MCP Config Formatter
Format and validate MCP server configuration (mcp.json). Pretty-print and check structure for Cursor, Claude, and other MCP clients.
Qu'est-ce que MCP (Model Context Protocol) ? →
Fonctionnalités Clés et Garantie de Confidentialité
- ✓ Exécution 100% Navigateur : Vos données ne quittent jamais votre appareil ni ne touchent un serveur distant.
- ✓ Résultat Instantané en Temps Réel : Aucune latence réseau, calcul immédiat et copie rapide.
- ✓ Gratuit et Illimité pour Toujours : Pas d'inscription, pas de paywall ni de quota quotidien.
- ✓ Conforme aux Standards : Conçu rigoureusement selon les spécifications RFC, ISO et W3C.
Free Online MCP Config Formatter
The MCP Config Formatter is a high-speed, privacy-first web utility in the LLM Tools suite designed to format and validate mcp server configuration (mcp.json). pretty-print and check structure for cursor, claude, and other mcp clients directly in your browser without requiring software installations, browser extensions, or account registrations.
Spécifications Techniques et Architecture
- Technical Standard:
- RFC 8259 (The JavaScript Object Notation Data Interchange Format)
- Execution Environment:
- 100% Client-Side Browser Sandbox
- Data Privacy:
- Zero Server Storage / No Tracking
- Processing Speed:
- Real-time local CPU execution
- Cross-Platform:
- Works on Windows, macOS, Linux, iOS & Android
Prompt Engineering & Token Estimation Engine
LLM utilities evaluate prompt lengths, structure system instructions, and calculate approximate token counts based on byte-pair encoding (BPE) algorithms used by OpenAI, Anthropic, and Google models. This helps prevent token budget overflows and optimizes monthly API expenditure.
Provide Input
Enter, paste, or upload your data into the input field above.
Configure & Process
The tool immediately processes your input in real time according to your chosen settings.
Copy or Save
Use the Copy button to copy the output to your clipboard, or download the result to your device.
Outils Connectés et Étapes Suivantes
Utilitaires recommandés souvent utilisés avant ou après MCP Config Formatter
Prompt Token Counter
Count characters, words, and estimate tokens for LLM prompts. Useful for OpenAI, Claude, and other AI APIs.
LLM JSON Extractor
Extract JSON from LLM responses. Parse code blocks and clean malformed JSON from AI output.
MCP Tool Schema Generator
Generate Model Context Protocol (MCP) tool definitions. Create name, description, and inputSchema JSON for MCP servers.
Autres Outils IA et LLM
Prompt Token Counter
Count characters, words, and estimate tokens for LLM prompts. Useful for OpenAI, Claude, and other AI APIs.
LLM JSON Extractor
Extract JSON from LLM responses. Parse code blocks and clean malformed JSON from AI output.
MCP Tool Schema Generator
Generate Model Context Protocol (MCP) tool definitions. Create name, description, and inputSchema JSON for MCP servers.
llms.txt Generator
Generate llms.txt for your website. Creates AI-readable discovery file with name, summary, contact, and services. Spec 1.1.1 compatible.
Prompt Template Builder
Build prompts with {{variable}} placeholders. Fill in values and preview. For reusable AI prompts.
System Prompt Generator
Generate system prompts for LLMs. Role, task, constraints, output format. For ChatGPT, Claude, etc.
Few-Shot Prompt Builder
Build few-shot prompts with input-output examples. Structure examples for in-context learning.
Prompt Variable Extractor
Extract {{variables}} or {placeholders} from prompt templates. List placeholders for documentation.