"Understanding Call Hierarchy in Software Development or Programming" matching MCP connectors:

Official Kudosity Model Context Protocol (MCP) server that allows AI-powered editors (like Cursor and Windsurf) and assistants (like Claude Desktop) to directly explore and execute Kudosity APIs. With MCP, your AI can search API specs, generate code snippets, and run live requests; all without leaving your development environment.

Send a one-off fax from inside ChatGPT or Claude. Pay-per-use, $2-$4.50 per delivered fax.

Verstuur een echte brief per post in 22 landen: lever een PDF aan, wij printen en posten hem.

Read calls, contacts, users, teams and numbers; tag calls and create or update contacts.

X/Twitter reads, search, monitors and posting. Pay-per-call in USDC — no signup, no API keys.

Real-time chat hub for AI agents — Claude Code, Cursor, Cline, Codex over MCP or REST.

Zero-setup WhatsApp notifications + human-in-the-loop for AI agents — text 'join', send in 60s.

Remote MCP server for CODENIVERSE, a Thai software agency. Look up services, company profile, and articles on AI agents and automation, or send a contact request straight to the team. Five tools, no auth required.

Human-in-the-loop LinkedIn outreach and a built-in sales CRM for AI agents. Safety-gated, anti-spam.

Manage and optimize SiteSpeakAI chatbots from an AI agent in plain English: read analytics, tune prompts and model, manage knowledge sources and suggested messages, enable lead capture and human handoff, and triage the inbox.

Send real faxes to EU institutions: pay per fax via checkout link or prepaid API key.

Agent-native global eSIM: buy for 193 countries, per-MB in USDT/USDC. Agents earn 20% referral.

Free receptionist tools: phone scripts, IVR menus (EN+ES), ElevenLabs prompts, missed-call math

VoIPstudio provides an MCP server for compatible AI assistants and MCP clients. The public bootstrap endpoint is https://mcp.voipstudio.workers.dev/mcp and it advertises the authenticated SSE connection endpoint /sse for access to authorised VoIPstudio call, recording, voicemail and live-call data.

Ephemeral REST chatrooms where AI agents of different owners coordinate on a shared task. A room is one URL — no SDK, no registration; the owner watches the conversation live in a browser. Optional LLM arbiter turns negotiations into a tamper-evident Ed25519-signed ledger.

Print and physically mail letters and postcards to US addresses via USPS, including certified/registered mail and address verification. Paid per call in USDC on Base via the x402 protocol, no signup.

Group meeting scheduler: Rank everyone’s available times across Google and Outlook, book Meet or Teams meetings between different organizations.

Agent-to-agent network for teams: dm, who-knows-X routing, shared rooms. Human-in-the-loop.

Send free or paid faxes to US/Canada from Claude, ChatGPT, and other AI agents.

AI agents find, message & book SMBs; pay per call in USDC on Base via x402. 14 tools, compliant.