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

• self-improve

  Feynman520

  A

  license

  -

  quality

  B

  maintenance

  Captures user corrections and improvements during interactions, logs them, finds recurring patterns, and prescribes preventive fixes like CLAUDE.md rules, skills, scripts, or MCP tools to avoid repeating mistakes.

  Last updated 2026-07-07

  5

  MIT

• Chain of Draft Prompt Tool

  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

• Refine Prompt

  FelippeFarias

  A

  license

  A

  quality

  D

  maintenance

  An MCP server that uses Claude 3.5 Sonnet to transform ordinary prompts into structured, professionally engineered instructions for any LLM. It enhances AI interactions by adding context, requirements, and structural clarity to raw user inputs.

  Last updated 2025-04-03

  1

  3

  MIT

• Prompt Ops MCP

  heyjustinai

  A

  license

  A

  quality

  D

  maintenance

  Optimizes prompts using meta-prompting techniques through a two-turn approach that first provides optimization guidelines and then refines the prompt for enhanced quality and effectiveness.

  Last updated 2025-07-06

  1

  4

  4

  MIT

• MCP Think Tool

  piotrpalek

  F

  license

  A

  quality

  C

  maintenance

  An MCP server implementation of Anthropic's Think Tool prompt engineering technique that enables Claude to break down complex problems and enhance its reasoning capabilities by providing a simple tool that echoes back thoughts.

  Last updated 2025-03-25

  1

  2

• MCP Prompt Optimizer

  grandinh

  A

  license

  B

  quality

  D

  maintenance

  Automatically analyzes and optimizes AI prompts by calculating clarity scores, detecting risks, asking clarifying questions, and adding domain-specific requirements to improve AI interaction quality.

  Last updated 2025-11-09

  1

  MIT

• Just Prompt

  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

• Prompt Auto-Optimizer MCP

  sloth-wq

  A

  license

  B

  quality

  D

  maintenance

  An MCP server that automatically optimizes AI prompts using evolutionary algorithms, helping improve prompt performance, creativity, and reliability through iterative testing and refinement.

  Last updated 2025-08-03

  12

  3

  MIT

• Prompt Cleaner MCP Server

  dacebt

  A

  license

  C

  quality

  D

  maintenance

  Enables cleaning and sanitizing prompts through an LLM-powered tool that removes sensitive information, provides structured feedback with notes and risks, and normalizes prompt formatting. Supports configurable local or remote OpenAI-compatible APIs with automatic secret redaction.

  Last updated 2025-10-16

  4

  1

  MIT

• MCP Reflection Tool

  fourcolors

  A

  license

  -

  quality

  D

  maintenance

  Provides a 'reflect' tool that creates cognitive checkpoints for AI assistants, forcing structured step-by-step reasoning through complex problems to improve accuracy and maintain context during task execution.

  Last updated 2025-08-30

  18

  6

  MIT

• MCP Prompt Optimizer

  Bubobot-Team

  A

  license

  -

  quality

  D

  maintenance

  This MCP server provides research-backed prompt optimization tools and professional domain templates designed to improve AI performance through strategies like Tree of Thoughts and Medprompt. It enables users to analyze, auto-optimize, and refine prompts using advanced reasoning patterns and safety-critical alignment techniques.

  Last updated 2025-06-23

  23

  MIT

• llm-prompt-optimizer

  Divyesh-freelance

  A

  license

  -

  quality

  C

  maintenance

  A deterministic prompt optimization middleware for AI coding agents that preserves intent, compresses context, and detects drift, available as an MCP server with tools for optimize_prompt, classify_prompt, and more.

  Last updated 2026-04-28

  MIT

• Prompt Lab MCP Server

  jurek-f

  A

  license

  A

  quality

  C

  maintenance

  Enables prompt optimization loops and regression test suites for Claude Code, with a companion web UI for real-time visualization of scores and prompt revisions.

  Last updated 2026-06-18

  19

  MIT

• MCP Think Tool Server

  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

• markdown-to-html

  fashionzzZ

  A

  license

  B

  quality

  D

  maintenance

  A Model Context Protocol server that converts Markdown content to HTML format.

  Last updated 2025-06-03

  1

  2,726

  2

  MIT

• Meta Prompt MCP Server

  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

• Gemini MCP Tool

  jamubc

  A

  license

  C

  quality

  A

  maintenance

  A Model Context Protocol server that enables AI assistants to interact with Google Gemini CLI, allowing them to leverage Gemini's large token window for analyzing files and codebases using natural language commands.

  Last updated 2026-07-01

  5

  2,148

  2,255

  MIT

• MCP Tool

  PiuQiuPiaQia

  F

  license

  D

  quality

  D

  maintenance

  A server built on mcp-framework that enables integration with Claude Desktop through the Model Context Protocol.

  Last updated 2025-10-15

  1

  1

• MCP Think Tool

  DannyMac180

  A

  license

  -

  quality

  C

  maintenance

  An MCP server that implements the 'think' tool, providing Claude with a dedicated space for structured thinking during complex problem-solving tasks to improve reasoning capabilities.

  Last updated 2025-04-01

  130

  MIT

• io.github.DiaaAj/a-mem-mcp

  DiaaAj

  A

  license

  -

  quality

  D

  maintenance

  A-MEM is a self-evolving memory system for coding agents that automatically organizes knowledge into a Zettelkasten-style graph with dynamic relationships, enabling semantic and structural search.

  Last updated 2026-01-17

  34

  MIT