# AI tools for “Knowledge Retrieval” 519 matching tools; showing 24, ranked by relevance. | # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | [WolframAlpha](https://openaitools.app/tool/wolframalpha) | 3,101,089 | +5.6% | Freemium | Computational knowledge engine for expert answers | keywords 100%; semantic match | [.md](https://openaitools.app/tool/wolframalpha.md) | | 2 | [Pinecone](https://openaitools.app/tool/pinecone) | 286,732 | -31% | Freemium, Paid, Contact for Pricing | The managed vector database and knowledge engine for production AI | keywords 100%; semantic match | [.md](https://openaitools.app/tool/pinecone.md) | | 3 | [Mem.ai](https://openaitools.app/tool/mem-ai) | 137,457 | -1.2% | Freemium, Paid | An AI notes app that organizes your knowledge for you | keywords 100%; semantic match | [.md](https://openaitools.app/tool/mem-ai.md) | | 4 | [LlamaIndex](https://openaitools.app/tool/llamaindex) | 387,910 | +19.9% | Freemium, Contact for Pricing | Turn any document into AI-ready context with agentic parsing and extraction | keywords 100%; semantic match | [.md](https://openaitools.app/tool/llamaindex.md) | | 5 | [Sana](https://openaitools.app/tool/sana-labs) | 109,714 | -25.5% | Paid, Contact for Pricing | Superintelligence for work: an enterprise AI platform plus an AI-native learning system | keywords 100%; semantic match | [.md](https://openaitools.app/tool/sana-labs.md) | | 6 | [BotifyNow](https://openaitools.app/tool/botifynow) | 29,324 | -33% | Freemium, Free Trial | Chatbots that answer from your content, not from guesses | keywords 100%; semantic match | [.md](https://openaitools.app/tool/botifynow.md) | | 7 | [HydraDB OSS](https://openaitools.app/tool/hydradb-oss) | 29,635 | +5.8% | Freemium, Contact for Pricing | Graph database built on object storage for agent memory and context | keywords 100%; semantic match | [.md](https://openaitools.app/tool/hydradb-oss.md) | | 8 | [Zilliz](https://openaitools.app/tool/zilliz) | 108,886 | -16.4% | Freemium, Paid, Free, Contact for Pricing | Fully managed Vector Lakebase and vector database for enterprise AI, built by the creators of Milvus | keywords 100%; semantic match | [.md](https://openaitools.app/tool/zilliz.md) | | 9 | [Polygres](https://openaitools.app/tool/polygres) | 4,018 | -52.3% | Freemium | Graph, vector and text retrieval for AI agents on your Postgres | keywords 100%; semantic match | [.md](https://openaitools.app/tool/polygres.md) | | 10 | [Glean](https://openaitools.app/tool/glean) | 3,301,875 | +0.1% | Contact for Pricing | Enterprise AI grounded in your company's own knowledge | semantic match | [.md](https://openaitools.app/tool/glean.md) | | 11 | [UBBLU](https://openaitools.app/tool/ubblu) | 2,794 | +13.5% | Free | Search less, create more | keywords 100%; semantic match | [.md](https://openaitools.app/tool/ubblu.md) | | 12 | [Squirro](https://openaitools.app/tool/squirro-com) | 12,752 | +12.1% | Contact for Pricing | The enterprise GenAI platform that's proven | keywords 100%; semantic match | [.md](https://openaitools.app/tool/squirro-com.md) | | 13 | [Flexnote](https://openaitools.app/tool/flexnote) | 41,017 | +113.1% | Freemium | Local-first visual note-taking on an infinite canvas with mind maps and knowledge-base AI | keywords 100%; semantic match | [.md](https://openaitools.app/tool/flexnote.md) | | 14 | [GoSearch](https://openaitools.app/tool/gosearch) | 55,390 | +1.4% | Freemium | Agentic AI enterprise search with custom agents and no-code workflows | keywords 100%; semantic match | [.md](https://openaitools.app/tool/gosearch.md) | | 15 | [Grokipedia](https://openaitools.app/tool/grokipedia) | 1,728,388 | +6.9% | Free | An open, AI-written encyclopedia built and fact-checked by Grok | semantic match | [.md](https://openaitools.app/tool/grokipedia.md) | | 16 | [Context Link](https://openaitools.app/tool/context-link) | 40,191 | -13.1% | Free Trial, Paid | Give ChatGPT and Claude a single way to ask your whole business | keywords 100%; semantic match | [.md](https://openaitools.app/tool/context-link.md) | | 17 | [Cinnamon AI](https://openaitools.app/tool/cinnamon-ai) | 8,874 | -21.4% | Contact for Pricing | Enterprise document AI: IDP, AI-OCR and RAG built for complex corporate documents | keywords 100%; semantic match | [.md](https://openaitools.app/tool/cinnamon-ai.md) | | 18 | [Komo Search](https://openaitools.app/tool/komo-search) | 45,089 | -22.7% | Free | Ask anything — AI answers with sources from the live web | keywords 100%; semantic match | [.md](https://openaitools.app/tool/komo-search.md) | | 19 | [Perplexity](https://openaitools.app/tool/perplexity-ai) | 88,310,223 | -3.7% | Freemium | Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models. | keywords 60% | [.md](https://openaitools.app/tool/perplexity-ai.md) | | 20 | [ima.copilot](https://openaitools.app/tool/ima-copilot) | 915,949 | -14.8% | Freemium | Tencent's AI knowledge steward for searching, reading, writing, and managing your own knowledge base. | semantic match | [.md](https://openaitools.app/tool/ima-copilot.md) | | 21 | [Exa](https://openaitools.app/tool/exa-ai) | 1,062,574 | +16.8% | Freemium, Contact for Pricing | Web search API and crawler built for AI agents | keywords 60%; semantic match | [.md](https://openaitools.app/tool/exa-ai.md) | | 22 | [Canvass AI](https://openaitools.app/tool/canvass-io) | 2,015 | -58.5% | Contact for Pricing | Industry-tuned knowledge AI for technical and regulated teams | keywords 100%; semantic match | [.md](https://openaitools.app/tool/canvass-io.md) | | 23 | [bundleIQ](https://openaitools.app/tool/bundleiq-com) | 3,031 | +57.5% | Freemium | A knowledge agent that turns scattered files, docs and data into cited answers | keywords 100%; semantic match | [.md](https://openaitools.app/tool/bundleiq-com.md) | | 24 | [Keymate.AI](https://openaitools.app/tool/keymate-ai) | 1,051 | -44.5% | Freemium | Your AI memory workspace for ChatGPT and the web | keywords 100%; semantic match | [.md](https://openaitools.app/tool/keymate-ai.md) | Page 1 of 22 · [Next page →](https://openaitools.app/index.md?q=Knowledge+Retrieval&page=2) For programmatic access use `https://openaitools.app/api/tools?q=…` or MCP `https://openaitools.app/api/mcp`. --- Source: https://openaitools.app/?q=Knowledge%20Retrieval More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)