Feature API Reference

Feature

For instructions on how to authenticate to use this endpoint, see API overview.

Endpoints

`POST`
`POST`
`GET`
`GET`
`GET`
`POST`
`GET`
`GET`
`GET`
`POST`

Create feature flags enrich usage dashboard

Path parameters

id
integer
project_id
string

Request parameters

name
string
key
string
filters
object
deleted
boolean
active
boolean
created_at
string
version
integer
Default: 0
ensure_experience_continuity
boolean
rollback_conditions
performed_rollback
boolean
tags
array
evaluation_tags
array
analytics_dashboards
array
has_enriched_analytics
boolean
creation_context
is_remote_configuration
boolean
has_encrypted_payloads
boolean
evaluation_runtime
bucketing_identifier
last_called_at
string
_create_in_folder
string
_should_create_usage_dashboard
boolean
Default: true

Example request

POST /api/projects/:project_id/feature_flags/:id/enrich_usage_dashboard
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl 
    -H 'Content-Type: application/json'\
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/:id/enrich_usage_dashboard/\
	-d key="string"
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.post(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/{feature_flags-2_id}/enrich_usage_dashboard/".format(
        project_id=project_id,
		feature_flags-2_id="<the feature flags-2 id>"
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
	data={
		"key": "string"
	}
).json()

Example response

Status 200 No response body

Create feature flags enrich usage dashboard

Path parameters

id
integer
project_id
string

Request parameters

name
string
key
string
filters
object
deleted
boolean
active
boolean
created_at
string
version
integer
Default: 0
ensure_experience_continuity
boolean
rollback_conditions
performed_rollback
boolean
tags
array
evaluation_tags
array
analytics_dashboards
array
has_enriched_analytics
boolean
creation_context
is_remote_configuration
boolean
has_encrypted_payloads
boolean
evaluation_runtime
bucketing_identifier
last_called_at
string
_create_in_folder
string
_should_create_usage_dashboard
boolean
Default: true

Example request

POST /api/projects/:project_id/feature_flags/:id/enrich_usage_dashboard
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl 
    -H 'Content-Type: application/json'\
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/:id/enrich_usage_dashboard/\
	-d key="string"
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.post(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/{feature_flags-2_id}/enrich_usage_dashboard/".format(
        project_id=project_id,
		feature_flags-2_id="<the feature flags-2 id>"
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
	data={
		"key": "string"
	}
).json()

Example response

Status 200 No response body

Create feature flags has active dependents

Deprecated: Use GET /dependent_flags instead. Safe to delete after usage falls to zero, expected by Jan 22, 2026.

Path parameters

id
integer
project_id
string

Request parameters

name
string
key
string
filters
object
deleted
boolean
active
boolean
created_at
string
version
integer
Default: 0
ensure_experience_continuity
boolean
rollback_conditions
performed_rollback
boolean
tags
array
evaluation_tags
array
analytics_dashboards
array
has_enriched_analytics
boolean
creation_context
is_remote_configuration
boolean
has_encrypted_payloads
boolean
evaluation_runtime
bucketing_identifier
last_called_at
string
_create_in_folder
string
_should_create_usage_dashboard
boolean
Default: true

Example request

POST /api/projects/:project_id/feature_flags/:id/has_active_dependents
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl 
    -H 'Content-Type: application/json'\
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/:id/has_active_dependents/\
	-d key="string"
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.post(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/{feature_flags-2_id}/has_active_dependents/".format(
        project_id=project_id,
		feature_flags-2_id="<the feature flags-2 id>"
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
	data={
		"key": "string"
	}
).json()

Example response

Status 200 No response body

Create feature flags has active dependents

Deprecated: Use GET /dependent_flags instead. Safe to delete after usage falls to zero, expected by Jan 22, 2026.

