Knowledge Graph Research
The best 50 Knowledge Graph Research AI tools - Free & Paid
Explore 50 AI for Knowledge Graph Research
Acade AI is an AI research assistant and academic writing platform that unifies literature search, PDF parsing, citation generation, data analysis, drafting, formatting, and translation in one workspace. It connects to Google Scholar and PubMed for source-verified retrieval, supports APA, IEEE, and
Free trial
- $14.99/mo
Curiosity unifies enterprise data into a knowledge graph, enabling AI‑powered search and assistants across legacy and modern systems. It deploys on‑premises for GDPR compliance, offers fast hybrid search, and reduces response times and error rates.
Subscription
The StoryGraph is an AI-powered reading platform utilizing machine learning. It offers personalized book recommendations, stats tracking, customizable selections, mood/theme filters, live reactions, reading challenges, and content warnings for an immersive reading experience.
Free
Open Knowledge Maps is an AI search engine that visualizes scientific literature across disciplines, clustering related papers to reveal topic connections and trends. It supports varied document types, offers high‑quality metadata, multilingual browsing, and open‑source integration.
Freemium
GoSearch consolidates indexed and non‑indexed data from 100+ apps, letting teams query across email, chat, documents, and private files with AI assistants. It automates routine tasks through custom agents, enforces granular security, and supports multiple LLMs for unified enterprise knowledge.
Freemium
- $20/mo
Grokipedia is an AI-driven knowledge base featuring over 885,279 articles and a user-friendly search function. It offers multiple themes and an intuitive interface to facilitate efficient research across a wide range of topics.
Free
Connected Papers visualizes academic literature as a graph, letting users enter a paper and instantly see related works, citation paths, and trends. It aids in building bibliographies, spotting gaps, and finding recent research.
Freemium
InfraNodus visualizes text analysis by building knowledge graphs from PDFs, markdown, CSV, social media, and web data. It offers topic modeling, sentiment, keyword extraction, and API/browser‑extension/Obsidian integration to help researchers, marketers, and SEOs uncover relationships, gaps, and ide
Subscription
- $12/mo
Gemini is an AI assistant and chatbot provided by google based on Gemini LLM family. It provides access to Google's advanced AI systems with many features and integrations to help you with daily workflows and tasks."
Freemium
- $20
Glean indexes content from 100+ business apps—including Slack, Teams, Gmail, Salesforce, and SharePoint—to deliver a unified search experience. Its AI assistant retrieves documents and emails based on user context, while Agent Builder automates repetitive tasks. Security controls safeguard sensitive
Subscription
ResearchRabbit is a web‑based research assistant that lets users begin with a single paper and expand to related authors, works, and topics. It generates citation and topic evolution maps, supports notes and annotations, and syncs with reference managers like Zotero.
Freemium
understand-anything.com is an AI tool that transforms any codebase into an interactive knowledge graph, mapping files, functions, and dependencies across 26+ file types. It enables rapid code comprehension through features like dependency pathfinding, fuzzy semantic search, and AI-guided tours for o
Freemium
ChatGPT is an AI chatbot based on large language models family created by OpenAI for general purpose chat that allows users to ask any question or prompt to AI, making it a useful tool for many writing processes.
Freemium
- $20/mo
ScrapeGraph AI is an automated web scraping tool that extracts structured data from various sources using natural language prompts. It supports multiple programming languages and adapts to website changes, producing clean data for analytics and AI training.
Freemium
WebQuery lets users load URLs to build an indexed knowledge base that can be queried in natural language. Answers are drawn exclusively from uploaded content, enabling precise fact retrieval without reading full text.
Freemium
- $10/mo
Grok is a conversational AI and multimodal chatbot developed by xAI, Grok is designed to enhance user interaction by providing answers to a wide range of questions, including those that might be considered "spicy" or controversial, which other AI systems typically avoid
Freemium
DeepSeek-V3 is an advanced AI model offering leading performance in open source LLM, enhanced speed, and global language support. It sets new benchmarks for inference speed among open-source models.
Semantic Scholar indexes 230 million papers, offering AI‑powered semantic search that prioritizes relevance and citation impact. It provides contextual PDF annotations, a developer API, and export options for literature reviews, grant research, and teaching.
Free
Supermemory unifies user profiling, a vector memory graph, and rapid retrieval into a single API, extracting PDFs, web pages, images, and syncing from Notion, Slack, Google Drive, Gmail, S3. It integrates via TypeScript, Python, or REST.
Freemium
- $19/mo
Qwen Chat AI assistant that provides access to Qwen LLM models and can be used by content creators, developers, and researchers, offering web and image searches, artifact management, and more to enhance productivity.
Consensus is an AI‑powered academic search engine indexing 250 million peer‑reviewed papers. Its Deep Search expands terms, applies filters for time, design, and population, visualizes study agreement, and offers medical‑focused evidence for rapid literature reviews.
Freemium
iAsk.Ai delivers instant, factual answers to natural‑language questions from authoritative web sources, and offers essay drafting, advanced grammar checks, academic summarization, PDF analysis, image generation, URL bullet‑point briefs, and one‑click grammar correction. Accessible via browser extens
Freemium
- $9.95/mo
Lettria transforms unstructured PDFs into structured knowledge graphs, enabling precise, traceable answers in regulated sectors. Its NLP modules extract tables, diagrams, entities, and relationships, combining graph retrieval with vector search to improve accuracy and support audit‑ready compliance
Freemium
Globe Explorer is an AI-driven platform for data analysis and trend identification, offering robust topic discovery, visual data representations, insightful reports, and collaborative features to enhance research for educators, researchers, and content creators.
