Social media publishing API for developers and AI agents
A fax API and MCP server for AI agents to send and receive faxes with receipts
Stage
Startup
Not given
Founded
Not given
2023
Based in
GB
US
Pricing model
Freemium
Paid
Pricing
Free: $0 forever with 2 connected accounts, unlimited posts and scheduling up to 30 days, 30 API requests per minute, Facebook, Instagram, LinkedIn, TikTok, YouTube (Twitter/X requires paid plan). Pro: $15 per month with 20 connected accounts, 50 Twitter/X posts per period, 300 API requests per minu
$0.039 per page sent, $0.019 per page received, $2 per fax number per month, $10 minimum wallet top-up, optional Agent workspace $19 per month, sandbox free. Prices as of 2026-10-28.
Key features
REST API for publishing and scheduling across 6 platforms
23 MCP tools for AI agent workflows
OpenClaw skill integration
Content calendar with gap analysis
AI-powered content repurposing
A/B testing with automatic winner detection
Twitter threads and Instagram carousels
Engagement inbox with reply support
AES-256-GCM token encryption
Multi-tenant with per-client isolation
Document preparation with PDF, image and text rendering
Price quotes bound to document, destination and sender
Authorization by person or delegated policy
Bounded retries with circuit breaker per route
Private inbox for received faxes with signed URLs
Idempotent API calls with Idempotency-Key header
Signed webhooks with event IDs
Sandbox for free testing before production
Document retention with 30-day default and deletion option
What makes it different
One API connection to publish across six social platforms
Built for both AI agents and developers with MCP and REST
OpenClaw ready with drop-in skill setup
Every fax send produces a receipt with provider evidence of delivery
Agents cannot exceed their own permissions or budget limits
International fax coverage to 213 destinations with transparent pricing
MCP server with 15 tools for seamless agent integration
Per-page pricing with no minimum subscription requirement
SocialCannon
Fax for Agents