# AI tools for “Knowledge Retrieval” 177 matching tools; showing 24, ranked by relevance. Filters: `group=coding-development` | # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | [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) | | 2 | [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) | | 3 | [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) | | 4 | [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) | | 5 | [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) | | 6 | [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) | | 7 | [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) | | 8 | [Dify](https://openaitools.app/tool/dify-ai) | 819,691 | -15% | Freemium | Build, deploy, and govern production-ready agentic AI workflows | keywords 100% | [.md](https://openaitools.app/tool/dify-ai.md) | | 9 | [ContextClue](https://openaitools.app/tool/contextclue) | 1,643 | +58.9% | Contact for Pricing | Turn dense documents into clear, citable answers | keywords 100%; semantic match | [.md](https://openaitools.app/tool/contextclue.md) | | 10 | [Lettria](https://openaitools.app/tool/lettria) | 5,327 | -12.8% | Contact for Pricing | Graph context layer that turns unstructured enterprise knowledge into traceable AI answers | keywords 100%; semantic match | [.md](https://openaitools.app/tool/lettria.md) | | 11 | [Ragie](https://openaitools.app/tool/ragie) | 7,557 | -26.8% | Freemium, Free Trial, Free | The managed context engine for agents, assistants and apps | keywords 100%; semantic match | [.md](https://openaitools.app/tool/ragie.md) | | 12 | [Agentset](https://openaitools.app/tool/agentset) | 6,469 | -29.3% | Freemium, Contact for Pricing | Open-source RAG platform for reliable AI chat and search | keywords 100%; semantic match | [.md](https://openaitools.app/tool/agentset.md) | | 13 | [Dokko](https://openaitools.app/tool/dokko) | 2,040 | -45.3% | Contact for Pricing | Document AI that reads everything and acts on it | keywords 100%; semantic match | [.md](https://openaitools.app/tool/dokko.md) | | 14 | [Meilisearch](https://openaitools.app/tool/meilisearch) | 119,713 | -21.5% | Free Trial, Contact for Pricing | Lightning-fast search engine you can self-host or run in the cloud | keywords 60%; semantic match | [.md](https://openaitools.app/tool/meilisearch.md) | | 15 | [Retriever AI](https://openaitools.app/tool/retriever-ai) | 45,292 | +32% | Freemium | Free AI browser agent that works anywhere you're signed in | keywords 60%; semantic match | [.md](https://openaitools.app/tool/retriever-ai.md) | | 16 | [DocsBot AI](https://openaitools.app/tool/docsbot-ai) | 495,278 | -3.8% | Freemium | Custom AI agents trained on your documentation and knowledge base | semantic match | [.md](https://openaitools.app/tool/docsbot-ai.md) | | 17 | [ChatPDF](https://openaitools.app/tool/chatpdf) | 1,044,477 | -3.7% | Freemium | Chat with any PDF, video, or website and get cited answers in seconds | semantic match | [.md](https://openaitools.app/tool/chatpdf.md) | | 18 | [Qdrant](https://openaitools.app/tool/qdrant-io) | 72,992 | -38.4% | Freemium, Contact for Pricing | Open-source, high-performance vector search at any scale | keywords 60%; semantic match | [.md](https://openaitools.app/tool/qdrant-io.md) | | 19 | [GPTBots.ai](https://openaitools.app/tool/gptbots-ai) | 78,362 | +20% | Contact for Pricing | Enterprise AI agent platform for building and running business agents | keywords 100% | [.md](https://openaitools.app/tool/gptbots-ai.md) | | 20 | [supermemory](https://openaitools.app/tool/supermemory-1) | 156,579 | -7.7% | Contact for Pricing | A memory and continual-learning engine that gives any AI agent persistent context | keywords 100% | [.md](https://openaitools.app/tool/supermemory-1.md) | | 21 | [Octen](https://openaitools.app/tool/octen) | 11,653 | +7.6% | Free Trial, Paid | Real-time web search and retrieval APIs built for AI agents | keywords 60%; semantic match | [.md](https://openaitools.app/tool/octen.md) | | 22 | [Sim AI](https://openaitools.app/tool/sim-ai) | 140,953 | +20.6% | Freemium, Paid (per user/month), and Enterprise with custom pricing; self-hosting free under Apache 2.0 | Open-source workspace to build, deploy and govern AI agents | keywords 100% | [.md](https://openaitools.app/tool/sim-ai.md) | | 23 | [Nozomio](https://openaitools.app/tool/nozomio) | 8,492 | -66.1% | Freemium, Free | A product lab giving AI agents reliable, up-to-date context | keywords 60%; semantic match | [.md](https://openaitools.app/tool/nozomio.md) | | 24 | [Algolia](https://openaitools.app/tool/algolia) | 689,970 | -11% | Freemium, Contact for Pricing | AI search and retrieval platform for modern apps and commerce | keywords 60% | [.md](https://openaitools.app/tool/algolia.md) | Page 1 of 8 · [Next page →](https://openaitools.app/index.md?q=Knowledge+Retrieval&group=coding-development&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)