Factset Markit Bond Prices and Analytics API

openapi: 3.0.3
info:
  title: Factset Analytics Datastore About Markit Bond Prices and Analytics API
  description: Allow clients to fetch precalculated Analytics through predeterministic URLs.
  contact:
    name: FactSet Research Systems
    url: https://developer.factset.com/contact
    email: api@factset.com
  license:
    name: Apache License, Version 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
  version: 1.0.0
servers:
- url: https://api.factset.com
  description: Production
- url: https://api-sandbox.factset.com
  description: Sandbox
security:
- basicAuth: []
tags:
- name: Markit Bond Prices and Analytics
paths:
  /markit-bond-prices-and-analytics/v1/prices:
    get:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Get Bid, Mid and Ask prices for a list of securities
      operationId: getBondPrices
      description: 'Get bond clean and dirty bid, mid and ask pricing data provided by Markit for a specified date range and frequency.

        '
      parameters:
      - $ref: '#/components/parameters/ids'
      - $ref: '#/components/parameters/startDate'
      - $ref: '#/components/parameters/endDate'
      - $ref: '#/components/parameters/frequency'
      - $ref: '#/components/parameters/calendar'
      responses:
        '200':
          description: Bond Pricing items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondPricesResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
    post:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Request Bid, Mid and Ask prices for a list of securities
      description: 'Get bond clean and dirty bid, mid and ask pricing data provided by Markit for a specified date range and frequency.

        '
      operationId: getBondPricesForList
      requestBody:
        required: true
        description: Request object for requesting pricing data
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/bondPricesRequest'
      responses:
        '200':
          description: Bond Prices data items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondPricesResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
  /markit-bond-prices-and-analytics/v1/spread:
    get:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Get the Spread and OAS data for a list of securities
      operationId: getBondSpread
      description: 'Get spread details like discount margin, OAS, Asset Swap Spread, Z Spread, spread benchmark provided by Markit for a specified date range and frequency.

        '
      parameters:
      - $ref: '#/components/parameters/ids'
      - $ref: '#/components/parameters/startDate'
      - $ref: '#/components/parameters/endDate'
      - $ref: '#/components/parameters/frequency'
      - $ref: '#/components/parameters/calendar'
      responses:
        '200':
          description: Bond Spread items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondSpreadResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
    post:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Request the Spread and OAS data for a list of securities
      description: 'Get spread details like discount margin, OAS, Asset Swap Spread, Z Spread, spread benchmark provided by Markit for a specified date range and frequency.

        '
      operationId: getBondSpreadForList
      requestBody:
        required: true
        description: Request object for requesting pricing data
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/bondSpreadRequest'
      responses:
        '200':
          description: Bond Prices data items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondSpreadResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
  /markit-bond-prices-and-analytics/v1/yield:
    get:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Get yield information for given date range and list of securities
      operationId: getBondYield
      description: "Get the yield information like yield to maturity, yield to worst, benchmark yield to maturity and yield to call provided by Markit for a specified date range and frequency. \n"
      parameters:
      - $ref: '#/components/parameters/ids'
      - $ref: '#/components/parameters/startDate'
      - $ref: '#/components/parameters/endDate'
      - $ref: '#/components/parameters/frequency'
      - $ref: '#/components/parameters/calendar'
      responses:
        '200':
          description: Bond Yield items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondYieldResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
    post:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Request yield information for given date range and list of securities
      description: 'Get the yield information like yield to maturity, yield to worst, benchmark yield to maturity and yield to call provided by Markit for a specified date range and frequency.

        '
      operationId: getBondYieldForList
      requestBody:
        required: true
        description: Request object for requesting yield data
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/bondYieldRequest'
      responses:
        '200':
          description: Bond Yield data items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondYieldResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
  /markit-bond-prices-and-analytics/v1/issuer-yield-curve:
    get:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Get yield curve data for given date range and list of securities
      operationId: getBondIssuerYieldCurve
      description: 'Get yield curve data points and dates for 3M, 6M, 1Y, 2Y, 3Y, 4Y, 5Y, 6Y, 7Y, 8Y, 9Y, 10Y, 15Y, 20Y, 25Y, 30Y and 40Y provided by Markit for the specified date range and frequency.

