> ## Documentation Index
> Fetch the complete documentation index at: https://docs.noonum.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# List available historical data dates



## OpenAPI

````yaml /api-reference/openapi.json get /strategies/{strategyId}/historical-data/dates
openapi: 3.0.0
info:
  title: Noonum API
  version: 1.0.0
  contact:
    name: Noonum Support
    email: hello@noonum.com
  description: >
    Create, read, update, and delete your own investment strategies, browse
    public premade strategies, run semantic search, and call supporting utility
    endpoints.
servers:
  - url: https://api.noonum.ai/v1
security:
  - bearerAuth: []
tags:
  - name: UserStrategies
    description: Create, read, update, and delete your own investment strategies.
  - name: PremadeStrategies
    description: Read public premade strategies and find the ones closest to an objective.
  - name: Helper
    description: >-
      Supporting endpoints for company lookup, objective editing, and health
      checks.
  - name: Benchmarks
    description: Read benchmark data.
  - name: Portfolios
    description: Create, read, update, and delete your portfolios.
  - name: Backtest
    description: Backtest a portfolio without saving it.
paths:
  /strategies/{strategyId}/historical-data/dates:
    parameters:
      - name: strategyId
        in: path
        required: true
        schema:
          type: string
        description: UUID of the user strategy
    get:
      tags:
        - UserStrategies
      summary: List available historical data dates
      operationId: app.api.v1.strategies.get_historical_data_dates
      responses:
        '200':
          description: Dates for which historical data is available.
          content:
            application/json:
              schema:
                type: object
                properties:
                  available_dates:
                    type: array
                    items:
                      type: string
                      format: date
                      example: '2024-01-31'
                    description: >-
                      A list of dates for which historical data is ready for
                      download.
        '404':
          description: Strategy not found.
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT or API Key
      description: |
        Enter 'Bearer' followed by a space and then your JWT or API Key.
        Example: `Bearer eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9...`
        or `Bearer YOUR_API_KEY_HERE`

````