Publish to Instagram and TikTok — from your code, or your agent.
One API to schedule posts, tailor them per platform, and know exactly what happened. With a first-class MCP server for AI agents.
curl -X POST https://api.relay.app/v1/posts \
-H "Authorization: Bearer $RELAY_API_KEY" \
-d '{
"targets": ["ig_northlight", "tt_northlight"],
"caption": "Fall drop is live — link in bio.",
"media": ["https://cdn.example.com/fall-drop.mp4"],
"schedule_at": "2025-09-04T18:30:00Z"
}'
Publishes toIGInstagramTTTikTokMore coming
Schedule everything
Queue posts across accounts with per-platform captions, cover frames, and a calendar that catches conflicts before they happen.
Agent-native MCP
A first-class MCP server so Claude and other agents can list accounts, compose, schedule, and check status — with real guardrails.
Know what happened
Per-target timelines, precise error codes, and one-click retries. No more guessing why a post didn’t go out.
Start free. Scale when you ship.
Free for 1 account and 30 posts/mo. Pro is $49/mo — 10 accounts, 1,000 posts, MCP, and webhooks.