---
title: "Invalidate Dictionary Cache"
method: POST
path: "/v1/dictionaries/{project_id}/invalidate"
---

# Invalidate Dictionary Cache

`POST /v1/dictionaries/{project_id}/invalidate`

Invalidate cached dictionary entries for a project.

Internal endpoint — requires master-key authentication. Called by
the web app after dictionary mutations so the TTS backend picks up
changes immediately instead of waiting for the cache TTL to expire.

## Path parameters

- `project_id` integer, required

## Response `204`

Successful Response

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/kugelaudio/apis/kugelaudio-tts-api.md) · [All operations](https://skmtc.net/kugelaudio/apis/kugelaudio-tts-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/kugelaudio/kugelaudio-tts-api/revisions/9ecca94b0377/schema)