Best Research AI Tools
Toolstash lists 29 Research AI tools, ranked by popularity. Open any tool for its pricing tier and alternatives.
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- AI AgentsOpenAIEnterprise
OpenAI focuses on advancing artificial intelligence research and deployment, aiming to develop systems capable of solving complex human-level problems. Their products include APIs and tools for various applications in AI.
- SaaSAncestryPaid
Ancestry is a leading online platform for genealogy and family history research, providing users with access to a vast collection of historical records and family trees. It allows individuals to explore their ancestry, connect with relatives, and build their family history.
- HealthcareMercorEnterprise

Mercor is organizing human intelligence to power the AI economy. We are powering frontier research, RLHF data, and AI agent training at scale for the top AI labs and enterprises.
- ResearchCommon CrawlFree

Common Crawl maintains a free, open repository of web crawl data that can be used by anyone. Founded in 2007, it provides access to over 300 billion pages spanning 15 years, making web data extraction, transformation, and analysis accessible to researchers.
- AnalyticsOpisthokontaFree
Opisthokonta.net provides insights and analyses related to football datasets and predictive modeling for sports betting. The site features a blog that discusses various statistical approaches to forecasting football results, including the use of machine learning techniques.
- MarketingEmail Outreach Study InsightsFree

This study analyzes 12 million outreach emails to uncover key statistics and insights for marketers. It explores effective strategies for improving email outreach and SEO performance.
- ResearchSciSpacePaid

SciSpace is an AI research assistant designed for academics, enabling users to conduct systematic literature reviews on over 280 million papers and assist in writing papers with cited sources. It is trusted by over 1 million students, PhDs, and researchers.
- AI AutomationSakana AI
Sakana AI focuses on building frontier AI technologies in Japan, offering solutions in finance and defense/intelligence. Their products include various AI applications such as chat and translation tools.
- AI AgentsTavilyFreemium

Tavily is a real-time search engine designed for AI agents, offering fast and secure APIs for web search and content extraction. It enables developers to connect their AI agents to the web, providing relevant results and structured content for various applications.
- AI AutomationScraperAPIPaid

ScraperAPI is a web scraping API that allows users to collect data from any public website without the hassle of managing proxies, browsers, or CAPTCHAs. It supports large-scale data acquisition and integrates with AI agents and automation tools.
- AnalyticsSWE-bench LeaderboardsFree
SWE-bench provides leaderboards for benchmarking various AI models across multiple dimensions, including multilingual and multimodal capabilities. Users can compare results and analyze performance metrics through interactive visualizations.
- HealthcareState of Email Outreach

BusySeed's research reveals that cold emails with percentage proof points achieve a 0.8% reply rate, while those with framed claims see a 1.8% response. This study provides insights into effective email outreach strategies.
- ResearchRecSys ChallengeFree
The RecSys Challenge is an annual competition focused on advancing the field of recommender systems. Participants engage in various tasks that challenge their skills in developing algorithms and models for personalized recommendations.
- ResearchWayback MachineFree
The Wayback Machine is a digital archive of the web, allowing users to access and view archived versions of web pages across time. It serves as a valuable resource for research, historical reference, and preserving the digital past.
- AI AgentsLinkupFreemium

Linkup is a Web Search API designed for AI applications, providing industry-leading accuracy for web data retrieval. It is used by notable organizations like McKinsey and SNCF, allowing users to fetch and research information efficiently.
- ResearchBoltzFree

Boltz leverages advanced AI models to assist scientists in designing and optimizing biomolecules. The platform provides high-performance computing resources for applications in biology and chemistry, enabling breakthroughs in small-molecule screening and protein design.
- HealthcarePerception LabsEnterprise
Perception Labs specializes in providing custom artificial intelligence solutions through research and development services. Collaborating with experts from renowned institutions, they aim to integrate state-of-the-art AI research into businesses.
- ProductivityRoam ResearchFreemium
Roam Research is a note-taking tool designed for networked thought, allowing users to easily find, collect, and connect related ideas. It offers real-time collaboration and the option to store data locally, making it as user-friendly as a word document while providing powerful graph database capabilities.
- AI AgentsARC-AGI-3Free

ARC-AGI-3 is the first interactive reasoning benchmark for AI agents, allowing users to play as humans and build agents that learn in novel environments. It is designed to measure human-like intelligence in AI agents through various tasks and competitions.
- LegalAlphaSenseEnterprise
AlphaSense is a market intelligence and search platform that provides company insights, market data, and research across over 500 million documents. It leverages AI to help users make faster, more confident decisions.
- ResearchBenchLMFree

BenchLM provides a comprehensive leaderboard and benchmarking tool for comparing 932 AI models across 628 benchmarks. Users can access ranked scores, source evidence, API pricing, and various performance metrics.
- MarketingPersonalization in Email Marketing: Journal Article

This journal article presents findings from randomized field experiments on the impact of personalized email marketing. It demonstrates that adding consumer-specific information, such as the recipient's name, significantly increases email open rates, sales leads, and reduces unsubscribe rates, providing valuable insights for firms designing advertising campaigns.
- Voice & AudioDavid AIPaid

David AI specializes in creating high-quality audio datasets for speech and conversational AI applications. Their mission is to enhance AI interactions through voice, focusing on rigorous data collection and evaluation processes.
- WritingHow to Write Better Cold Emails

This research document provides insights and strategies for improving cold email outreach. It aims to help users craft more effective emails that can enhance engagement and response rates.
- AI AutomationLiveBench 2.0Free

LiveBench 2.0 is a challenging, contamination-free long-horizon AI benchmark that evaluates models on real tasks such as creating decks, research reports, and bug fixes. It grades the outputs provided by these models to assess their performance.
- AI AgentsOSWorldFree
OSWorld is a platform for benchmarking multimodal agents designed for open-ended tasks in real computer environments. It aims to enhance the evaluation and development of AI agents through comprehensive improvements and community feedback.
- ResearchThe Year in AI PapersFree
Explore clear summaries of essential AI research papers from 2025–2026, organized by topic, research lab, citations, code, and publication date. Stay updated with the most significant advancements in AI research.
- ResearchTrancoFree
Tranco is a research-oriented top sites ranking that is designed to be resistant to manipulation. It provides a regularly updated list of popular domains, integrating various metrics to enhance its accuracy.
- Writingmanuscripts.ioFree
Manuscripts.io is a collaborative writing tool designed for researchers and writers, allowing users to organize their work, collaborate with others, and streamline the writing process. It offers features that facilitate the creation of academic papers and other written content.