Text Similarity & Cosine Distance API - REST + MCP, Free Tier

#nlp #similarity #cosine #tfidf

Text Similarity & Cosine Distance API

Compute text similarity scores using TF-IDF and cosine distance. Useful for deduplication, search, and recommendations. No LLM dependency.

Quick Start

# Health check
curl https://api.lazy-mac.com/text-similarity-api/health

# API info
curl https://api.lazy-mac.com/text-similarity-api

Endpoints

{'path': '/compare', 'method': 'POST', 'description': 'Compare two texts'}
{'path': '/batch', 'method': 'POST', 'description': 'Batch similarity scoring'}
{'path': '/health', 'method': 'GET', 'description': 'Health check'}

Pricing

Plan	Price	Features
Free	$0/mo	100 req/day, core endpoints
Pro	$Free / $5/mo	Unlimited, all endpoints, MCP

MCP Integration

This API supports the Model Context Protocol (JSON-RPC 2.0):

curl -X POST https://api.lazy-mac.com/text-similarity-api/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","method":"tools/list","id":1}'