Finnhub · Authentication Profile

Finnhub Authentication

Authentication

Finnhub secures its APIs with apiKey across 2 declared security schemes, as derived from its OpenAPI definitions.

FinancialMarket DataStocks
Methods: apiKey Schemes: 2 OAuth flows: API key in: header, query

Security Schemes

tokenQuery apiKey
· in: query (token)
tokenHeader apiKey
· in: header (X-Finnhub-Token)

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/finnhub-openapi.yml
summary:
  types:
  - apiKey
  api_key_in:
  - header
  - query
schemes:
- name: tokenQuery
  type: apiKey
  in: query
  parameter: token
  sources:
  - openapi/finnhub-openapi.yml
- name: tokenHeader
  type: apiKey
  in: header
  parameter: X-Finnhub-Token
  sources:
  - openapi/finnhub-openapi.yml