---
title: "CORS preflight"
method: OPTIONS
path: "/migrations/{migration_id}/knowledge"
tags: ["Knowledge"]
---

# CORS preflight

`OPTIONS /migrations/{migration_id}/knowledge`

## Request

- Base URL: `https://app.vern.so/api/v1`
- URL: `https://app.vern.so/api/v1/migrations/{migration_id}/knowledge`
- Auth: none required
- TypeScript: <https://skmtc.dev/vern-so/apis/vern-api/docs/migrations/:migration_id/knowledge/options.ts> (a function with typed inputs; its response is checked against the schema)

## Response `204`

No content.

## Changes

- **2026-08-21** `f23b9ff77f72`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/vern-so/apis/vern-api/changes/migrations/:migration_id/knowledge/options.md)

---

[API](https://skmtc.dev/vern-so/apis/vern-api.md) - [All operations](https://skmtc.dev/vern-so/apis/vern-api/llms.txt) - [OpenAPI document](https://skmtc.dev/vern-so/apis/vern-api/revisions/6ae61af2db81?raw)