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

# Get one axis across every filing

> Returns one axis in every filing of `period_type` that has it, the oldest period first. A filing and its amendment for one period are two entries, and each entry has its own `filing` field.



## OpenAPI

````yaml GET /companies/{ref}/segments/history
openapi: 3.1.0
info:
  title: numi API
  version: 0.1.0
  summary: Company data for US SEC filers.
  description: >
    Segments by XBRL axis (business, product or geography), each axis checked
    against the revenue that the filing reports, and fundamentals as filed.


    Every success response has the form `{ "data": ..., "meta": { "request_id":
    "...", "as_of": "..." } }`, where `as_of` is the time of the response. Every
    error response has the form `{ "error": { "code": "...", "message": "..." },
    "meta": { "request_id": "..." } }`, and some errors have more fields beside
    `code` and `message`.


    The `request_id` is also in the `x-request-id` response header. When you
    write to hello@numi.sh, quote it.
servers:
  - url: https://api.numi.sh/v1
security:
  - ApiKey: []
  - BearerKey: []
paths:
  /companies/{ref}/segments/history:
    get:
      summary: Get one axis across every filing
      description: >-
        Returns one axis in every filing of `period_type` that has it, the
        oldest period first. A filing and its amendment for one period are two
        entries, and each entry has its own `filing` field.
      operationId: getSegmentHistory
      parameters:
        - $ref: '#/components/parameters/Ref'
        - name: axis
          in: query
          required: true
          description: The axis to return from each filing.
          schema:
            $ref: '#/components/schemas/AxisName'
        - $ref: '#/components/parameters/PeriodType'
      responses:
        '200':
          description: >-
            The axis in each filing, oldest first. The list is empty when no
            filing has the axis.
          headers:
            x-request-id:
              $ref: '#/components/headers/RequestId'
            RateLimit-Remaining:
              $ref: '#/components/headers/RateLimitRemaining'
          content:
            application/json:
              schema:
                type: object
                required:
                  - data
                  - meta
                properties:
                  data:
                    type: object
                    required:
                      - company
                      - axis
                      - period_type
                      - entries
                    properties:
                      company:
                        $ref: '#/components/schemas/Company'
                      axis:
                        $ref: '#/components/schemas/AxisName'
                      period_type:
                        $ref: '#/components/schemas/PeriodTypeName'
                      entries:
                        type: array
                        items:
                          $ref: '#/components/schemas/HistoryEntry'
                    additionalProperties: false
                  meta:
                    $ref: '#/components/schemas/Meta'
                additionalProperties: false
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/SandboxRestricted'
        '404':
          $ref: '#/components/responses/NotFound'
        '429':
          $ref: '#/components/responses/RateLimited'
components:
  parameters:
    Ref:
      name: ref
      in: path
      required: true
      description: >-
        The company, as a ticker such as `MSFT` or `BRK.B`, or as `cik:` and the
        digits of its CIK (the SEC's Central Index Key), such as `cik:789019`. A
        ticker matches in upper or lower case, and `.` and `-` match each other,
        so `BRK.B` and `BRK-B` are the same company.
      schema:
        type: string
        pattern: ^([Cc][Ii][Kk]:[0-9]{1,10}|[A-Za-z0-9.-]{1,16})$
        example: MSFT
    PeriodType:
      name: period_type
      in: query
      description: Annual filings (10-K, 20-F, 40-F) or quarterly ones (10-Q).
      schema:
        $ref: '#/components/schemas/PeriodTypeName'
  schemas:
    AxisName:
      type: string
      enum:
        - business
        - product
        - geography
      description: >-
        The XBRL axis of a breakdown. `business` is the operating segments,
        `product` is the products and services, and `geography` is the regions.
    Company:
      type: object
      description: One SEC filer.
      required:
        - cik
        - ticker
        - tickers
        - name
        - exchange
      properties:
        cik:
          type: string
          pattern: ^[0-9]{10}$
          description: The CIK, zero-padded to ten digits.
          example: '0000789019'
        ticker:
          type:
            - string
            - 'null'
          description: The primary ticker.
          example: MSFT
        tickers:
          type: array
          items:
            type: string
          description: Every ticker of the company.
        name:
          type: string
          example: MICROSOFT CORPORATION
        exchange:
          type:
            - string
            - 'null'
          example: Nasdaq
      additionalProperties: false
    PeriodTypeName:
      type: string
      enum:
        - annual
        - quarterly
      default: annual
    HistoryEntry:
      type: object
      description: One axis of one filing, with the filing beside it.
      allOf:
        - $ref: '#/components/schemas/AxisBody'
      required:
        - filing
      properties:
        filing:
          $ref: '#/components/schemas/Filing'
      unevaluatedProperties: false
    Meta:
      type: object
      description: The metadata of one success response.
      required:
        - request_id
        - as_of
      properties:
        request_id:
          $ref: '#/components/schemas/RequestId'
        as_of:
          type: string
          format: date-time
          description: The time of the response, in UTC.
          example: '2026-10-19T12:34:56.789Z'
      additionalProperties: false
    RequestId:
      type: string
      pattern: ^req_[A-Za-z0-9_-]{16}$
      description: The id of one request.
      example: req_Qm3xYb9Kd2LpR7wA
    AxisBody:
      type: object
      description: The fields of one axis of one filing.
      required:
        - axis
        - axis_qname
