Research and retrieval tools are really about information overload. This collection covers search engines, paper tools, and knowledge management. Two things matter: whether a conclusion traces back to a primary source, and whether it can handle non-English literature.
Tool list
43 toolsGrok Hot New
AI assistant by xAI, real-time web, integrated with X/Twitter, witty style
Microsoft Copilot Hot New
Microsoft AI assistant with Bing search and M365 ecosystem
Skywork Hot New
AI assistant by Kunlun Tech, DeepResearch + search, popular Chinese AI
Quark AI Hot New
AI search and learning tool by Alibaba, top Chinese AI search traffic
Nami AI Search Hot New
Multi-agent AI search by 360, DeepSeek integrated, generates videos/reports/PPTs
Perplexity Comet Hot New
AI-native browser by Perplexity with built-in AI assistant for emails, shopping, and scheduling
Metaso AI Hot New
Chinese AI all-in-one: search, writing, PPT and more
Fireflies.ai Hot New
AI meeting notes platform, auto-transcription, 60+ languages
ima Copilot Hot New
Tencent AI knowledge work partner, fully open since 5/25, Copilot Q&A + knowledge plaza + skill marketplace
Dedao Brain Hot New
Luoji Siwei AI note tool upgraded from Get Notes on 5/29, with AI auto-linking knowledge and discovering blind spots
NotebookLM Hot New
AI research tool by Google, doc Q&A + audio overview, free
Wolfram 15 (Mathematica 15) Hot New
Wolfram computational software, symbolic and numeric computation, visualization, and programming
Artificial Analysis Hot New
Independent third-party AI model benchmarking site; the Intelligence Index weights nine evaluations, and v4.2 raised the private held-out share to 40% to curb leaderboard gaming
GPTZero Hot New
Leading AI content detection, millions of users, accurate AI identification
You.com New
AI search engine, multi-model, privacy-first smart search
Genspark New
Multi-agent AI search workspace, all-in-one AI assistant
Phind New
Developer AI search for coding Q&A and debugging
Scholarcy New
AI paper summary and knowledge extraction for complex literature
Research Rabbit New
AI paper discovery with citation visualization, free
Txyz.ai New
AI research assistant for paper analysis, Q&A and literature
Xinliu New
AI search by Alibaba, smart search and content summarization
Zhihu Zhida New
AI search by Zhihu, quality community content, in-depth answers
Felo New
Free AI search: multilingual real-time Q&A and translation search
Devv New
AI search for programmers, precise coding Q&A
WeatherNext Cyclones New
AI cyclone prediction model launched by Google DeepMind, providing high-precision forecasts of hurricane paths, intensity, and wind field structure, with an average early warning of 24 hours.
WeatherNext 3 New
The most advanced global weather AI model released by Google DeepMind and Google Research on 2026/9/3: driven by real-time satellite data, updated hourly, 5 km resolution, 15-day forecasts; integrated from today into Search/Gemini/Maps/Maps Platform Weather API/Earth Engine
FanRuan Moss New
Business insight agent launched by FanRuan, based on natural language querying, attribution analysis, and operational diagnosis, helping enterprises identify growth opportunities from data.
Jiushuyun New
A SaaS BI data analysis platform under FanRuan, offering AI assistant natural language querying, AI diagnostics, and AI intelligent reports, serving over 5,000 enterprises.
Gemini Hot
Multimodal AI model by Google, deeply integrated with Google ecosystem
Perplexity Hot
AI-powered search engine providing real-time answers with citations
Consensus Hot
AI academic search engine, answers from scientific papers
Metaso AI Search Hot
Ad-free AI search engine with direct answers and structured info
ChatPDF Hot
AI tool for chatting with PDF documents, asking questions and extracting information from any PDF
Humata Hot
AI document analysis tool, chat with files, instant answers and summaries from long documents
ERNIE Bot
Large language model by Baidu with powerful Chinese capabilities
Tencent Yuanbao
AI assistant by Tencent, integrated with WeChat ecosystem and search
SciSpace
AI paper reading assistant for understanding academic papers
Elicit
AI research assistant automating literature review and analysis
Connected Papers
Paper relationship visualization for discovering related papers
Semantic Scholar
AI academic search platform for filtering relevant papers
AMiner
Academic platform by Tsinghua, scholar profiles and trend analysis
360 AI Search
Qihoo 360 AI search engine, real-time information retrieval with AI-generated answers
Casetext
AI legal research assistant CoCounsel, acquired by Thomson Reuters, for case search and legal analysis
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