mo, Perplexity Max: $167/mo, Perplexity Education Pro: $10/mo, Perplexity Enterprise Pro: Custom, Perplexity Enterprise Max: Custom, Search API: $5/mo, Sonar API (base model): $1/mo
Free trial
Yes
Yes
Audience
b2b
b2c
Platforms
Web, Ios, Api, Cli
Web, Ios, Android, Api
API
Yes
Yes
Open Source
Open Source
Proprietary
Integrations
Appen, Google-cloud, Vertex-ai, Openrouter, Puter.js, Mujo.co, Maniskill, Nvidia-isaac-lab, Nvidia-isaac-sim, Semantic-scholar-api, Github, Allen-sdk, Brain-modeling-toolkit, Allen-brain-atlas-api, Peer-review-api
Zapier, Coupler.io, Facebook-ads, Linkedin-ads, Google-ads, Hubspot, Pipedrive, Salesforce, Quickbooks, Airtable, Shopify, Stripe, Google-workspace, Microsoft-outlook, Slack, Chatwork, Google-drive, Openrouter
Categories
Data Science, Education
SEO, Education
Popularity
Very High
Very High
Description
Ai2 conducts high-impact research and engineering to tackle key problems in artificial intelligence, focusing on developing truly open AI models and applications. It offers various tools and projects, including Olmo, Asta, and Semantic Scholar. Ai2 is founded by Paul Allen and led by Ali Farhadi. The platform provides a range of features for AI development and research.
Perplexity AI is an AI-powered search and answer engine that synthesizes information from multiple sources with real-time web access and citation-backed answers. It aims to provide concise, sourced answers to natural language queries, functioning as a research assistant rather than a traditional search engine. The platform also offers advanced features like Perplexity Computer for autonomous workflows and Comet AI Browser for integrated web assistance.
Pricing
Ai2
Freemium
Perplexity AI
Freemium
Plans & pricing
Ai2
Freemium: Free
Perplexity AI
Free Plan (Standard): Free, Perplexity Pro: $17/mo, Perplexity Max: $167/mo, Perplexity Education Pro: $10/mo, Perplexity Enterprise Pro: Custom, Perplexity Enterprise Max: Custom, Search API: $5/mo, Sonar API (base model): $1/mo
Free trial
Ai2
Yes
Perplexity AI
Yes
Audience
Ai2
b2b
Perplexity AI
b2c
Platforms
Ai2
Web, Ios, Api, Cli
Perplexity AI
Web, Ios, Android, Api
API
Ai2
Yes
Perplexity AI
Yes
Open Source
Ai2
Open Source
Perplexity AI
Proprietary
Integrations
Ai2
Appen, Google-cloud, Vertex-ai, Openrouter, Puter.js, Mujo.co, Maniskill, Nvidia-isaac-lab, Nvidia-isaac-sim, Semantic-scholar-api, Github, Allen-sdk, Brain-modeling-toolkit, Allen-brain-atlas-api, Peer-review-api
Perplexity AI
Zapier, Coupler.io, Facebook-ads, Linkedin-ads, Google-ads, Hubspot, Pipedrive, Salesforce, Quickbooks, Airtable, Shopify, Stripe, Google-workspace, Microsoft-outlook, Slack, Chatwork, Google-drive, Openrouter
Categories
Ai2
Data Science, Education
Perplexity AI
SEO, Education
Popularity
Ai2
Very High
Perplexity AI
Very High
Description
Ai2
Ai2 conducts high-impact research and engineering to tackle key problems in artificial intelligence, focusing on developing truly open AI models and applications. It offers various tools and projects, including Olmo, Asta, and Semantic Scholar. Ai2 is founded by Paul Allen and led by Ali Farhadi. The platform provides a range of features for AI development and research.
Perplexity AI
Perplexity AI is an AI-powered search and answer engine that synthesizes information from multiple sources with real-time web access and citation-backed answers. It aims to provide concise, sourced answers to natural language queries, functioning as a research assistant rather than a traditional search engine. The platform also offers advanced features like Perplexity Computer for autonomous workflows and Comet AI Browser for integrated web assistance.
Features
Ai2
Open language models (Olmo)
Multimodal models
Evaluation frameworks
AI for science applications (Asta)
Semantic Scholar
Perplexity AI
AI-powered search and answer engine with cited sources
Perplexity Computer for autonomous, multi-model AI workflows
Comet AI Browser for integrated web assistance
File upload and analysis
Key differentiators
Ai2
- Commitment to Open Science & Models
- AI for the Common Good
- High-Impact Research & Breakthroughs
- Foundational AI Technologies
- Interdisciplinary Collaboration
Perplexity AI
- Real-time, cited answers with sources
- Combines LLMs with web search
- Conversational search experience
- Access to advanced AI models
Other comparisons
FAQ: Ai2 vs Perplexity AI
Ai2: Truly open AI. Perplexity AI: AI-powered answer engine for real-time, cited information.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. Ai2 is freemium and Perplexity AI is freemium.
The best choice between Ai2 and Perplexity AI depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
Ai2 is primarily designed for individuals, while Perplexity AI is built for individuals.
Ai2 offers: Open language models (Olmo), Multimodal models, Evaluation frameworks, AI for science applications (Asta). Perplexity AI offers: AI-powered search and answer engine with cited sources, Perplexity Computer for autonomous, multi-model AI workflows, Comet AI Browser for integrated web assistance, File upload and analysis.
Based on our data, Perplexity AI currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.
Yes, both Ai2 and Perplexity AI offer a free trial.
Ai2 is open source, while Perplexity AI is proprietary. Open source tools offer more transparency and customization options.
Perplexity AI offers 18 integrations (zapier, coupler.io, facebook-ads, linkedin-ads, google-ads...) compared to 15 for Ai2.
Ai2 is available on Web, Ios, Api, Cli. Perplexity AI is available on Web, Ios, Android, Api.