CommsHarbor · Rate Limits

Commsharbor Rate Limits

Commsharbor Rate Limits is the machine-readable rate-limit profile for CommsHarbor on the APIs.io network, conforming to the API Commons Rate Limits specification.

It captures 3 rate-limit definitions.

Tagged areas include Email, Transactional Email, Email Marketing, Communications, and Messaging.

3 Limits
EmailTransactional EmailEmail MarketingCommunicationsMessagingDeliverabilityCRMMulti-tenant SaaSAgent-NativeMCPWeb3 paymentsx402

Limits

global (whole platform, bootstrap phase)
1000 real recipients
per-organization sends
5000 (trial) / 20000 (pass) / +10000 (top-up)
per-address OTP requests (POST /api/auth/start, /api/auth/verify)
undocumented

Work with this as data

Every rate limit here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for rate limits

4 MCP tools reach this
  • find_rate_limitsBrowse and filter every rate limit in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This rate limit 
curl "https://apis.io/api/v1/rate-limits/commsharbor-rate-limits"
All rate limits 
curl "https://apis.io/api/v1/rate-limits?limit=25"

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