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Glama

🚩 Flag MCP


✨ Was ist "Flag"?

In Visual Novels und Galgames ist ein "Flag" (フラグ) der Moment, in dem eine Entscheidung einen neuen Handlungsstrang auslöst. Eine Entscheidung ändert alles.

Flag MCP bringt dieselbe Kraft in das KI-gestützte Programmieren. Wenn dein KI-Assistent an eine Weggabelung kommt, rät er nicht — er setzt eine Flagge und wartet darauf, dass du die Route wählst.

🎮 Du bist der Protagonist. Die KI wartet an jedem Verzweigungspunkt.

💎 Jede Flagge bestimmt die Route. Keine spekulativen Umschreibungen mehr.

🚀 Reiche Interaktion. Text, Screenshots, Anmerkungen — dein volles Arsenal.

Dies verwandelt KI-Programmierung von "Hoffentlich funktioniert es" in eine Erzählung, bei der du den Controller in der Hand hältst.


Anwendungsbereich:

  • Coding-Pläne, die pro Anfrage abgerechnet werden.

  • Entwickler, die das KI-Verhalten kontrollieren möchten.

Related MCP server: Human-In-the-Loop MCP Server

🔥 Vorher & Nachher

❌ Ohne Flag MCP

✅ Mit Flag MCP

KI rät → falscher Code → mühsame Nacharbeit

KI setzt Flagge → du wählst → korrekter Code

Mehrere Runden von "Warte, was meintest du?"

Ein strukturierter Dialog, glasklar

Ängstlich: "Was macht die KI als Nächstes?!"

Zuversichtlich: jede Aktion von dir bestätigt

Hilfloser Passagier

Du bist der Routenplaner


🎯 Kernfunktionen

  • 🖥️ Dark-Theme-UI — Ein eleganter nativer Desktop-Dialog, der sich in deinen Workflow einfügt

  • ✅ Routenentscheidungen — Strukturierte vordefinierte Optionen (Checkbox-Stil)

  • 💬 Freitext — Wenn die vordefinierten Routen nicht ausreichen, schreibe dein eigenes Skript

  • 📷 Rich-Media-Arsenal

    • Bilder aus der Zwischenablage einfügen

    • Lokale Dateien auswählen

    • Screenshot + Integrierter Annotator (Rechteck, Kreis, Pfeil, Stift, Text, Zuschneiden)

  • 🖼️ Prompt-Bilder — Die KI kann dir Bilder zeigen (lokale Pfade, file://, http(s)://)

  • 🔒 Sicherheit zuerst — Remote-Bilder validiert, größenbegrenzt, asynchron geladen

  • 🎨 macOS-optimiert — Korrekte Icon-Handhabung und visueller Feinschliff


📦 Installation

Voraussetzungen

  • Python >= 3.11

  • uv (empfohlen) oder pip

Schnellinstallation

git clone https://github.com/pauoliva/interactive-feedback-mcp.git
cd interactive-feedback-mcp
uv sync

⚙️ Konfiguration

Füge dies zu deiner MCP-Client-Konfiguration hinzu:

Cursor (mcp.json) / Claude Desktop (claude_desktop_config.json):

{
  "mcpServers": {
    "interactive-feedback": {
      "command": "uv",
      "args": [
        "--directory",
        "/path/to/interactive-feedback-mcp",
        "run",
        "server.py"
      ],
      "timeout": 900000,
      "autoApprove": ["interactive_feedback"]
    }
  }
}

⚠️ Hinweis: Das Timeout ist in Millisekunden für Cursor (900000 = 15 Min.). Einige Clients verwenden Sekunden — passe dies entsprechend an.


🚩 Das interactive_feedback Tool

Argumente

Parameter

Typ

Beschreibung

message

string

Die Frage/Aufforderung, die angezeigt werden soll

predefined_options

array

Optional. Routenentscheidungen für schnelle Entscheidungen

message_images

array

Optional. Bilder, die angezeigt werden sollen (lokale/Remote-URLs)

Rückgabewerte

  • Text-Feedback vom Benutzer

  • Optionale Bildanhänge (als MCP-Bild-Inhaltsblöcke)


🧙 Profi-Tipps

Empfohlene Agenten-Regeln

Füge dies zu den benutzerdefinierten Anweisungen deines KI-Assistenten hinzu:

If requirements are unclear, call interactive_feedback before implementing.
Present predefined options whenever possible — give the user clear route choices.
Before finishing a task, call interactive_feedback once more for final confirmation.

