Free Mock API Tools Compared

How does MockBolt compare to Beeceptor, Mockoon, json-server, and RequestBin? See the differences in signup requirements, setup time, hosting, request inspection, and pricing — and pick the instant mock endpoint generator that fits your workflow.

Feature comparison

FeatureMockBoltBeeceptorMockoonjson-serverMocky.io
Signup to create an endpointNoNoNoNoYes
Free cloud-hosted public URLYesYesNo — Cloud from $100/moLocal onlyYes
All HTTP methodsYesYesYesYesLimited
Custom status codesYesYesYesYesYes
Custom response headersYesYesYesYesNo
Response delay simulationYesYesYesYesNo
Free tierNo daily cap50 requests/dayYes (desktop)YesYes
Permanent endpoints$2 one-timeFrom $10/monthYes (local)YesLimited
Bulk import from OpenAPI/SwaggerYes (up to 50)LimitedYes (paid plans)ManualNo

Beeceptor — rule-based HTTP interceptor with a solid UI

Mockoon — powerful desktop app for local API mocking

json-server — zero-config REST API from a JSON file

Mocky.io — simple shareable mock responses

Which one should you use?