Moment Trade Price API

openapi: 3.2.0
info:
  title: Quotes Trade Price API
  description: 'Moment''s Quotes API is a modern platform for algorithmic fixed income trading.

    For complete documentation on the Quotes API and to obtain your keys, visit:

    Moment API Documentation.

    Once you have your keys, go to the environments tab to quickly get started.'
  version: 1.0.0
  contact:
    name: Moment Support
    email: support@withmoment.com
    url: https://withmoment.com/support
servers:
- url: https://live.moment-api.com
- url: https://paper.moment-api.com
tags:
- name: Trade Price
paths:
  /v1/trading/trade-price/{instrument_id}/:
    get:
      tags:
      - Trade Price
      summary: Trade Price
      description: 'The Trade Price API returns the principal, the accrued interest,

        the total fees (as a result of the risk group), and the total trade costs

        for a specified instrument, trade size, price, and risk group.


        If the specified bond does not exist in our universe, you

        will receive a `not_found` error.'
      operationId: getTradePrice
      parameters:
      - $ref: '#/components/parameters/instrument_id'
      - name: trade_size
        in: query
        description: The trade size of an order in face value. For example, most corporate bonds have a face value of $1000, so a trade_size of $3000 indicates a trade for 3 bonds.
        required: true
        schema:
          type: number
      - name: price
        in: query
        description: The price is represented as a percentage of par. For a typical $1,000 par value bond, a price of $90 values the bond at $900.
        required: true
        schema:
          type: number
      - name: risk_group_id
        in: query
        description: The risk group ID to use for this quote. A risk group is required for fees to be accurately reflected in the return.
        schema:
          type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
                properties:
                  principal:
                    description: The principal amount of the trade, specified in the issuing currency.
                    type: number
                  accrued_interest:
                    description: The cumulative amount of accrued interest for the trade, specified in the issuing currency.
                    type: number
                    example: 0
                  total_fees:
                    description: The total fees for the trade, specified in the issuing currency.
                    type: number
components:
  parameters:
    instrument_id:
      name: instrument_id
      in: path
      required: true
      description: Instrument CUSIP or ISIN
      schema:
        type: string
        example: US91915WAB81
x-provenance:
  method: searched
  source: https://docs.moment.com/reference
  harvested: '2026-10-14'
  tool: harvest-readme-openapi.py
  note: Assembled verbatim from the OpenAPI definition ReadMe embeds in each operation page of the provider's developer portal; paths and components merged by API title, nothing authored.
  assembled_from:
  - https://docs.moment.com/reference/getfractionaluniverse-1.md
  - https://docs.moment.com/reference/getfullorderbook-1.md
  - https://docs.moment.com/reference/gettopoforderbook-1.md
  - https://docs.moment.com/reference/gettradeprice-1.md
  - https://docs.moment.com/reference/gettradingcalendar-1.md
  - https://docs.moment.com/reference/getunifiedmarket-1.md
  - https://docs.moment.com/reference/hydratequotes-1.md
  merge:
    pages: 7
    deduped: 4
    conflicts_kept_first: 0