Umgebungsvariablen

Variable

Standard

Beschreibung

INTERACTIVE_FEEDBACK_TIMEOUT_SEC

60000

Maximale Lebensdauer des UI-Prozesses

INTERACTIVE_FEEDBACK_ICON

—

Pfad zum benutzerdefinierten App-Icon

INTERACTIVE_FEEDBACK_REMOTE_IMAGE_TIMEOUT_SEC

5

Timeout für das Abrufen von Remote-Bildern

INTERACTIVE_FEEDBACK_REMOTE_IMAGE_MAX_BYTES

10485760

Maximale Remote-Bildgröße (10MB)


🛡️ Sicherheit & Zuverlässigkeit

  • ✅ Remote-Bilder validiert durch Content-Type (image/*)

  • ✅ Große Payloads durch Größenbeschränkung abgelehnt

  • ✅ Asynchrones Abrufen hält die UI reaktionsfähig

  • ✅ Lokale Dateien werden nur gelesen, wenn sie explizit referenziert werden


📄 Lizenz

MIT-Lizenz — forke es, flagge es, liefere es.


🚩 Setze deine Flagge. Schreibe deine eigene Route.

Mit 💜 gemacht für Entwickler, die sich weigern, NPCs in ihrer eigenen Codebasis zu sein.

Available Tools

1 tool
interactive_feedbackA

Request interactive feedback from the user. Supports text and image attachments. 使用方式:

  • 当你通过此工具询问用户时,务必说明需要用户确定的内容。

  • 请在完成用户布置的工作后调用该工具时,提供"结束"的选项,如果用户选择,则本次请求结束. 使用技巧:

  • 请给出可选项,让用户选择,选项中请包涵你最推荐的选项,并说明理由.

  • 针对每个选项,请给出对应的描述,让用户了解每个选项的含义. 什么时候使用:

  • 每当你全部工作完成时,请调用此工具,而非直接结束流程.

  • 每当你遇到需要用户确定的点时(例如进行需求讨论,或者执行任务中遇到重要分岔路口时),务必调用此工具.

ParametersJSON Schema
NameRequiredDescriptionDefault
messageNoThe specific question for the user
predefined_optionsNoPredefined options for the user to choose from (optional)
message_imagesNoImage paths to render in the prompt area (optional)

Output Schema

ParametersJSON Schema
NameRequiredDescription
resultYes

TDQS

A3.9/5.0
Behavior3/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

With no annotations provided, the description carries the full burden of behavioral disclosure. It explains the interaction pattern (blocking request for user input, option-based responses) but lacks technical behavioral traits such as timeout behavior, session persistence, or data handling. It covers 'how to use' but omits 'what happens under the hood' details expected for a user-input tool.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness3/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description uses clear structural headers (Usage method, Usage tips, When to use) but is verbose due to extensive bilingual content. The Chinese examples, while helpful for behavior modeling, make the description longer than necessary for agent consumption, and the language mixing reduces structural coherence.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the presence of an output schema, the description appropriately focuses on behavioral guidance rather than return values. It comprehensively covers invocation patterns and option structuring, though it would benefit from mentioning timeout handling or error conditions for full completeness.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters4/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema coverage is 100%, establishing a baseline of 3. The description adds semantic value beyond the schema by specifying in the Chinese text that predefined_options should include a recommended choice with rationale and an 'end' option, providing substantive usage guidance for parameter population that the raw schema lacks.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

The opening sentence clearly states the tool requests interactive feedback and supports text/image attachments. However, the extensive Chinese instructions, while useful, create a bilingual structure that slightly reduces immediate clarity for agents parsing primarily English content.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines5/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The Chinese text under '什么时候使用' (when to use) provides explicit when/when-not guidance, specifically stating to invoke this tool when work is completed instead of directly ending the process, and when encountering decision points requiring user confirmation. It also explicitly references '使用方式' (usage method) and '使用技巧' (usage tips) for detailed alternatives.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

Tool Schema Changelog

Recent tool additions, removals, and schema changes observed during successful MCP inspections.

  1. 1 tool updatev0.1.1
    • First observedinteractive_feedback

TDQS

A3.7/5.0

Scored across 1 tool

Disambiguation5/5

With only one tool available, there is no ambiguity or risk of tool misselection. The single tool has a clear, distinct purpose that does not overlap with any other tools.

Naming Consistency5/5

The single tool follows a clear snake_case naming convention. While 'interactive' is an adjective rather than a verb, there are no other tools to create inconsistency, so the naming pattern is uniform.

Tool Count2/5

A single tool is insufficient for the apparent 'Flag' domain suggested by the server name. Even for a minimal utility server, one generic feedback tool represents a severely undersized tool surface that likely cannot fulfill the server's intended purpose.

Completeness1/5

The server named 'Flag MCP' implies a feature flag or flagging domain, yet provides only a generic user feedback tool with no flag creation, management, querying, or lifecycle operations. This represents a severely incomplete surface for the stated purpose.

Maintenance

ActivityInactive
ResponsivenessNo issues

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