Barchart · OpenAPI Overlay 1.0.0

API Evangelist enhancements for the Barchart OnDemand official OpenAPI

4 actions 4 updates security extends openapi/barchart-ondemand-official-openapi.yml

Generated by API Evangelist Written by API Evangelist tooling for Barchart's API. It is a proposal applied on top of the contract, not a document Barchart publishes.

View Overlay File View on GitHub Overlay Specification

What the actions change

x-apievangelistx-access-modelsecuritySchemessecurityx-conventionsx-error-catalogx-rate-limits

Targets 3

$.info

$.components

OpenAPI Overlay

overlay: 1.0.0
info:
  title: API Evangelist enhancements for the Barchart OnDemand official OpenAPI
  version: 1.0.0
  x-generated: '2026-07-22'
  x-method: generated
extends: openapi/barchart-ondemand-official-openapi.yml
actions:
- target: $.info
  description: Catalog identity, access-model, and provenance annotations.
  update:
    x-apievangelist:
      provider: barchart
      catalog: https://raw.githubusercontent.com/api-evangelist/barchart/refs/heads/main/apis.yml
      harvested: '2026-07-22'
      source: https://ondemand.websol.barchart.com/openapi.yaml
    x-access-model: subscription-and-enterprise (apikey required; free trial available)
- target: $.components
  description: >-
    The official spec documents the apikey as a per-operation query parameter
    but declares no securitySchemes; this adds the formal scheme our
    authentication/barchart-authentication.yml profile captures.
  update:
    securitySchemes:
      apiKeyQuery:
        type: apiKey
        in: query
        name: apikey
        description: Barchart OnDemand API key issued with a subscription, enterprise agreement, or free trial.
- target: $
  description: Declare the global security requirement matching the added scheme.
  update:
    security:
    - apiKeyQuery: []
- target: $.info
  description: >-
    Runtime semantics not expressed in the spec: responses default to 20
    records unless maxRecords is set; format is selected by path suffix
    (.json/.xml/.csv); the response envelope is {status:{code,message},
    results:[]}; intraday data may be delayed up to ~20 minutes on some tiers.
  update:
    x-conventions: conventions/barchart-conventions.yml
    x-error-catalog: errors/barchart-problem-types.yml
    x-rate-limits: rate-limits/barchart-rate-limits.yml