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List feature flags
Create a feature flag
Evaluate flags for an end user
Retrieve a feature flag
Update a feature flag
Archive a feature flag
Unarchive a feature flag
List a flag's variants
Replace a flag's variants
List a flag's overrides
Set an override
Remove an override
List an end user's overrides
List a flag's targets
Add a target
Remove a target

Remove an override

Removes one end user's override, so the flag evaluates for them as for anyone.

Guide: Feature flags and A/B tests

DELETE
/api/v1/projects/{projectId}/feature-flags/{featureFlagId}/overrides/{identity}

Authorization

AuthorizationBearer <token>

A project secret key: vh_sk_... for production, vh_sk_test_... for test. Keep it on your servers.

In: header

Path parameters

projectId*string

The project's id, proj_.... A secret key works only in the project it belongs to.

featureFlagId*string

The flag's id, ff_....

identity*string

The end user, as {identityType}:{identityValue} with the value percent-encoded, such as email:alice@example.com.

Match^(?:person_id|distinct_id|email|external_id):[\s\S]*?$

Examples

curl -X DELETE "https://api.voidhash.com/api/v1/projects/proj_tz4a98xxat96iws9zmbrgj3a/feature-flags/ff_v8b3n5q0w2e7h7d2k9m4x1c6/overrides/email:ada@example.com" \  -H "Authorization: Bearer vh_sk_..."
Empty
{  "error": {    "type": "invalid_request",    "code": "string",    "message": "string",    "param": "string"  }}
{  "error": {    "type": "unauthenticated",    "code": "invalid_api_key",    "message": "This secret key is not valid."  }}
{  "error": {    "type": "permission_denied",    "code": "permission_denied",    "message": "Insufficient permissions."  }}

{  "error": {    "type": "not_found",    "code": "feature_flag_override_not_found",    "message": "Feature flag ff_v8b3n5q0w2e7h7d2k9m4x1c6 has no override for email \"ada@example.com\".",    "param": "identity"  }}

{  "error": {    "type": "internal",    "code": "internal_error",    "message": "Something went wrong on our side. Try again, and contact support with the Request-Id header if it keeps failing."  }}

Response body

application/json

application/json

application/json

application/json

application/json

Errors

StatustypecodeWhen
404not_foundfeature_flag_override_not_foundWhen there is none.

It can also fail with the errors every operation shares, such as unauthenticated; see Errors.

More in Feature flags

  • List feature flags GET
  • Create a feature flag POST
  • Evaluate flags for an end user POST
  • Retrieve a feature flag GET
  • Update a feature flag PATCH
  • Archive a feature flag POST
  • Unarchive a feature flag POST
  • List a flag's variants GET
  • Replace a flag's variants PUT
  • List a flag's overrides GET
  • Set an override PUT
  • List an end user's overrides GET
  • List a flag's targets GET
  • Add a target PUT
  • Remove a target DELETE

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On this page

AuthorizationPath parametersExamplesResponse bodyErrorsMore in Feature flags