Cloudflare Queues · Rate Limits

Cloudflare Queues Rate Limits

Rate limits, throughput constraints, and quota boundaries for Cloudflare Queues. Exceeding throughput limits returns a 429 Too Many Requests error. Exceeding storage limits returns a Storage Limit Exceeded error. Limit increases can be requested via Cloudflare's official limit increase form.

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

It captures 20 rate-limit definitions.

Tagged areas include Messaging, Message Queue, Serverless, Workers, and Cloudflare.

20 Limits
MessagingMessage QueueServerlessWorkersCloudflareAsyncDead Letter QueueEvent-Driven

Limits

Queues per Account account
Per-Queue Throughput queue
Maximum Message Size message
Message Retries message
Message Retention (Free) queue
Message Retention (Paid - Maximum) queue
Message Retention (Paid - Minimum) queue
Batch Send Limit (Messages) request
Batch Send Limit (Size) request
Consumer Batch Size consumer
Batch Wait Time queue
Per-Queue Backlog Storage queue
Concurrent Consumer Invocations queue
Consumer Wall-Clock Time invocation
Consumer CPU Time (Default) invocation
Consumer CPU Time (Configurable Maximum) invocation
Visibility Timeout (Pull Consumer) consumer
Delivery Delay (Maximum) message
Free Tier Daily Operations account
Paid Tier Monthly Included Operations account

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

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.