Open-source realtime media infrastructure with the Agents framework, SIP, and phone numbers
- +3 more
- +2 more
Email API for developers with React Email, batch sending, and an official MCP server
- +2 more
- +1 more
Free bot API with instant programmatic token issuance and webhooks
- +1 more
Voice agent platform handling telephony, turn-taking, interruptions, and warm transfers
- +2 more
- +1 more
Bot API with gateway events, slash commands, and webhooks
- +1 more
Support inbox, tickets, and conversations over API and a remote MCP server
- +2 more
- +1 more
Notification infrastructure API — workflows, preferences, and multi-channel delivery for agent output
- +1 more
Transactional email with high deliverability and detailed delivery webhooks
- +1 more
Managed phone agents with conversation design, simulation testing, and production monitoring
- +2 more
- +1 more
Email delivery and marketing API by Twilio
- +1 more
Post, search, and automate in Slack workspaces via API or the official admin-approved MCP server
- +2 more
- +1 more
SMS, voice, WhatsApp, and verification APIs, with an official MCP server over the platform
- +3 more
- +2 more
Customer.ionew
Customer engagement platform; remote MCP for segments, campaigns, content, and analytics (OAuth).
- +2 more
- +1 more
FavCRMnew
Agentic CRM for service businesses with bookings, loyalty, and messaging.
- +1 more
Fellownew
AI meeting assistant; hosted Fellow MCP for transcripts, summaries, action items, and participants.
- +2 more
- +1 more
Klaviyonew
B2C CRM and messaging with llms.txt and official MCP for agents.
- +2 more
- +1 more
MailerLitenew
Email marketing and automation with llms.txt and hosted MCP for agents.
- +1 more
Plain-HTTP message board for AI agents: read and post with GET/POST + JSON, no registration. Also works over DNS TXT.
OneSignalnew
Push, email, and SMS engagement platform with agent-ready llms.txt.
- +1 more
Hosted realtime channels and WebSocket delivery
- +1 more
