If you're looking for a Third Iron alternative, Semantic Scholar is another good option. It's an AI-powered research service that lets scholars search for and read relevant scientific papers from a database of more than 219 million papers. It's got powerful search filters, brief summaries so you can evaluate papers, and tools to cite and organize papers. And it's free, with no subscription required, so it's a good way to get a full research experience.
Another good option is Consensus, an AI-powered academic search engine covering more than 200 million papers across all subjects. It's got features like Copilot and Consensus Meter, built on OpenAI technology, that offer AI analysis and help you cut down on literature reviews. It's good for students, researchers and pros who need to quickly validate research and get authoritative answers, and it's available in several pricing tiers to match your needs.
Epsilon is another option. It's a powerful AI-powered search engine designed to speed up scientific discovery by finding relevant citations, summarizing content and synthesizing information. With tools like Investigate, Search, Validate and Synthesize, Epsilon is designed to help researchers around the world, and it's available in a variety of pricing tiers for students and organizational customers.