Path parameters

id
integer
project_id
string

Request parameters

name
string
key
string
filters
object
deleted
boolean
active
boolean
created_at
string
version
integer
Default: 0
ensure_experience_continuity
boolean
rollback_conditions
performed_rollback
boolean
tags
array
evaluation_tags
array
analytics_dashboards
array
has_enriched_analytics
boolean
creation_context
is_remote_configuration
boolean
has_encrypted_payloads
boolean
evaluation_runtime
bucketing_identifier
last_called_at
string
_create_in_folder
string
_should_create_usage_dashboard
boolean
Default: true

Example request

POST /api/projects/:project_id/feature_flags/:id/has_active_dependents
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl 
    -H 'Content-Type: application/json'\
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/:id/has_active_dependents/\
	-d key="string"
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.post(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/{feature_flags-2_id}/has_active_dependents/".format(
        project_id=project_id,
		feature_flags-2_id="<the feature flags-2 id>"
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
	data={
		"key": "string"
	}
).json()

Example response

Status 200 No response body

Retrieve feature flags remote config

Required API key scopes

feature_flag:read

Path parameters

id
integer
project_id
string

Example request

GET /api/projects/:project_id/feature_flags/:id/remote_config
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/:id/remote_config/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/{feature_flags-2_id}/remote_config/".format(
        project_id=project_id,
		feature_flags-2_id="<the feature flags-2 id>"
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200 No response body

Retrieve feature flags remote config

Required API key scopes

feature_flag:read

Path parameters

id
integer
project_id
string

Example request

GET /api/projects/:project_id/feature_flags/:id/remote_config
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/:id/remote_config/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/{feature_flags-2_id}/remote_config/".format(
        project_id=project_id,
		feature_flags-2_id="<the feature flags-2 id>"
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200 No response body

Retrieve feature flags status

Required API key scopes

feature_flag:read

Path parameters

id
integer
project_id
string

Example request

GET /api/projects/:project_id/feature_flags/:id/status
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/:id/status/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/{feature_flags-2_id}/status/".format(
        project_id=project_id,
		feature_flags-2_id="<the feature flags-2 id>"
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200 No response body

Retrieve feature flags status

Required API key scopes

feature_flag:read

Path parameters

id
integer
project_id
string

Example request

GET /api/projects/:project_id/feature_flags/:id/status
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/:id/status/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/{feature_flags-2_id}/status/".format(
        project_id=project_id,
		feature_flags-2_id="<the feature flags-2 id>"
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200 No response body

Retrieve feature flags activity

Required API key scopes

activity_log:read

Path parameters

project_id
string

Query parameters

limit
integer
Default: 10
page
integer
Default: 1

Response

Example request

GET /api/projects/:project_id/feature_flags/activity
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/activity/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/activity/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200

RESPONSE
{
  "results": [
    {
      "user": "string",
      "activity": "string",
      "scope": "string",
      "item_id": "string",
      "detail": {
        "id": "string",
        "changes": [
          {
            "type": "string",
            "action": "string",
            "field": "string",
            "before": null,
            "after": null
          }
        ],
        "merge": {
          "type": "string",
          "source": null,
          "target": null
        },
        "trigger": {
          "job_type": "string",
          "job_id": "string",
          "payload": null
        },
        "name": "string",
        "short_id": "string",
        "type": "string"
      },
      "created_at": "2019-08-24T14:15:22Z"
    }
  ],
  "next": "http://example.com",
  "previous": "http://example.com",
  "total_count": 0
}

Retrieve feature flags activity

Required API key scopes

activity_log:read

Path parameters

project_id
string

Query parameters

limit
integer
Default: 10
page
integer
Default: 1

Response

Example request

GET /api/projects/:project_id/feature_flags/activity
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/activity/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/activity/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200

RESPONSE
{
  "results": [
    {
      "user": "string",
      "activity": "string",
      "scope": "string",
      "item_id": "string",
      "detail": {
        "id": "string",
        "changes": [
          {
            "type": "string",
            "action": "string",
            "field": "string",
            "before": null,
            "after": null
          }
        ],
        "merge": {
          "type": "string",
          "source": null,
          "target": null
        },
        "trigger": {
          "job_type": "string",
          "job_id": "string",
          "payload": null
        },
        "name": "string",
        "short_id": "string",
        "type": "string"
      },
      "created_at": "2019-08-24T14:15:22Z"
    }
  ],
  "next": "http://example.com",
  "previous": "http://example.com",
  "total_count": 0
}

Create feature flags bulk keys

Get feature flag keys by IDs. Accepts a list of feature flag IDs and returns a mapping of ID to key.

