---
title: "Get all versions for a mapping"
method: GET
path: "/gateway/{gateway_topic}/mapping/version"
tags: ["Mapping Versions"]
---

# Get all versions for a mapping

`GET /gateway/{gateway_topic}/mapping/version`

Retrieves all versions defined for a specific mapping.

## Path parameters

- `gateway_topic` string, required

## Query parameters

- `method` 'GET' | 'POST' | 'PUT' | 'DELETE' | 'PATCH' | 'OPTIONS' | 'HEAD', required
- `path` string, required

## Response `200`

List of mapping versions retrieved successfully

- MappingVersionListResponseWrapper
  - `body` MappingVersionListResult
    - `results` MappingVersionResponse[] — List of mapping versions
      - `subject` string — Subject identifier of the mapping version
      - `resource_type` string — Type of resource that handles requests
      - `resource` string — Resource identifier that handles requests
      - `resource_version` string — Version of the resource
      - `active` boolean — Whether the mapping version is active
      - `description` string — Description of the mapping version
      - `middleware` Middleware[] — List of middleware applied to the mapping version
        - `order` integer — Execution order of the middleware
        - `resource` string — Resource identifier for the middleware function
        - `resource_type` 'function' | 'service' — Type of resource the middleware points to
        - `resource_version` string — Version of the middleware resource to use
        - `type` 'pre-request' | 'post-request' — When the middleware should execute
      - `exact_match` boolean — Whether the path is matched exactly
      - `attributes` string[] — Attributes for the mapping version
      - `boolean_logic` string — Boolean logic expression for request routing
      - `invocation_type` string — Type of invocation for the resource
      - `version` integer — Version number
      - `modified` integer — Unix timestamp of when the mapping version was last modified
      - `type` string — Type of the mapping version record
    - `results_total` integer — Total number of mapping versions returned
  - `metadata` Metadata
    - `subject` string — Subject identifier for the resource

## Other responses

- `400` — Bad request
- `404` — Resource not found

---

[API](https://skmtc.net/quivaworks/apis/quiva-ai-gateway-4.md) · [All operations](https://skmtc.net/quivaworks/apis/quiva-ai-gateway-4/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/quivaworks/quiva-ai-gateway-4/revisions/c040b7174eb9/schema)