Medrio · Rate Limits

Medrio Rate Limits

Medrio does not publish numeric rate limits for either the Medrio API Connect REST API or the mSource API. Both are OAuth 2.0-secured, customer-gated integration surfaces used within the scope of a licensed study rather than a public self-service API, so throughput is governed by the customer's account and study provisioning rather than a documented per-minute request cap.

Medrio Rate Limits is the machine-readable rate-limit profile for Medrio on the APIs.io network, in the API Commons Rate Limits shape.

It captures 3 rate-limit definitions, measuring requests and access.

An exhausted limit returns HTTP 429.

This profile was written by API Evangelist and has not been verified against a page the provider published; treat every limit as unconfirmed until a dated transcription replaces it.

The profile also includes 2 backoff/retry policies defined and response codes documented for throttled.

Tagged areas include Clinical Trials, Electronic Data Capture, EDC, Rate Limiting, and Quotas.

3 Limits Exhausted: HTTP 429
Method: generated, dated 2026-07-05.
Written by API Evangelist on 2026-07-05 and not verified against a page the provider published. Treat every limit as unconfirmed until a dated transcription replaces it.
View Source
Clinical TrialsElectronic Data CaptureEDCRate LimitingQuotas

Limits

API Connect Requests account
requests
not published
No fixed numeric request-rate limit is documented for Medrio API Connect.
mSource API Requests account
requests
not published
No fixed numeric request-rate limit is documented for the mSource API V2.
Study Scope study
access
per subscription
API access is bounded by the studies and modules provisioned to the customer account.

Policies

OAuth Token Scope
All calls require an OAuth access token issued for a provisioned study/account; access is bounded by the token's scope.
Backoff Strategy
Clients should implement exponential backoff with jitter and honor Retry-After on 429 responses.

Sources

Work with this as data

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

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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

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This rate limit 
curl "https://apis.io/api/v1/rate-limits/medrio-rate-limits"
All rate limits 
curl "https://apis.io/api/v1/rate-limits?limit=25"

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