GrowthBook · Capability

GrowthBook REST API — fact-metrics

GrowthBook REST API — fact-metrics. 6 operations. Lead operation: Get all fact metrics. Self-contained Naftiko capability covering one Growthbook business surface.

Run with Naftiko Growthbookfact-metrics

What You Can Do

GET
Listfactmetrics — Get all fact metrics
/v1/v1/fact-metrics
POST
Postfactmetric — Create a single fact metric
/v1/v1/fact-metrics
GET
Getfactmetric — Get a single fact metric
/v1/v1/fact-metrics/{id}
POST
Updatefactmetric — Update a single fact metric
/v1/v1/fact-metrics/{id}
DELETE
Deletefactmetric — Deletes a single fact metric
/v1/v1/fact-metrics/{id}
POST
Postfactmetricanalysis — Create a fact metric analysis
/v1/v1/fact-metrics/{id}/analysis

MCP Tools

get-all-fact-metrics

Get all fact metrics

read-only idempotent
create-single-fact-metric

Create a single fact metric

get-single-fact-metric

Get a single fact metric

read-only idempotent
update-single-fact-metric

Update a single fact metric

deletes-single-fact-metric

Deletes a single fact metric

idempotent
create-fact-metric-analysis

Create a fact metric analysis

Capability Spec

growthbook-fact-metrics.yaml Raw ↑ 
naftiko: 1.0.0-alpha2
info:
  label: GrowthBook REST API — fact-metrics
  description: 'GrowthBook REST API — fact-metrics. 6 operations. Lead operation: Get all fact metrics. Self-contained Naftiko
    capability covering one Growthbook business surface.'
  tags:
  - Growthbook
  - fact-metrics
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    GROWTHBOOK_API_KEY: GROWTHBOOK_API_KEY
capability:
  consumes:
  - type: http
    namespace: growthbook-fact-metrics
    baseUri: https://api.growthbook.io/api
    description: GrowthBook REST API — fact-metrics business capability. Self-contained, no shared references.
    resources:
    - name: v1-fact-metrics
      path: /v1/fact-metrics
      operations:
      - name: listfactmetrics
        method: GET
        description: Get all fact metrics
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: factTableId
          in: query
          type: string
          description: Filter by Fact Table Id (for ratio metrics, we only look at the numerator)
      - name: postfactmetric
        method: POST
        description: Create a single fact metric
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: v1-fact-metrics-id
      path: /v1/fact-metrics/{id}
      operations:
      - name: getfactmetric
        method: GET
        description: Get a single fact metric
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
      - name: updatefactmetric
        method: POST
        description: Update a single fact metric
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
      - name: deletefactmetric
        method: DELETE
        description: Deletes a single fact metric
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    - name: v1-fact-metrics-id-analysis
      path: /v1/fact-metrics/{id}/analysis
      operations:
      - name: postfactmetricanalysis
        method: POST
        description: Create a fact metric analysis
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: id
          in: path
          type: string
          description: The fact metric id to analyze
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    authentication:
      type: bearer
      token: '{{env.GROWTHBOOK_API_KEY}}'
  exposes:
  - type: rest
    namespace: growthbook-fact-metrics-rest
    port: 8080
    description: REST adapter for GrowthBook REST API — fact-metrics. One Spectral-compliant resource per consumed operation,
      prefixed with /v1.
    resources:
    - path: /v1/v1/fact-metrics
      name: v1-fact-metrics
      description: REST surface for v1-fact-metrics.
      operations:
      - method: GET
        name: listfactmetrics
        description: Get all fact metrics
        call: growthbook-fact-metrics.listfactmetrics
        with:
          factTableId: rest.factTableId
        outputParameters:
        - type: object
          mapping: $.
      - method: POST
        name: postfactmetric
        description: Create a single fact metric
        call: growthbook-fact-metrics.postfactmetric
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/v1/fact-metrics/{id}
      name: v1-fact-metrics-id
      description: REST surface for v1-fact-metrics-id.
      operations:
      - method: GET
        name: getfactmetric
        description: Get a single fact metric
        call: growthbook-fact-metrics.getfactmetric
        outputParameters:
        - type: object
          mapping: $.
      - method: POST
        name: updatefactmetric
        description: Update a single fact metric
        call: growthbook-fact-metrics.updatefactmetric
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
      - method: DELETE
        name: deletefactmetric
        description: Deletes a single fact metric
        call: growthbook-fact-metrics.deletefactmetric
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/v1/fact-metrics/{id}/analysis
      name: v1-fact-metrics-id-analysis
      description: REST surface for v1-fact-metrics-id-analysis.
      operations:
      - method: POST
        name: postfactmetricanalysis
        description: Create a fact metric analysis
        call: growthbook-fact-metrics.postfactmetricanalysis
        with:
          id: rest.id
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: growthbook-fact-metrics-mcp
    port: 9090
    transport: http
    description: MCP adapter for GrowthBook REST API — fact-metrics. One tool per consumed operation, routed inline through
      this capability's consumes block.
    tools:
    - name: get-all-fact-metrics
      description: Get all fact metrics
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: growthbook-fact-metrics.listfactmetrics
      with:
        factTableId: tools.factTableId
      outputParameters:
      - type: object
        mapping: $.
    - name: create-single-fact-metric
      description: Create a single fact metric
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: growthbook-fact-metrics.postfactmetric
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: get-single-fact-metric
      description: Get a single fact metric
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: growthbook-fact-metrics.getfactmetric
      outputParameters:
      - type: object
        mapping: $.
    - name: update-single-fact-metric
      description: Update a single fact metric
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: growthbook-fact-metrics.updatefactmetric
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: deletes-single-fact-metric
      description: Deletes a single fact metric
      hints:
        readOnly: false
        destructive: true
        idempotent: true
      call: growthbook-fact-metrics.deletefactmetric
      outputParameters:
      - type: object
        mapping: $.
    - name: create-fact-metric-analysis
      description: Create a fact metric analysis
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: growthbook-fact-metrics.postfactmetricanalysis
      with:
        id: tools.id
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.