Cloudmersive · Rate Limits
Cloudmersive Rate Limits
Cloudmersive enforces concurrency limits per API key (calls-per-second) and a monthly call quota tied to the subscribed plan. Calls beyond the concurrency cap are queued for execution rather than rejected with 429s. Higher throughput requires a larger plan or a single-tenant / on-premises deployment.
10 Limits
Throttle: 429
Quota: 402
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Limits
Free Tier Concurrency api-key
1
Free plan caps simultaneous calls to 1 per second; excess calls queue.
Basic / Business Concurrency api-key
2
Basic ($19.99/mo) and Business ($49.99/mo) plans share the 2 calls/second concurrency ceiling.
Business Premier Concurrency api-key
3
Business Advantage Concurrency api-key
4
Free Monthly Quota api-key
600
Basic Monthly Quota api-key
10000
Business Monthly Quota api-key
25000
Business Premier Monthly Quota api-key
50000
Business Advantage Monthly Quota api-key
100000
Enterprise / Government Concurrency contract
see vendor sales
Single-tenant cloud, on-premises, and government deployments support negotiated throughput.
Policies
Queueing on Concurrency
Calls in excess of the per-second concurrency ceiling are queued for execution rather than rejected immediately; sustained over-subscription results in degraded latency.
Plan Quota Enforcement
Once the monthly call quota is exhausted the API key is blocked until the next billing cycle or until the plan is upgraded.
Backoff Strategy
Clients should implement exponential backoff with jitter and respect any Retry-After header returned with 429 responses.
Single-tenant / On-premises
For higher concurrency or strict isolation, customers deploy single-tenant cloud or on-premises stacks where limits are sized to the host hardware.