        - period_start
        - period_end
        - currency
        - revenue_concept
        - revenue_total
        - segment_revenue_sum
        - reconciling_revenue_sum
        - coverage_ratio
        - reconciliation
        - segments
      properties:
        axis:
          $ref: '#/components/schemas/AxisName'
        axis_qname:
          type: string
          description: The XBRL axis as filed.
          example: srt:ProductOrServiceAxis
        period_start:
          type:
            - string
            - 'null'
          format: date
        period_end:
          type: string
          format: date
        currency:
          type:
            - string
            - 'null'
          description: >-
            The currency code of the filing's own units for these figures, such
            as USD or TWD. It is the filing's label, not a converted or verified
            measure.
          example: USD
        revenue_concept:
          type:
            - string
            - 'null'
          description: The XBRL concept that the revenue figures come from.
          example: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
        revenue_total:
          type:
            - number
            - 'null'
          description: The revenue that the filing reports for the company as a whole.
        segment_revenue_sum:
          type:
            - number
            - 'null'
          description: The revenue of the segment rows added up.
        reconciling_revenue_sum:
          type:
            - number
            - 'null'
          description: The revenue of the reconciling rows added up.
        coverage_ratio:
          type:
            - number
            - 'null'
          description: >-
            The segment and reconciling revenue over `revenue_total`, with at
            most six decimal places. Null when the filing reports no total, or
            when no row of the axis has revenue.
        reconciliation:
          type: string
          enum:
            - reconciled
            - over
            - under
            - unknown
          description: >-
            `reconciled` when `coverage_ratio` is from 0.95 to 1.05, both ends
            included, `over` when it is above 1.05, `under` when it is below
            0.95, and `unknown` when there is no total or no row has revenue.
        segments:
          type: array
          items:
            $ref: '#/components/schemas/Segment'
    Filing:
      type: object
      description: One extracted filing of the company.
      required:
        - id
        - form_type
        - filing_date
        - period_end
        - fiscal_year
        - fiscal_period
        - period_type
        - is_amendment
        - has_segments
        - has_note
      properties:
        id:
          type: integer
          description: The id of the filing, for `filing_id`.
        form_type:
          type: string
          description: The form, such as 10-K, 10-Q, 20-F, 40-F or an amendment of one.
          example: 10-K
        filing_date:
          type: string
          format: date
        period_end:
          type:
            - string
            - 'null'
          format: date
          description: The end of the period that the filing reports on.
        fiscal_year:
          type:
            - integer
            - 'null'
        fiscal_period:
          type:
            - string
            - 'null'
          description: FY for a year, Q1 to Q4 for a quarter.
          example: FY
        period_type:
          oneOf:
            - $ref: '#/components/schemas/PeriodTypeName'
            - type: 'null'
        is_amendment:
          type: boolean
        has_segments:
          type: boolean
          description: Whether the filing has at least one segment axis.
        has_note:
          type: boolean
          description: Whether the filing has a segment note.
      additionalProperties: false
    ErrorEnvelope:
      type: object
      description: The body of every error response.
      required:
        - error
        - meta
      properties:
        error:
          $ref: '#/components/schemas/ErrorBody'
        meta:
          type: object
          description: The metadata of one error response.
          required:
            - request_id
          properties:
            request_id:
              $ref: '#/components/schemas/RequestId'
          additionalProperties: false
      additionalProperties: false
    Segment:
      type: object
      description: >-
        One row of an axis, with its figures as filed. A figure that the filing
        does not report is null.
      required:
        - member
        - label
        - kind
        - revenue
        - operating_income
        - total_assets
        - depreciation_amortization
        - revenue_share
      properties:
        member:
          type: string
          description: The XBRL member of the row, as filed.
          example: msft:IntelligentCloudMember
        label:
          type: string
          description: A readable name made from the member.
          example: Intelligent Cloud
        kind:
          type: string
          enum:
            - segment
            - reconciling
          description: >-
            `segment` for a part of the business, a product line or a region,
            and `reconciling` for an amount between the sum of the parts and the
            total, such as an elimination or a corporate item.
        revenue:
          type:
            - number
            - 'null'
        operating_income:
          type:
            - number
            - 'null'
        total_assets:
          type:
            - number
            - 'null'
        depreciation_amortization:
          type:
            - number
            - 'null'
        revenue_share:
          type:
            - number
            - 'null'
          description: >-
            The revenue of the row over the revenue that the filing reports,
            with at most six decimal places.
      additionalProperties: false
    ErrorBody:
      type: object
      description: >-
        The error. Some errors have more fields beside the code and the message.
        A `rate_limit_exceeded` error has `retry_after` and `scope`, and a
        `sandbox_restricted` error has `sandbox_companies`, the tickers of the
        companies that you can read with a sandbox key.
      required:
