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Connect Postman to Cursor

Give Cursor governed access to Postman’s 41 tools through Runlayer, with identity, policy, scanning, and audit on every call.

Set up

Add Postman to Cursor in four steps

Admins approve the server once. Everyone in Cursor then gets it through the same governed connection.

  1. 1

    Approve Postman in Runlayer

    Add Postman from the catalog and choose who can use it and which of its tools are allowed.

  2. 2

    Connect Cursor to Runlayer

    Runlayer’s CLI installs the Runlayer Plugin natively in Cursor, and admins can roll it out org-wide with Auto Sync plus a Cursor team rule. With direct tool listing turned on for your deployment, Postman’s 41 tools show up in Cursor’s own tool list.

    Cursor setup guide
  3. 3

    Sign in to Postman

    Sign in the way Postman requires. Runlayer holds the credentials so they stay out of the client’s configuration.

  4. 4

    Use Postman from Cursor

    Postman’s approved tools appear in Cursor. Every call is checked against policy and recorded.

Tools

41 Postman tools in Cursor

Runlayer policy decides which of these Cursor users can call.

  • Create collection

    Creates a collection using the [Postman Collection v2.1.0 schema format](https://schema.postman.com/collection/json/v2.1.0/draft-07/docs/index.html).

  • Create collection request

    Creates a request in a collection.

  • Create collection response

    Creates a request response in a collection.

  • Create environment

    Creates an environment.

  • Create mock

    Creates a mock server in a collection.

  • Create spec

    Creates an API specification in Postman's [Spec Hub](https://learning.postman.com/docs/design-apis/specifications/overview/).

  • Create spec file

    Creates a file for an OpenAPI or a protobuf 2 or 3 specification.

  • Create workspace

    Creates a new [workspace](https://learning.postman.com/docs/collaborating-in-postman/using-workspaces/creating-workspaces/).

See all 41 Postman tools

Control

What Runlayer can see and stop in Cursor

Some controls apply to every client at the gateway. Others depend on what Cursor exposes to Runlayer.

  • Gateway policy (available)

    Every Postman call from Cursor passes through Runlayer, where your policies can allow, alert, mask, or block it.

  • Audit trail (available)

    Each call is recorded with the user, Cursor as the client, the tool, and the policy and scanner decisions.

  • Client hooks (available)

    Capture supported prompts, reasoning, local and MCP tool calls, responses, and scanner decisions in real time.

  • Stop a call before it runs (available)

    Runlayer can deny a tool call before Cursor runs it, including calls to MCP servers.

  • Block output after it runs (available)

    Runlayer can block a tool’s output before Cursor’s model sees it.

  • Redact output in place (not available)

    Cursor cannot take masked output, so Runlayer can block a tool’s output but not mask it. The gateway still applies policy to the call.

In Cursor

  • Runlayer cannot tell Agents Window sessions apart from regular IDE sessions.
  • The Cursor CLI sends fewer session events than the IDE, but Runlayer’s allow and deny decisions still apply.

Frequently asked questions

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