Path parameters

project_id
string

Request parameters

name
string
key
string
filters
object
deleted
boolean
active
boolean
created_at
string
version
integer
Default: 0
ensure_experience_continuity
boolean
rollback_conditions
performed_rollback
boolean
tags
array
evaluation_tags
array
analytics_dashboards
array
has_enriched_analytics
boolean
creation_context
is_remote_configuration
boolean
has_encrypted_payloads
boolean
evaluation_runtime
bucketing_identifier
last_called_at
string
_create_in_folder
string
_should_create_usage_dashboard
boolean
Default: true

Example request

POST /api/projects/:project_id/feature_flags/bulk_keys
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl 
    -H 'Content-Type: application/json'\
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/bulk_keys/\
	-d key="string"
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.post(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/bulk_keys/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
	data={
		"key": "string"
	}
).json()

Example response

Status 200 No response body

Create feature flags bulk keys

Get feature flag keys by IDs. Accepts a list of feature flag IDs and returns a mapping of ID to key.

Path parameters

project_id
string

Request parameters

name
string
key
string
filters
object
deleted
boolean
active
boolean
created_at
string
version
integer
Default: 0
ensure_experience_continuity
boolean
rollback_conditions
performed_rollback
boolean
tags
array
evaluation_tags
array
analytics_dashboards
array
has_enriched_analytics
boolean
creation_context
is_remote_configuration
boolean
has_encrypted_payloads
boolean
evaluation_runtime
bucketing_identifier
last_called_at
string
_create_in_folder
string
_should_create_usage_dashboard
boolean
Default: true

Example request

POST /api/projects/:project_id/feature_flags/bulk_keys
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl 
    -H 'Content-Type: application/json'\
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/bulk_keys/\
	-d key="string"
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.post(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/bulk_keys/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
	data={
		"key": "string"
	}
).json()

Example response

Status 200 No response body

Retrieve feature flags evaluation reasons

Path parameters

project_id
string

Query parameters

distinct_id
string
groups
string
Default: {}

Example request

GET /api/projects/:project_id/feature_flags/evaluation_reasons
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/evaluation_reasons/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/evaluation_reasons/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200 No response body

Retrieve feature flags evaluation reasons

Path parameters

project_id
string

Query parameters

distinct_id
string
groups
string
Default: {}

Example request

GET /api/projects/:project_id/feature_flags/evaluation_reasons
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/evaluation_reasons/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/evaluation_reasons/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200 No response body

Retrieve feature flags local evaluation

Required API key scopes

feature_flag:read

Path parameters

project_id
string

Query parameters

send_cohorts
boolean
Default: false

Response

Example request

GET /api/projects/:project_id/feature_flags/local_evaluation
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/local_evaluation/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/local_evaluation/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200

RESPONSE
{
  "flags": [
    {
      "id": 0,
      "team_id": 0,
      "name": "string",
      "key": "string",
      "filters": {
        "property1": null,
        "property2": null
      },
      "deleted": true,
      "active": true,
      "ensure_experience_continuity": true,
      "has_encrypted_payloads": true,
      "version": -2147483648,
      "evaluation_runtime": "server",
      "bucketing_identifier": "distinct_id",
      "evaluation_tags": [
        "string"
      ]
    }
  ],
  "group_type_mapping": {
    "property1": "string",
    "property2": "string"
  },
  "cohorts": {
    "property1": null,
    "property2": null
  }
}

Status 402

Status 500

Retrieve feature flags local evaluation

Required API key scopes

feature_flag:read

Path parameters

project_id
string

Query parameters

send_cohorts
boolean
Default: false

Response

Example request

GET /api/projects/:project_id/feature_flags/local_evaluation
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/local_evaluation/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/local_evaluation/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200

