# Voice Logica API > AI phone agents that answer and place calls for a business in Greek and English: build and test agents, review calls, run campaigns, connect phone lines and office PBXs, and automate with workflows. Connecting creates a free account. ## Connect an AI assistant (MCP) - Connector (Streamable HTTP, OAuth with dynamic client registration): https://api.voicelogica.ai/api/v1/mcp - Every tool the connector offers, readable without signing in: https://api.voicelogica.ai/.well-known/mcp/server-card.json - Registry-style description: https://api.voicelogica.ai/.well-known/mcp.json - OAuth metadata: https://api.voicelogica.ai/.well-known/oauth-protected-resource - Setup for Claude, ChatGPT, Cursor, GitHub Copilot and Microsoft Copilot: https://docs.voicelogica.ai/integrations/claude-chatgpt/ Connecting creates a free Voice Logica account if the user has none (demo minutes, no card). ## REST API - OpenAPI spec: https://api.voicelogica.ai/openapi.json (authenticate with an API key created under Users - API keys) ## Documentation - Docs for agents: https://docs.voicelogica.ai/llms.txt (topic files, and every page as markdown) - Platform map: https://app.voicelogica.ai/llms-full.txt - Sign up without an assistant: https://app.voicelogica.ai/auth/signup