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PATCH
/
guardrails
/
{id}
Update a guardrail
curl --request PATCH \
  --url https://openrouter.ai/api/v1/guardrails/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "description": "Updated description",
  "limit_usd": 75,
  "name": "Updated Guardrail Name",
  "reset_interval": "weekly"
}
'
{
  "data": {
    "allowed_models": null,
    "allowed_providers": [
      "openai"
    ],
    "created_at": "2025-08-24T10:30:00Z",
    "description": "Updated description",
    "enforce_zdr": null,
    "enforce_zdr_anthropic": true,
    "enforce_zdr_google": true,
    "enforce_zdr_openai": true,
    "enforce_zdr_other": true,
    "id": "550e8400-e29b-41d4-a716-446655440000",
    "ignored_models": null,
    "ignored_providers": null,
    "limit_usd": 75,
    "name": "Updated Guardrail Name",
    "reset_interval": "weekly",
    "updated_at": "2025-08-24T16:00:00Z",
    "workspace_id": "0df9e665-d932-5740-b2c7-b52af166bc11"
  }
}

Authorizations

​
Authorization
string
header
required

API key as bearer token in Authorization header

Path Parameters

​
id
string<uuid>
required

The unique identifier of the guardrail to update

Example:

"550e8400-e29b-41d4-a716-446655440000"

Body

application/json
​
allowed_models
string[] | null

Array of model identifiers (slug or canonical_slug accepted)

Minimum array length: 1
Example:
["openai/gpt-5.2"]
​
allowed_providers
string[] | null

New list of allowed provider IDs

Minimum array length: 1
Example:
["openai", "anthropic", "deepseek"]
​
content_filter_builtins
object[] | null

Builtin content filters to apply. Set to null to remove. The "flag" action is only supported for "regex-prompt-injection"; PII slugs (email, phone, ssn, credit-card, ip-address, person-name, address) accept "block" or "redact" only.

Example:
[
  {
    "action": "block",
    "slug": "regex-prompt-injection"
  }
]
​
content_filters
object[] | null

Custom regex content filters to apply. Set to null to remove.

Example:

null

​
description
string | null

New description for the guardrail

Maximum string length: 1000
Example:

"Updated description"

​
enforce_zdr
boolean | null
deprecated

Deprecated. Use enforce_zdr_anthropic, enforce_zdr_openai, enforce_zdr_google, and enforce_zdr_other instead. When provided, its value is copied into any of those per-provider fields that are not explicitly specified on the request.

Example:

true

​
enforce_zdr_anthropic
boolean | null

Whether to enforce zero data retention for Anthropic models. Falls back to enforce_zdr when not provided.

Example:

true

​
enforce_zdr_google
boolean | null

Whether to enforce zero data retention for Google models. Falls back to enforce_zdr when not provided.

Example:

true

​
enforce_zdr_openai
boolean | null

Whether to enforce zero data retention for OpenAI models. Falls back to enforce_zdr when not provided.

Example:

true

​
enforce_zdr_other
boolean | null

Whether to enforce zero data retention for models that are not from Anthropic, OpenAI, or Google. Falls back to enforce_zdr when not provided.

Example:

true

​
ignored_models
string[] | null

Array of model identifiers to exclude from routing (slug or canonical_slug accepted)

Minimum array length: 1
Example:
["openai/gpt-4o-mini"]
​
ignored_providers
string[] | null

List of provider IDs to exclude from routing

Minimum array length: 1
Example:
["azure"]
​
limit_usd
number<double> | null

New spending limit in USD

Example:

75

​
name
string

New name for the guardrail

Required string length: 1 - 200
Example:

"Updated Guardrail Name"

​
reset_interval
enum<string> | null

Interval at which the limit resets (daily, weekly, monthly)

Available options:
daily,
weekly,
monthly,
null
Example:

"monthly"

Response

Guardrail updated successfully

​
data
object
required

The updated guardrail

Example:
{
  "allowed_models": null,
  "allowed_providers": ["openai", "anthropic", "google"],
  "content_filter_builtins": [
    {
      "action": "redact",
      "label": "[EMAIL]",
      "slug": "email"
    }
  ],
  "content_filters": null,
  "created_at": "2025-08-24T10:30:00Z",
  "description": "Guardrail for production environment",
  "enforce_zdr": null,
  "enforce_zdr_anthropic": true,
  "enforce_zdr_google": false,
  "enforce_zdr_openai": true,
  "enforce_zdr_other": false,
  "id": "550e8400-e29b-41d4-a716-446655440000",
  "ignored_models": null,
  "ignored_providers": null,
  "limit_usd": 100,
  "name": "Production Guardrail",
  "reset_interval": "monthly",
  "updated_at": "2025-08-24T15:45:00Z",
  "workspace_id": "0df9e665-d932-5740-b2c7-b52af166bc11"
}