Freemium
Algolia is an AI‑driven search platform that indexes, retrieves, and monitors data. It offers Agent Studio, RAG‑powered experiences, conversational search, real‑time personalization, analytics, and built‑in integrations for e‑commerce, SaaS, media, and marketplaces.
Freemium
Knowmax consolidates support content into a single source of truth, offering AI‑powered search, guided decision trees, and visual how‑to guides. It lets CX agents retrieve contextual answers across channels, reducing handling time, boosting first‑contact resolution, and easing onboarding.
Freemium
SurgeGraph Vertex is an AI‑powered platform that automates SEO‑focused article creation, offering competitor analysis, keyword mapping, topic discovery, human‑like writing, internal linking, image generation, and WordPress publishing, plus collaborative workflows and performance analytics.
Freemium
Basejump AI allows users to access organizational data using natural language queries, simplifying insight retrieval. It supports real-time data access, custom collections, and entity diagrams, improving workflow efficiency and enabling quicker, informed decision-making.
Free trial
- $37.5/mo
Emergent Mind collects recent arXiv papers, categorizes by topic or author, offers concise summaries, in‑depth analyses, whiteboard and video renderings, plus community‑driven email digests, helping researchers, students, educators, and industry professionals locate and explain literature quickly.
Freemium
GraphRAG by Microsoft is an advanced graph-based system for extracting structured data from unstructured text using large language models. It improves reasoning over private data and offers a user-friendly experience with Azure resources.
Free
Dashworks offers an AI assistant that pulls real‑time answers from connected apps, knowledge bases, and communication tools without data indexing. It integrates with Slack, browsers, and third‑party apps, supports multiple models, and delivers secure, citation‑backed responses to improve team effici
Subscription
- $10/mo
Squirro consolidates structured and unstructured data using knowledge graphs and AI guardrails, delivering secure, compliant analytics for regulated sectors. It offers document intelligence, semantic search, real‑time compliance monitoring, and privacy controls, enabling faster decisions and reduced
Freemium
Centre Governance AI fosters a global research community focused on AI governance. It offers resources like research opportunities, blog posts, and event summaries addressing AI's societal implications, labor market impacts, and risk management strategies for policymakers and researchers.
Freemium
DeepSeek API, available via Kie.ai, provides access to DeepSeek models R1 and V3 for complex reasoning and natural language processing.
Freemium
Morphik.ai is an open-source AI tool for fast, visual-first knowledge retrieval across industries, enabling efficient document searches and insights from complex data. It offers custom integrations via API/SDK and embeds context in diagrams for accurate, streamlined research.
Freemium
Skywork.ai is a versatile AI workspace agent that can analyze data, manage content, and integrate with 300+ tools to streamline market research, stock evaluation, and knowledge base creation.
Freemium
Grapha.ai is an AI-enabled data exploration tool that swiftly reveals hidden trends and provides intuitive visualizations & insights from complex datasets without requiring any coding knowledge.
Subscription
vizGPT turns natural‑language queries and drag‑and‑drop into live dashboards and charts, retaining context for follow‑ups. It includes data tables for profiling and transforms, and design tools that generate Lottie JSON and SVG animations, enabling team collaboration.
Paid
- $10/mo
Paperguide is an AI research assistant that searches 200 million papers, delivers cited answers, and automates literature reviews with structured summaries, tables, and figures. It offers a full‑document writer, reference manager, OCR, citation formatting, and collaboration tools.
Freemium
- $9/mo
AI Math Solver offers precise, step‑by‑step solutions for college‑level and SAT math, a Tutor Mode that poses probing questions, a Knowledge Graph linking concepts to practice problems, adaptive study plans, real‑time mastery tracking, and on‑demand question generation.
Freemium
WiseMap uses ChatGPT to expand keyword‑driven mind maps, adding nodes and refining structures via natural language. It offers AI‑generated backgrounds, unlimited edits, export options, and collaborative sharing with credit tracking for teams and educators.
Paid
- $5/mo
GEO Metrics analyzes AI-generated answers across ChatGPT, Gemini and other LLMs to track visibility, content performance, model-specific ranking signals and keyword relevance, and provides optimization recommendations, competitor comparisons, A/B testing workflows and reporting for content teams.
Freemium
GPTGO blends Google search with ChatGPT, presenting results and AI‑generated summaries in 100+ languages. Users get concise answers beside each result, can copy or download, and access the tool on desktop, mobile, or tablet without registering.
Free
Browser extension that displays conversational AI answers and multi-model comparisons alongside search results, integrates with GPT-4/Claude and major search engines, and adds YouTube summaries, PDF/image/OCR processing and content-generation tools for research and creation.
Free
ChatGPT Deep Research is an AI tool that conducts complex queries, analyzes diverse content types, and generates detailed research reports with citations. It is designed for professionals needing reliable, in-depth analysis across multiple domains.
Freemium
CrawlChat converts product and technical documentation into an AI chatbot and searchable knowledge base for websites, Discord, and Slack, importing from Docusaurus, Notion, Confluence, GitHub, files, and YouTube, with source citations, ticket escalation, analytics, and customization.
Free trial
- $45/mo
Longshot AI's FactGPT feature generates user-sourced and factually accurate content for current events, opinions, product reviews, comparisons and more, with personalization options and access to citations.
Freemium
- $19/mo