Massive (formerly Polygon.io) · OpenAPI Overlay 1.0.0

API Evangelist enhancements for the official Massive (Polygon.io) OpenAPI

3 actions 3 updates documentation extends openapi/polygon-openapi-original.json

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.

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What the actions change

x-apievangelistx-agenticdescription

Targets 2

$.info

$.components.securitySchemes.apiKey

OpenAPI Overlay

overlay: 1.0.0
info:
  title: API Evangelist enhancements for the official Massive (Polygon.io) OpenAPI
  version: 1.0.0
x-generated: '2026-07-22'
x-method: generated
extends: openapi/polygon-openapi-original.json
actions:
  - target: $.info
    update:
      x-apievangelist:
        provider: polygon
        harvested: '2026-07-22'
        source: https://api.polygon.io/openapi
        notes: >-
          Official spec served on the API host root (also at https://api.massive.com/openapi
          after the Massive rebrand). 146 GET operations across stocks, options, indices, forex,
          crypto, futures, economy (Fed), Benzinga, and SEC filings surfaces.
  - target: $.info
    update:
      x-agentic:
        read_only: true
        idempotent: true
        pagination: cursor (next_url)
        request_tracing: request_id
        rate_limit: free tiers 5 req/min, HTTP 429 on excess
        mcp: https://mcp.massive.com (OAuth) and massive-com/mcp_massive (stdio)
  - target: $.components.securitySchemes.apiKey
    update:
      description: >-
        Pass your API key as the apiKey query parameter, or alternatively as an
        "Authorization: Bearer YOUR_KEY" header (documented but not declared in this spec).