RESPONSE
{
  "flags": [
    {
      "id": 0,
      "team_id": 0,
      "name": "string",
      "key": "string",
      "filters": {
        "property1": null,
        "property2": null
      },
      "deleted": true,
      "active": true,
      "ensure_experience_continuity": true,
      "has_encrypted_payloads": true,
      "version": -2147483648,
      "evaluation_runtime": "server",
      "bucketing_identifier": "distinct_id",
      "evaluation_tags": [
        "string"
      ]
    }
  ],
  "group_type_mapping": {
    "property1": "string",
    "property2": "string"
  },
  "cohorts": {
    "property1": null,
    "property2": null
  }
}

Status 402

Status 500

Retrieve feature flags my flags

Path parameters

project_id
string

Query parameters

groups
string
Default: {}

Example request

GET /api/projects/:project_id/feature_flags/my_flags
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/my_flags/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/my_flags/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200

RESPONSE
{
  "feature_flag": {
    "id": 0,
    "team_id": 0,
    "name": "string",
    "key": "string",
    "filters": {
      "property1": null,
      "property2": null
    },
    "deleted": true,
    "active": true,
    "ensure_experience_continuity": true,
    "has_encrypted_payloads": true,
    "version": -2147483648,
    "evaluation_runtime": "server",
    "bucketing_identifier": "distinct_id",
    "evaluation_tags": [
      "string"
    ]
  },
  "value": null
}

Retrieve feature flags my flags

Path parameters

project_id
string

Query parameters

groups
string
Default: {}

Example request

GET /api/projects/:project_id/feature_flags/my_flags
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl \
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/my_flags/
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.get(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/my_flags/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
).json()

Example response

Status 200

RESPONSE
{
  "feature_flag": {
    "id": 0,
    "team_id": 0,
    "name": "string",
    "key": "string",
    "filters": {
      "property1": null,
      "property2": null
    },
    "deleted": true,
    "active": true,
    "ensure_experience_continuity": true,
    "has_encrypted_payloads": true,
    "version": -2147483648,
    "evaluation_runtime": "server",
    "bucketing_identifier": "distinct_id",
    "evaluation_tags": [
      "string"
    ]
  },
  "value": null
}

Create feature flags user blast radius

Path parameters

project_id
string

Request parameters

name
string
key
string
filters
object
deleted
boolean
active
boolean
created_at
string
version
integer
Default: 0
ensure_experience_continuity
boolean
rollback_conditions
performed_rollback
boolean
tags
array
evaluation_tags
array
analytics_dashboards
array
has_enriched_analytics
boolean
creation_context
is_remote_configuration
boolean
has_encrypted_payloads
boolean
evaluation_runtime
bucketing_identifier
last_called_at
string
_create_in_folder
string
_should_create_usage_dashboard
boolean
Default: true

Example request

POST /api/projects/:project_id/feature_flags/user_blast_radius
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl 
    -H 'Content-Type: application/json'\
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/user_blast_radius/\
	-d key="string"
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.post(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/user_blast_radius/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
	data={
		"key": "string"
	}
).json()

Example response

Status 200 No response body

Create feature flags user blast radius

Path parameters

project_id
string

Request parameters

name
string
key
string
filters
object
deleted
boolean
active
boolean
created_at
string
version
integer
Default: 0
ensure_experience_continuity
boolean
rollback_conditions
performed_rollback
boolean
tags
array
evaluation_tags
array
analytics_dashboards
array
has_enriched_analytics
boolean
creation_context
is_remote_configuration
boolean
has_encrypted_payloads
boolean
evaluation_runtime
bucketing_identifier
last_called_at
string
_create_in_folder
string
_should_create_usage_dashboard
boolean
Default: true

Example request

POST /api/projects/:project_id/feature_flags/user_blast_radius
export POSTHOG_PERSONAL_API_KEY=[your personal api key]
curl 
    -H 'Content-Type: application/json'\
    -H "Authorization: Bearer $POSTHOG_PERSONAL_API_KEY" \
    <ph_app_host>/api/projects/:project_id/feature_flags/user_blast_radius/\
	-d key="string"
api_key = "[your personal api key]"
project_id = "[your project id]"
response = requests.post(
    "<ph_app_host>/api/projects/{project_id}/feature_flags/user_blast_radius/".format(
        project_id=project_id
    ),
    headers={"Authorization": "Bearer {}".format(api_key)},
	data={
		"key": "string"
	}
).json()