        '
      parameters:
      - $ref: '#/components/parameters/ids'
      - $ref: '#/components/parameters/startDate'
      - $ref: '#/components/parameters/endDate'
      - $ref: '#/components/parameters/frequency'
      - $ref: '#/components/parameters/calendar'
      responses:
        '200':
          description: Bond Issuer Yield Curve items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondIssuerYieldCurveResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
    post:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Request yield curve data for given date range and list of securities
      description: 'Get yield curve data points and dates for 3M, 6M, 1Y, 2Y, 3Y, 4Y, 5Y, 6Y, 7Y, 8Y, 9Y, 10Y, 15Y, 20Y, 25Y, 30Y and 40Y provided by Markit for the specified date range and frequency.

        '
      operationId: getBondIssuerYieldCurveForList
      requestBody:
        required: true
        description: Request object for requesting issuer yield curve data.
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/bondIssuerYieldCurveRequest'
      responses:
        '200':
          description: Bond Issuer Yield Curve data items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondIssuerYieldCurveResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
  /markit-bond-prices-and-analytics/v1/sensitivity:
    get:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Get the bond sensitivity data for a list of securities
      operationId: getBondSensitivity
      description: 'Get the sensitivity information like convexity, effective convexity, effective duration, Macaulay duration and modified duration provided by Markit for the specified date range and frequency.

        '
      parameters:
      - $ref: '#/components/parameters/ids'
      - $ref: '#/components/parameters/startDate'
      - $ref: '#/components/parameters/endDate'
      - $ref: '#/components/parameters/frequency'
      - $ref: '#/components/parameters/calendar'
      responses:
        '200':
          description: Bond Sensitivity items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondSensitivityResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
    post:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Request the bond sensitivity data for a list of securities
      description: 'Get the sensitivity information like convexity, effective convexity, effective duration, Macaulay duration and modified duration provided by Markit for the specified date range and frequency.

        '
      operationId: getBondSensitivityForList
      requestBody:
        required: true
        description: Request object for requesting sensitivity data
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/bondSensitivityRequest'
      responses:
        '200':
          description: Bond Prices data items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondSensitivityResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
  /markit-bond-prices-and-analytics/v1/meta:
    get:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Get bond meta data for a list of securities.
      operationId: getBondMeta
      description: 'Get bond metadata like classification, maturity date, symbology information like isin, cusip, vendorid, ticker, issue and issuer name provided by Markit for a list of securities.

        '
      parameters:
      - $ref: '#/components/parameters/ids'
      - $ref: '#/components/parameters/startDate'
      - $ref: '#/components/parameters/endDate'
      - $ref: '#/components/parameters/frequency'
      - $ref: '#/components/parameters/calendar'
      responses:
        '200':
          description: Bond Meta items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondMetaResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
    post:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Get bond meta data for a list of securities.
      description: 'Get bond metadata like classification, maturity date, symbology information like isin, cusip, vendorid, ticker, issue and issuer name provided by Markit for a list of securities.

        '
      operationId: getBondMetaForList
      requestBody:
        required: true
        description: Request object for requesting meta data
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/bondMetaRequest'
      responses:
        '200':
          description: Bond Meta data items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondMetaResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
  /markit-bond-prices-and-analytics/v1/abs-details:
    get:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Get Asset Backed Security Details for a list of securities
      operationId: getABSDetails
      description: 'Get details for Asset Backed Securities like factors, pay up, wal, cdr, cpr and prepay details provided by Markit for the specified date range and frequency.

