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MockBolt turns any JSON payload into a live API endpoint in seconds.
Paste your payload, choose HTTP methods, and get a public URL you can call immediately from curl, Postman, or your frontend app.
Supports:
- All HTTP methods (GET, POST, PUT, PATCH, DELETE)
- Custom status codes (100–599)
- Custom response headers
- Simulated response delay (up to 10s)
- Open CORS — works from any browser origin
Each mock gives you a Public URL to share and a secret Management URL to edit. Free for 24 hours.
MockBoltInstant mock APIs from JSON. Free, anonymous, no signup.
Mock Boltleft a comment
Maker here. I built MockBolt because every new frontend project started with the same setup work: spin up json-server, create fake data, open a local port, and only then start building the actual UI. MockBolt removes that setup time. Paste JSON, click generate, and get a live API URL immediately. No signup, no email, no account. I would especially love feedback on two things: 1. Is the public...
MockBoltInstant mock APIs from JSON. Free, anonymous, no signup.