S2T Accelerators MCP Server

MCP server providing Claude with access to S2T's battle-tested enterprise accelerators:

• Vector Embeddings (ACC-AI-001) - Generate embeddings for RAG, semantic search
• CloudFormation Generator (ACC-AWS-001) - Generate production-ready SAM/CFN templates
• OAuth Validator (ACC-INT-001) - Validate OAuth configurations before deployment

Quick Start

1. Install

npm install -g s2t-mcp-accelerators

2. Get an API Key

Visit https://dev.s2tconsulting.com/ai-sales/purchase.html to create an account and get your API key.

3. Configure Claude Desktop

Add to your Claude Desktop config file:

macOS/Linux: ~/.config/Claude/claude_desktop_config.json Windows: %APPDATA%\Claude\claude_desktop_config.json

{
  "mcpServers": {
    "s2t-accelerators": {
      "command": "npx",
      "args": ["s2t-mcp-accelerators"],
      "env": {
        "S2T_API_KEY": "sk_live_your_api_key_here"
      }
    }
  }
}

Restart Claude Desktop to activate the tools.

Available Tools

s2t_embed

Generate vector embeddings for text. Supports automatic chunking for long documents.

Input:
- text: string (required) - Text to embed (max 100,000 characters)
- model: "amazon.titan-embed-text-v2:0" | "amazon.titan-embed-text-v1"
- chunk_size: number (100-2000, default: 512)
- chunk_overlap: number (0-500, default: 50)

Output: Embedding vectors with metadata

Use cases: RAG systems, semantic search, document similarity, knowledge base indexing

s2t_generate_cloudformation

Generate CloudFormation/SAM templates from natural language descriptions.

Input:
- description: string (required) - What infrastructure you need (max 5000 chars)
- format: "sam" | "cloudformation" (default: sam)
- include_parameters: boolean (default: true)
- include_outputs: boolean (default: true)

Output: Complete YAML template with best practices

Supported resources: Lambda, API Gateway, DynamoDB, S3, SQS, SNS, EventBridge, IAM

s2t_validate_oauth

Validate OAuth 2.0 configuration and detect common misconfigurations.

Input:
- provider: "google" | "microsoft" | "github" | "quickbooks" | "generic"
- client_id: string (required)
- redirect_uris: string[] (required)
- scopes: string[] (required)
- token_endpoint: string (optional, for generic)
- authorization_endpoint: string (optional, for generic)

Output: Validation results, warnings, recommendations

Detects: Invalid client IDs, insecure redirect URIs, missing scopes, deprecated endpoints

s2t_catalog

List all available S2T accelerators with their capabilities and pricing.

s2t_usage

Check your API usage statistics and remaining quota.

Pricing

Tier	Price	Rate Limit	Monthly Limit
Free	$0	10/min	100
Developer	$29/mo	60/min	5,000
Business	$99/mo	300/min	50,000
Enterprise	$299/mo	1,000/min	Unlimited

Local Development

git clone https://github.com/S2TConsulting/accelerators-mcp.git
cd accelerators-mcp
npm install
npm run build
npm test

MCP Inspector

Test the server interactively with the MCP Inspector:

npx @modelcontextprotocol/inspector node dist/index.js

Running Locally

# Set API key
export S2T_API_KEY="sk_live_your_api_key"

# Run server
npm start

Testing

npm test              # Run tests once
npm run test:watch    # Watch mode
npm run test:coverage # Coverage report

Configuration Options

Environment Variables

Variable	Description	Default
S2T_API_KEY	Your S2T API key (required)	-
S2T_API_URL	Custom API endpoint	Production API

Claude Code

For Claude Code projects, add to ~/.mcp.json (or project-level .mcp.json):

{
  "mcpServers": {
    "s2t-accelerators": {
      "command": "npx",
      "args": ["s2t-mcp-accelerators"],
      "env": {
        "S2T_API_KEY": "sk_live_your_api_key_here"
      }
    }
  }
}

Contributing

We welcome contributions! Here's how to get started:

1. Fork the repo and create a feature branch
2. Install dependencies: npm install
3. Make your changes in src/
4. Add tests for new functionality in src/handlers.test.ts
5. Run the test suite: npm test
6. Submit a PR with a clear description of the change

Please ensure all tests pass before submitting.

Support

• Website: https://www.s2tconsulting.com
• Email: [email protected]
• Issues: https://github.com/S2TConsulting/accelerators-mcp/issues

License

MIT - See LICENSE file for details.