        '
      parameters:
      - $ref: '#/components/parameters/idsABS'
      - $ref: '#/components/parameters/startDate'
      - $ref: '#/components/parameters/endDate'
      - $ref: '#/components/parameters/frequency'
      - $ref: '#/components/parameters/calendar'
      responses:
        '200':
          description: Asset Bond Security Detail items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/absDetailsResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
    post:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Request Asset Backed Security Details for a list of securities
      description: 'Get details for Asset Backed Securities like factors, pay up, wal, cdr, cpr and prepay details provided by Markit for the specified date range and frequency.

        '
      operationId: getABSDetailsForList
      requestBody:
        required: true
        description: Request object for requesting ABS details
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/absDetailsRequest'
      responses:
        '200':
          description: Asset Bond Security Detail items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/absDetailsResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
  /markit-bond-prices-and-analytics/v1/coupon:
    get:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Get coupon data for given date range and list of securities
      operationId: getBondCoupon
      description: 'Get coupon information like accrued interest, coupon, coupon type and coupon frequency provided by Markit for specified date range and frequency.

        '
      parameters:
      - $ref: '#/components/parameters/ids'
      - $ref: '#/components/parameters/startDate'
      - $ref: '#/components/parameters/endDate'
      - $ref: '#/components/parameters/frequency'
      - $ref: '#/components/parameters/calendar'
      responses:
        '200':
          description: Bond Coupon items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondCouponResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
    post:
      tags:
      - Markit Bond Prices and Analytics
      summary: Factset Request coupon data for given date range and list of securities
      description: 'Get coupon information like accrued interest, coupon, coupon type and coupon frequency provided by Markit for specified date range and frequency.