        - code
        - message
      properties:
        code:
          type: string
          enum:
            - unauthorized
            - invalid_key
            - rate_limit_exceeded
            - bad_request
            - not_found
            - plan_required
            - sandbox_restricted
            - key_limit
            - conflict
            - internal_error
            - service_unavailable
          description: >
            A code for programs to branch on.


            - `unauthorized`: the request has no API key, or an account route
            has no session.

            - `invalid_key`: the key is not valid, or it was revoked.

            - `rate_limit_exceeded`: the account is at the request limit of its
            plan for the minute or the day, or the IP address is at its limit
            for the minute.

            - `bad_request`: a parameter is missing or wrong, or the body is not
            valid JSON or is too large.

            - `not_found`: nothing matches the request.

            - `plan_required`: the plan of the account does not include the
            endpoint, such as on-demand extraction on the sandbox plan.

            - `sandbox_restricted`: the request is for a company outside the
            sandbox, with a sandbox key.

            - `key_limit`: the account has as many active keys as its plan
            allows.

            - `conflict`: a checkout for an account that is on the Builder plan
            already, or the billing portal for an account with no subscription.

            - `internal_error`: the server failed. When you write to
            hello@numi.sh, quote the request id.

            - `service_unavailable`: the server is not configured for the
            feature, such as accounts, billing or bulk files.
        message:
          type: string
          description: >-
            A sentence that says what went wrong and, where it helps, what to
            do.
      additionalProperties: true
  headers:
    RequestId:
      description: >-
        The id of the request. It is also in `meta.request_id` of the body. When
        you write to hello@numi.sh, quote it.
      schema:
        $ref: '#/components/schemas/RequestId'
    RateLimitRemaining:
      description: >-
        The number of requests that the account has left today. REST and MCP
        calls count toward the same total, which is reset at midnight UTC.
      schema:
        type: integer
        minimum: 0
        example: 238
  responses:
    BadRequest:
      description: >-
        A parameter is missing or wrong, or the body is not valid JSON or is too
        large.
      headers:
        x-request-id:
          $ref: '#/components/headers/RequestId'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorEnvelope'
          example:
            error:
              code: bad_request
              message: 'limit: must be from 1 to 50'
            meta:
              request_id: req_Qm3xYb9Kd2LpR7wA
    Unauthorized:
      description: The request has no API key, or the key is not valid or was revoked.
      headers:
        x-request-id:
          $ref: '#/components/headers/RequestId'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorEnvelope'
          example:
            error:
              code: unauthorized
              message: >-
                The request has no API key. Send a numi API key in the X-API-Key
                header.
            meta:
              request_id: req_Qm3xYb9Kd2LpR7wA
    SandboxRestricted:
      description: >-
        The request is for a company outside the sandbox, with a sandbox key.
        `sandbox_companies` has the tickers of the companies that you can read
        with a sandbox key. On the Builder plan, you can read every company.
      headers:
        x-request-id:
          $ref: '#/components/headers/RequestId'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorEnvelope'
          example:
            error:
              code: sandbox_restricted
              message: >-
                TSLA is not in the sandbox. With a sandbox key, you can read 10
                companies: MSFT, AAPL, NVDA, AMZN, GOOGL, META, NFLX, CVX, JPM
                and SONY. To read every company, upgrade to the Builder plan at
                https://numi.sh/account.
              sandbox_companies:
                - MSFT
                - AAPL
                - NVDA
                - AMZN
                - GOOGL
                - META
                - NFLX
                - CVX
                - JPM
                - SONY
            meta:
              request_id: req_Qm3xYb9Kd2LpR7wA
    NotFound:
      description: Nothing matches the request.
      headers:
        x-request-id:
          $ref: '#/components/headers/RequestId'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorEnvelope'
          example:
            error:
              code: not_found
              message: >-
                The API has no route for GET /v1/nothing. Find the routes of the
                API at https://docs.numi.sh.
            meta:
              request_id: req_Qm3xYb9Kd2LpR7wA
    RateLimited:
      description: >-
        The account is at the request limit of its plan for the minute or the
        day, or the IP address is at its limit for the minute. Wait the number
        of seconds in the `Retry-After` header. `scope` is `minute` or `day`,
        for the limit that was reached.
      headers:
        x-request-id:
          $ref: '#/components/headers/RequestId'
        Retry-After:
          description: The number of seconds to wait before the next request.
          schema:
            type: integer
            minimum: 1
            example: 12
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorEnvelope'
          example:
            error:
              code: rate_limit_exceeded
              message: >-
                The sandbox plan has a limit of 20 requests a minute. Retry in
                12 seconds.
              retry_after: 12
              scope: minute
            meta:
              request_id: req_Qm3xYb9Kd2LpR7wA
  securitySchemes:
    ApiKey:
      type: apiKey
      in: header
      name: X-API-Key
      description: A numi API key, sent in the `X-API-Key` header.
    BearerKey:
      type: http
      scheme: bearer
      description: 'A numi API key, sent as `Authorization: Bearer <key>`.'

````

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