Massive (formerly Polygon.io) · OpenAPI Overlay 1.0.0

API Evangelist conversational phrasing for Massive Com Crypto:snapshot API

5 actions 5 updates phrasing extends openapi/massive-com-crypto-snapshot-api-openapi.yml
Generated by API Evangelist Written by API Evangelist tooling for Massive (formerly Polygon.io)'s API. It is a proposal applied on top of the contract, not a document Massive (formerly Polygon.io) publishes.
View Overlay File View on GitHub Overlay Specification

What the actions change

x-apievangelist-phrasing

Targets 5

$.info
$.paths['/v2/snapshot/locale/global/markets/crypto/tickers'].get
$.paths['/v2/snapshot/locale/global/markets/crypto/tickers/{ticker}'].get
$.paths['/v2/snapshot/locale/global/markets/crypto/tickers/{ticker}/book'].get
$.paths['/v2/snapshot/locale/global/markets/crypto/{direction}'].get

OpenAPI Overlay

Raw ↑ 
# Generated by API Evangelist (build-phrasing.py). Our phrasing, not observed demand.
overlay: 1.0.0
info:
  title: API Evangelist conversational phrasing for Massive Com Crypto:snapshot API
  version: 1.0.0
extends: openapi/massive-com-crypto-snapshot-api-openapi.yml
actions:
- target: $.info
  update:
    x-apievangelist-phrasing:
      method: generated
      generated: '2026-09-26'
      generator: build-phrasing.py
      label: Generated by API Evangelist
      operations: 4
- target: $.paths['/v2/snapshot/locale/global/markets/crypto/tickers'].get
  update:
    x-apievangelist-phrasing:
      intent: Snapshot all traded crypto tickers
      effect: read
      questions:
      - Can I get current prices for every traded cryptocurrency in one call?
      - What's the latest minute and day bar across the whole crypto market?
      instructions:
      - text: Get a snapshot of all crypto tickers.
      - text: 'Snapshot only these crypto tickers: {tickers}.'
        slots:
          tickers: query.tickers
      method: generated
      generated: '2026-09-26'
- target: $.paths['/v2/snapshot/locale/global/markets/crypto/tickers/{ticker}'].get
  update:
    x-apievangelist-phrasing:
      intent: Snapshot a single crypto ticker
      effect: read
      questions:
      - What's the current day bar, last trade and quote for one crypto ticker?
      - Why does a crypto snapshot come back empty right after midnight Eastern?
      instructions:
      - text: Get the current snapshot for crypto ticker {ticker}.
        slots:
          ticker: path.ticker
      - text: Show today's bar and last quote for {ticker}.
        slots:
          ticker: path.ticker
      method: generated
      generated: '2026-09-26'
- target: $.paths['/v2/snapshot/locale/global/markets/crypto/tickers/{ticker}/book'].get
  update:
    x-apievangelist-phrasing:
      intent: Get the level 2 order book for a crypto ticker
      effect: read
      questions:
      - Can I see the full L2 order book combined across exchanges for a crypto ticker?
      - What bids and asks are resting in the book for a cryptocurrency right now?
      instructions:
      - text: Get the full level 2 book for {ticker}.
        slots:
          ticker: path.ticker
      - text: Show combined bid and ask depth for crypto ticker {ticker}.
        slots:
          ticker: path.ticker
      method: generated
      generated: '2026-09-26'
- target: $.paths['/v2/snapshot/locale/global/markets/crypto/{direction}'].get
  update:
    x-apievangelist-phrasing:
      intent: Get today's top crypto gainers or losers
      effect: read
      questions:
      - Which cryptocurrencies are up the most today?
      - What are the 20 biggest crypto losers since yesterday's close?
      instructions:
      - text: List today's top crypto {direction}.
        slots:
          direction: path.direction
      - text: Show the 20 crypto {direction} by percent change.
        slots:
          direction: path.direction
      method: generated
      generated: '2026-09-26'