        '
      operationId: getBondCouponForList
      requestBody:
        required: true
        description: Request object for requesting Coupon data
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/bondCouponRequest'
      responses:
        '200':
          description: Bond Coupon data items
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/bondCouponResponse'
        '400':
          $ref: '#/components/responses/400'
        '401':
          $ref: '#/components/responses/401'
        '403':
          $ref: '#/components/responses/403'
        '415':
          $ref: '#/components/responses/415'
        '500':
          $ref: '#/components/responses/500'
components:
  schemas:
    bondYield:
      title: Bond Yield Response Object
      type: object
      properties:
        requestId:
          description: Identifier that was used for the request.
          type: string
          example: US45905URL07
        fsymId:
          description: FactSet Regional Security Identifier. Six alpha-numeric characters, excluding vowels, with an -R suffix (XXXXXX-R). Identifies the security's best regional security data series per currency. For equities, all primary listings per region and currency are allocated a regional-level permanent identifier. The regional-level permanent identifier will be available once a SEDOL representing the region/currency has been allocated and the identifiers are on FactSet.
          type: string
          example: CJQZQ0-S
          nullable: true
        date:
          description: The date on which the price is calculated.
          type: string
          format: date
          example: '2023-01-26'
          nullable: true
        bidYieldToMaturity:
          description: The yield to maturity of the bid price of the instrument. Available only for `corporate bonds` and `asset-backed security bonds`.
          type: number
          format: double
          example: 4.27241
          nullable: true
        midYieldToMaturity:
          description: The yield to maturity of the mid price of the instrument. Available only for `corporate bonds` and `asset-backed security bonds`.
          type: number
          format: double
          example: 4.25914
          nullable: true
        askYieldToMaturity:
          description: The yield to maturity of the ask price of the instrument. Available only for `corporate bonds`.
          type: number
          format: double
          example: 4.24587
          nullable: true
        bidYieldToWorst:
          description: The lowest yield, under all possible scenarios, of the bid price of the instrument. Available only for `corporate bonds` and `municipal bonds`.
          type: number
          format: double
          example: null
          nullable: true
        midYieldToWorst:
          description: The lowest yield, under all possible scenarios, of the mid price of the instrument. Available only for `corporate bonds` and `municipal bonds`.
          type: number
          format: double
          example: null
          nullable: true
        askYieldToWorst:
          description: The lowest yield, under all possible scenarios, of the ask price of the instrument. Available only for `corporate bonds` and `municipal bonds`.
          type: number
          format: double
          example: null
          nullable: true
        benchmarkBidYieldToMaturity:
          description: The bid yield to maturity of the benchmark instrument. Available only for `corporate bonds`.
          type: number
          format: double
          example: 4.25441
          nullable: true
        benchmarkMidYieldToMaturity:
          description: The mid yield to maturity of the benchmark instrument. Available only for `corporate bonds`.
          type: number
          format: double
          example: 4.25014
          nullable: true
        benchmarkAskYieldToMaturity:
          description: The ask yield to maturity of the benchmark instrument. Available only for `corporate bonds`.
          type: number
          format: double
          example: 4.24587
          nullable: true
        bidYieldToCall:
          description: The yield to call of the bid price of the instrument. Available only for `asset-backed security bonds`.
          type: number
          format: double
          example: null
          nullable: true
        midYieldToCall:
          description: The yield to call of the mid price of the instrument. Available only for `asset-backed security bonds`.
          type: number
          format: double
          example: null
          nullable: true
        yieldTWDate:
          description: The date used in the yield to worst calculation. Available only for 'corporate bonds'.
          type: string
          format: date
          example: null
          nullable: true
    bondCoupon:
      title: Bond Coupon Response Object
      type: object
      properties:
        requestId:
          description: Identifier that was used for the request.
          type: string
          example: US45905URL07
        fsymId:
          description: FactSet Regional Security Identifier. Six alpha-numeric characters, excluding vowels, with an -R suffix (XXXXXX-R). Identifies the security's best regional security data series per currency. For equities, all primary listings per region and currency are allocated a regional-level permanent identifier. The regional-level permanent identifier will be available once a SEDOL representing the region/currency has been allocated and the identifiers are on FactSet.
          type: string
          example: CJQZQ0-S
          nullable: true
        date:
          description: The date on which the price is calculated.
          type: string
          format: date
          example: '2023-01-26'
          nullable: true
        accruedInterest:
          description: The interest that is owed, but not yet paid, added to the price of the bond. Available only for `corporate and municipal bonds`.
          type: number
          format: double
          example: 0.86771
          nullable: true
        coupon:
          description: The current coupon rate of the instrument. Available only for `corporate and municipal bonds`.
          type: number
          format: double
          example: 2.125
          nullable: true
        couponType:
          description: The coupon type of the instrument. Available only for `corporate and municipal bonds`.
          type: string
          example: Fixed
          nullable: true
        couponFrequency:
          description: 'The coupon frequency of the bond. Available only for `corporate bonds`. '
          type: string
          example: 6M
          nullable: true
    idsABS:
      title: Ids
      description: 'Security or Entity identifiers. FactSet Identifiers, tickers, CUSIP, ISIN and SEDOL are accepted input.

