---
title: "Delete Classifier"
method: DELETE
path: "/v1/classifiers/{classifier_id}"
tags: ["Zero/Few-shot Classification"]
---

# Delete Classifier

`DELETE /v1/classifiers/{classifier_id}`

Delete a classifier by ID.

## Path parameters

- `classifier_id` string, required

## Response `200`

Successful Response

- object

## Other responses

- `400` — - **INPUT_MODEL_NOT_FOUND**: Model 'model_name' not found. Available models: .... - **INPUT_INVALID_LABELS**: Invalid training labels. At least {min_labels} unique labels are required for training. - **INPUT_LABEL_LIMIT_EXCEEDED**: Label limit exceeded: {current} labels provided, maximum N allowed for your plan. Reduce the number of labels or upgrade your plan at https://jina.ai/api-dashboard/key-manager. - **INPUT_TOKEN_LIMIT_EXCEEDED**: Input text exceeds the model's maximum of {max_tokens} tokens. Use 'truncate: true' to automatically truncate, or split into smaller chunks.
- `401` — - **AUTH_MISSING_API_KEY**: Authentication required. Provide your API key via the Authorization header: 'Authorization: Bearer <api-key>'. Get your API key at https://jina.ai/api-dashboard/key-manager. - **AUTH_INVALID_API_KEY**: Invalid API key. Verify your API key at https://jina.ai/api-dashboard/key-manager or generate a new one. - **AUTH_INVALID_FORMAT**: Invalid authorization format. Use 'Authorization: Bearer <api-key>' with a valid Jina API key (65 characters, starts with 'jina_').
- `403` — - **AUTHZ_INSUFFICIENT_BALANCE**: Insufficient account balance. Top up your account at https://jina.ai/api-dashboard/key-manager. - **AUTHZ_RESOURCE_LIMIT_EXCEEDED**: Resource limit exceeded for your plan. Current: {current}, limit: N. Delete existing resources or upgrade your plan at https://jina.ai/api-dashboard/key-manager.
- `404` — - **RESOURCE_NOT_FOUND**: {resource_type} '{resource_id}' not found or access denied. Verify the ID and your permissions.
- `409` — - **CONFLICT_RESOURCE_BUSY**: {resource_type} '{resource_id}' is currently being modified. Please retry after a few moments.
- `422` — Validation Error
- `429` — - **RATE_REQUEST_LIMIT_EXCEEDED**: Request rate limit exceeded: {current}/N requests per minute. Reduce request frequency or upgrade your plan at https://jina.ai/api-dashboard/key-manager. - **RATE_TOKEN_LIMIT_EXCEEDED**: Token rate limit exceeded: {current:,}/{limit:,} tokens per minute. Reduce batch sizes or upgrade your plan at https://jina.ai/api-dashboard/key-manager. - **RATE_CONCURRENCY_LIMIT_EXCEEDED**: Concurrency limit exceeded: {current}/N concurrent requests. Wait for pending requests to complete before sending new ones. - **RATE_IP_LIMIT_EXCEEDED**: IP rate limit exceeded. Too many requests from this IP address. Reduce request frequency.
- `500` — - **INTERNAL_ERROR**: An unexpected error occurred. If this persists, contact support with the request_id from this response.
- `503` — - **SERVICE_UNAVAILABLE**: Service temporarily unavailable. Please retry with exponential backoff.
- `504` — - **SERVICE_TIMEOUT**: Service request timed out. Try with smaller inputs or retry later.

---

[API](https://skmtc.net/jina/apis/jina-search-foundation-api.md) · [All operations](https://skmtc.net/jina/apis/jina-search-foundation-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/jina/jina-search-foundation-api/versions/0ae64d1cd6e1/schema)