"A tool or technique to improve prompt writing" matching MCP servers:

Chain of Draft Prompt Tool
Developer Tools Autonomous Agents RAG Systems
brendancopley
A
license
-
quality
C
maintenance
Transforms prompts into Chain of Draft (CoD) or Chain of Thought (CoT) format to enhance LLM reasoning quality while reducing token usage by up to 92.4%, supporting multiple LLM providers including Claude, GPT, Ollama, and local models.
Last updated 2025-09-08
27
19
MIT
MCP Prompt Template Selector
Developer Tools RAG Systems Knowledge & Memory
Vadimber2
F
license
-
quality
D
maintenance
Provides AI-powered selection and generation of specialized system prompts from a database of over 66 templates for Claude Code. It uses semantic search to find the best matching template and can adapt it to fit specific user tasks and contexts.
Last updated 2026-01-22
Just Prompt
RAG Systems Agent Orchestration Autonomous Agents
disler
F
license
B
quality
D
maintenance
A lightweight MCP server that provides a unified interface to various LLM providers including OpenAI, Anthropic, Google Gemini, Groq, DeepSeek, and Ollama.
Last updated 2025-08-10
6
733
mcp-prompt-engine
Developer Tools RAG Systems
vasayxtx
A
license
-
quality
C
maintenance
MCP server for managing and serving dynamic prompt templates using elegant and powerful text template engine. Create reusable, logic-driven prompts with variables, partials, and conditionals that can be served to any compatible MCP client like Claude Code, Claude Desktop, Gemini CLI, etc.
Last updated 2026-03-30
18
MIT
Prompt Refinery MCP Server
RAG Systems AI & Machine Learning
farukalpay
A
license
-
quality
D
maintenance
Retrieval-grounded prompt refinement engine that repairs and polishes prompts via a single LLM call, exposing a refine_prompt tool for integration with MCP-compatible hosts.
Last updated 2026-04-13
5
GPL 3.0
graph-tool-call
RAG Systems Agent Orchestration Developer Tools
SonAIengine
A
license
A
quality
A
maintenance
Graph-based tool retrieval for LLM agents. Builds a tool graph from OpenAPI/MCP specs and retrieves multi-step workflows via hybrid search (BM25 + graph traversal + embedding), recovering accuracy from 12% to 82% with 79% fewer tokens. Also works as an MCP Proxy to aggregate multiple servers behind 3 meta-tools.
Last updated 2026-07-21
6
6
MIT
MCP Think Tool Server
Autonomous Agents Code Execution RAG Systems
abhinav-mangla
A
license
A
quality
F
maintenance
A Model Context Protocol server that provides Claude with a dedicated space for structured thinking during complex problem-solving tasks, helping improve its reasoning capabilities.
Last updated 2025-08-12
1
40
16
MIT
Perplexity Tool for Claude
RAG Systems Search
letsbuildagent
A
license
C
quality
F
maintenance
A custom MCP tool that integrates Perplexity AI's API with Claude Desktop, allowing Claude to perform web-based research and provide answers with citations.
Last updated 2024-12-05
1
6
MIT
Meta Prompt MCP Server
Autonomous Agents RAG Systems Agent Orchestration
tisu19021997
A
license
C
quality
D
maintenance
A server that transforms a standard Language Model into a dynamic multi-agent system where the model simulates both a Conductor (project manager) and Experts (specialized agents) to tackle complex problems through a collaborative workflow.
Last updated 2025-06-25
2
33
Apache 2.0
OpenAPI to MCP Server
RAG Systems API Testing Developer Tools
TykTechnologies
A
license
D
quality
C
maintenance
A tool that creates MCP (Model Context Protocol) servers from OpenAPI/Swagger specifications, enabling AI assistants to interact with your APIs.
Last updated 2025-06-27
3
73
46
MIT
Amazon Q Custom Prompt MCP
RAG Systems File Systems Developer Tools
fiet-kyo
A
license
-
quality
D
maintenance
Provides custom prompts for Amazon Q by serving markdown files from the local filesystem as prompt templates through the Model Context Protocol.
Last updated 2025-08-06
8
MIT
mcp-tool-chainer
RAG Systems Developer Tools Autonomous Agents
thirdstrandstudio
A
license
-
quality
D
maintenance
An MCP (Model Context Protocol) server that chains calls to other MCP tools, reducing token usage by allowing sequential tool execution with result passing
Last updated 2025-08-04
109
58
MIT
docs-to-mcp
RAG Systems Documentation Access Search
fayazara
F
license
-
quality
F
maintenance
A Cloudflare Worker that transforms Cloudflare AI Search (AutoRAG) instances into an MCP server for querying documentation. It enables AI models to search and retrieve relevant information from custom document sets stored in R2 buckets.
Last updated 2026-04-21
15
Prompt Learning MCP Server
RAG Systems Vector Databases Knowledge & Memory
curiositech
F
license
-
quality
D
maintenance
Provides stateful prompt optimization using research-backed techniques like APE and OPRO, learning from historical performance data via a vector database. It enables users to automatically refine prompts, retrieve high-performing examples, and track performance analytics through iterative feedback.
Last updated 2025-12-16
3
Skill-to-MCP
Developer Tools Autonomous Agents RAG Systems
biocontext-ai
A
license
A
quality
C
maintenance
Converts AI Skills (following Claude Skills format) into MCP server resources, enabling LLM applications to discover, access, and utilize self-contained skill directories through the Model Context Protocol. Provides tools to list available skills, retrieve skill details and content, and read supporting files with security protections.
Last updated 2026-02-27
3
27
Apache 2.0
Docs-to-AI
RAG Systems Search
dorianmeric
A
license
-
quality
C
maintenance
Enables LLMs to query documents using semantic search, supporting PDFs, Word, Excel, and more. Organizes documents by topics from folder structure and provides advanced search features like phrase matching and date filtering.
Last updated 2026-02-23
1
MIT
docs-to-mcp
Documentation Access Search RAG Systems
gabrielassisxyz
A
license
-
quality
C
maintenance
Enables searching and retrieving documentation from crawled documentation sites as an MCP server, allowing coding agents to query real docs instead of relying on training data.
Last updated 2026-07-12
MIT
RISEN Prompt Engineering MCP
Developer Tools RAG Systems
Futuretechaiguy
A
license
-
quality
D
maintenance
A Model Context Protocol server that helps users create, validate, manage, and optimize prompts using the RISEN framework (Role, Instructions, Steps, Expectations, Narrowing).
Last updated 2025-08-01
1
MIT
Heroku MCP Tool Search Server
RAG Systems Search Developer Tools
dsouza-anush
F
license
-
quality
D
maintenance
Enables dynamic tool discovery and loading for Claude using BM25, regex, and semantic search algorithms. It supports managing a catalog of over 10,000 tools with minimal context overhead and provides a REST API for tool management.
Last updated 2026-01-26
RAG In A Box MCP Server
RAG Systems Search
DevNexsler
F
license
-
quality
B
maintenance
Enables any MCP-compatible AI assistant to search, filter, and retrieve information from a local document collection using a hybrid search pipeline with vector, BM25, reranking, and LLM enrichment.
Last updated 2026-07-16
4