TD Ameritrade Holding · Authentication Profile

Td Ameritrade Holding Authentication

Authentication

TD Ameritrade Holding secures its APIs with oauth2 across 1 declared security scheme, as derived from its OpenAPI definitions. OAuth 2.0 is offered via the authorizationCode flow(s).

FinanceBrokerageTradingMarket DataInvestmentCharles SchwabDeprecatedFortune 1000
Methods: oauth2 Schemes: 1 OAuth flows: authorizationCode API key in:

Security Schemes

OAuth2 oauth2
· flows: authorizationCode

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/td-ameritrade-accounts-trading-openapi.yml
summary:
  types:
  - oauth2
  oauth2_flows:
  - authorizationCode
schemes:
- name: OAuth2
  type: oauth2
  flows:
  - flow: authorizationCode
    authorizationUrl: https://auth.tdameritrade.com/auth
    tokenUrl: https://api.tdameritrade.com/v1/oauth2/token
    scopes: 3
  description: TD Ameritrade uses OAuth 2.0 token-based authentication
  sources:
  - openapi/td-ameritrade-accounts-trading-openapi.yml