        '
      type: array
      items:
        type: string
      minItems: 1
      maxItems: 2000
      example:
      - US05522RDC97
    bondPricesResponse:
      type: object
      title: Bond Prices Response
      description: Array of Bond Prices Response Objects
      properties:
        data:
          type: array
          items:
            $ref: '#/components/schemas/bondPrices'
    bondIssuerYieldCurve:
      title: Bond Issuer Yield Curve Response Object
      type: object
      properties:
        requestId:
          description: Identifier that was used for the request.
          type: string
          example: US45905URL07
        fsymId:
          description: FactSet Regional Security Identifier. Six alpha-numeric characters, excluding vowels, with an -R suffix (XXXXXX-R). Identifies the security's best regional security data series per currency. For equities, all primary listings per region and currency are allocated a regional-level permanent identifier. The regional-level permanent identifier will be available once a SEDOL representing the region/currency has been allocated and the identifiers are on FactSet.
          type: string
          example: CJQZQ0-S
          nullable: true
        date:
          description: The date on which the price is calculated.
          type: string
          format: date
          example: '2023-01-26'
          nullable: true
        yieldCurveDate3M:
          description: Returns the 3M yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2023-04-30'
          nullable: true
        yieldCurveDate6M:
          description: Returns the 6M yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2023-07-31'
          nullable: true
        yieldCurveDate1Y:
          description: Returns the 1Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2024-01-31'
          nullable: true
        yieldCurveDate2Y:
          description: Returns the 2Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2025-01-31'
          nullable: true
        yieldCurveDate3Y:
          description: Returns the 3Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2026-01-31'
          nullable: true
        yieldCurveDate4Y:
          description: Returns the 4Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2027-01-31'
          nullable: true
        yieldCurveDate5Y:
          description: Returns the 5Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2028-01-31'
          nullable: true
        yieldCurveDate6Y:
          description: Returns the 6Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2029-01-31'
          nullable: true
        yieldCurveDate7Y:
          description: Returns the 7Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2030-01-31'
          nullable: true
        yieldCurveDate8Y:
          description: Returns the 8Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2031-01-31'
          nullable: true
        yieldCurveDate9Y:
          description: Returns the 9Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2032-01-31'
          nullable: true
        yieldCurveDate10Y:
          description: Returns the 10Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2033-01-31'
          nullable: true
        yieldCurveDate15Y:
          description: Returns the 15Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2038-01-31'
          nullable: true
        yieldCurveDate20Y:
          description: Returns the 20Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2043-01-31'
          nullable: true
        yieldCurveDate25Y:
          description: Returns the 25Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2048-01-31'
          nullable: true
        yieldCurveDate30Y:
          description: Returns the 30Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2053-01-31'
          nullable: true
        yieldCurveDate40Y:
          description: Returns the 40Y yield curve date in 'YYYY-MM-DD' format.
          type: string
          format: date
          example: '2063-01-31'
          nullable: true
        ytmCurve3M:
          description: Returns the 3M yield to maturity.
          type: number
          format: double
          example: 4.71383
          nullable: true
        ytmCurve6M:
          description: Returns the 6M yield to maturity.
          type: number
          format: double
          example: 4.85789
          nullable: true
        ytmCurve1Y:
          description: Returns the 1Y yield to maturity.
          type: number
          format: double
          example: 4.87322
          nullable: true
        ytmCurve2Y:
          description: Returns the 2Y yield to maturity.
          type: number
          format: double
          example: 4.31165
          nullable: true
        ytmCurve3Y:
          description: Returns the 3Y yield to maturity.
          type: number
          format: double
          example: 3.94318
          nullable: true
        ytmCurve4Y:
          description: Returns the 4Y yield to maturity.
          type: number
          format: double
          example: 3.84834
          nullable: true
        ytmCurve5Y:
          description: Returns the 5Y yield to maturity.
          type: number
          format: double
          example: 3.77094
          nullable: true
        ytmCurve6Y:
          description: Returns the 6Y yield to maturity.
          type: number
          format: double
          example: 3.75772
          nullable: true
        ytmCurve7Y:
          description: Returns the 7Y yield to maturity.
          type: number
          format: double
          example: 3.70533
          nullable: true
        ytmCurve8Y:
          description: Returns the 8Y yield to maturity.
          type: number
          format: double
          example: 3.68161
          nullable: true
        ytmCurve9Y:
          description: Returns the 9Y yield to maturity.
          type: number
          format: double
          example: 3.69604
          nullable: true
        ytmCurve10Y:
          description: Returns the 10Y yield to maturity.
          type: number
          format: double
          example: 3.75209
          nullable: true
        ytmCurve15Y:
          description: Returns the 15Y yield to maturity.
          type: number
          format: double
          example: 4.15736
          nullable: true
        ytmCurve20Y:
          description: Returns t

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# Full source: https://raw.githubusercontent.com/api-evangelist/factset/refs/heads/main/openapi/factset-markit-bond-prices-and-analytics-api-openapi.yml