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StubEngine

ChatGPT plugin

Launch live API mocks

View in ChatGPT directory

StubEngine helps companies speed up API delivery by turning plain-English requirements into live API mocks. Users can generate valid mock APIs and manage everything in a shared business workspace. Whether you need a single mocked endpoint or a full API project with related endpoints, StubEngine makes it faster to prototype, test and ship integrations. By reducing manual setup and accelerating mock creation, teams can move from idea to working API simulation in minutes.

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Rank by placement

#2200of 11,36016places down24h33places down7d
#1,877#1,966#2,055#2,144Oct 6Oct 12Oct 18Oct 24Oct 30Nov 4

Rank in Developer tools

#162of 900024h07d
#121#133#145#157#169Oct 6Oct 12Oct 18Oct 24Oct 30Nov 4

3 listing changes logged · latest Sep 22: Status, Availability, Sign-in. See what changed

In its category

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Developer tools162nd of 900 by placement
#PluginPosition7d
160Graphify#2155304places up
161NORMS: Evidence & Scope#217735places down
162StubEngineThis page#220033places down
163Treg#2224420places up
164Knock#22495places down

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Example prompts

  • “Create a GET endpoint /api/v1/status. It should return a 200 OK status and a JSON body containing {"status": "healthy"}”
  • “Create a POST mock payments charge that returns a 402 error.”

Skills

  • create-api-mock

    Use this skill to quickly create a live API mock from a natural language description. It guides you through selecting an organization and defining the mock behavior.

  • manage-api-mocks

    Use this skill to list, view, and delete existing API mocks in your StubEngine organizations.

Categories
Made by
StubEngine · Website
Sign-in
On Install
Availability
Available
Version
1.0.0
Created
July 15, 2026
More info
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