# regret-mcp

> regret-mcp — yulinlina-regret-mcp. Use this tool when you need to prevent repetitive mistakes in AI decision-making and improve learning efficiency. Regret-mcp stores and resurfaces lessons learned, allowing agents to avoid repeating errors, and provides a simple interface for adding, searching, and managing lessons via MCP stdio. It is ideal for use cases where AI agents require adaptive learning and mistake avoidance, such as trial-and-error based training or real-time decision-making scenarios.

Canonical page: https://skillsregistry.net/skills/yulinlina-regret-mcp  
JSON: https://api.skillsregistry.net/v1/skills/yulinlina-regret-mcp

## Description

A tiny local MCP memory server that stores lessons learned and resurfaces them before your AI agent repeats the same mistake. It provides tools for adding, searching, listing, forgetting, and inspecting lessons via MCP stdio.

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** verified
- **Last scanned:** 2026-09-03

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-09-03

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/ekgfca3dxb)
- **Repository:** <https://github.com/yulinlina/regret-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "yulinlina-regret-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/yulinlina-regret-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/yulinlina-regret-mcp/pull`

---
SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt