feat: Needle client (modelcontextprotocol#1333)

* feat: Needle client

* feat: docs link

Author: JANHMS

docs/clients.mdx

@@ -72,6 +72,7 @@ This page provides an overview of applications that support the Model Context Pr
 | [Mistral AI: Le Chat][Mistral AI: Le Chat]       | ❌          | ❌        | ✅      | ❌                     | ❌         | ❌    | ❓            |
 | [MooPoint][MooPoint]                             | ❌          | ❌        | ✅      | ❓                     | ✅         | ❌    | ❓            |
 | [Msty Studio][Msty Studio]                       | ❌          | ❌        | ✅      | ❓                     | ❌         | ❌    | ❓            |
+| [Needle][Needle]                                 | ✅          | ✅        | ✅      | ✅                     | ❌         | ❌    | ❓            |
 | [NVIDIA Agent Intelligence toolkit][AIQ toolkit] | ❌          | ❌        | ✅      | ❓                     | ❌         | ❌    | ❓            |
 | [OpenSumi][OpenSumi]                             | ❌          | ❌        | ✅      | ❓                     | ❌         | ❌    | ❓            |
 | [oterm][oterm]                                   | ❌          | ✅        | ✅      | ❓                     | ✅         | ❌    | ❓            |
@@ -167,6 +168,7 @@ This page provides an overview of applications that support the Model Context Pr
 [Mistral AI: Le Chat]: https://chat.mistral.ai
 [MooPoint]: https://moopoint.io
 [Msty Studio]: https://msty.ai
+[Needle]: https://needle.app
 [OpenSumi]: https://github.com/opensumi/core
 [oterm]: https://github.com/ggozad/oterm
 [Postman]: https://postman.com/downloads
@@ -913,6 +915,22 @@ MooPoint is a web-based AI chat platform built for developers and advanced users
 
 - [Msty Studio Documentation](https://docs.msty.studio/features/toolbox/tools)
 
+### Needle
+
+[Needle](https://needle.app) is a RAG worflow platform that also works as an MCP client, letting you connect and use MCP servers in seconds. 
+
+**Key features:**
+
+- **Instant MCP integration:** Connect any remote MCP server to your collection in seconds
+- **Built-in RAG:** Automatically get retrieval-augmented generation out of the box
+- **Secure OAuth:** Safe, token-based authorization when connecting to servers
+- **Smart previews:** See what each MCP server can do and selectively enable the tools you need
+
+**Learn more:**
+
+- [Getting Started](https://docs.needle.app/docs/guides/hello-needle/getting-started/)
+- [Needle MCP Client](https://docs.needle.app/docs/guides/mcp/getting-started/)
+
 ### NVIDIA Agent Intelligence (AIQ) toolkit
 
 [NVIDIA Agent Intelligence (AIQ) toolkit](https://github.com/NVIDIA/AIQToolkit) is a flexible, lightweight, and unifying library that allows you to easily connect existing enterprise agents to data sources and tools across any framework.