What does it provide?
@byul/mcp exposes Byul’s REST API through MCP tools and resources over stdio.
- Tool:
news_fetch– proxiesGET /news(filters and pagination) - Resource:
byul://news{?limit,cursor,sinceId,minImportance,q,symbol,startDate,endDate} - Response format: summary string + original JSON payload
Requirements
- Node.js 18+
BYUL_API_KEYenvironment variable (e.g.,byul_api_key)
Architecture
1
Register the MCP server
Register
@byul/mcp in your MCP-compatible client.2
Communicate via stdio
The client launches the server via stdio and uses JSON-RPC over stdin/stdout.
3
Proxy to Byul REST API
Tool/resource calls are forwarded to Byul endpoints and returned as-is with a summary.