---
title: "Delete a mapping version"
method: DELETE
path: "/gateway/mapping-version/{gateway_topic}/{version_number}"
tags: ["Mapping Versions"]
---

# Delete a mapping version

`DELETE /gateway/mapping-version/{gateway_topic}/{version_number}`

Marks a mapping version as deleted (poison-pilled).

## Path parameters

- `gateway_topic` string, required
- `version_number` integer, required

## Query parameters

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

## Response `200`

Mapping version marked as deleted successfully

- SuccessResponse
  - `message` string

## Other responses

- `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/versions/c040b7174eb9/schema)