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Charles Schwab Instruments API

Instrument metadata search

Charles Schwab Instruments API is one of 10 APIs that Charles Schwab publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Instruments. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, a getting-started guide, and authentication docs.

This API exposes 1 operation across 1 path. It is described by OpenAPI 3.1.0, at version 1.0.

Requests are made against a single base URL, https://api.schwabapi.com/marketdata/v1.

1 operations 1 paths 0 schemas 1 GET

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.1.0
API Version
1.0
Base URL
https://api.schwabapi.com/trader/v1
Authentication
OAuth 2.0
Resource Areas
1

Authentication & Security 1

Charles Schwab Instruments API declares 1 security scheme for authenticating requests. It supports OAuth 2.0 (oauth2) using the authorizationCode flow, exposing 1 scope. By default, every request must be authenticated.

Paths & Operations 1

Across 1 path, the API surfaces 1 operation — 1 GET. Each is listed below with its method, path, parameters, and response codes.

Instruments 1

Instrument metadata search

GET
/instruments
Search instruments by symbol or CUSIP
searchInstruments 2 params → 200

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

charles-schwab-instruments-api-openapi.yml Raw ↑

Other APIs Charles Schwab publishes across the network.

Charles Schwab Accounts API
Charles Schwab Market Hours API
Charles Schwab Movers API
Charles Schwab Options API
Charles Schwab Orders API
Charles Schwab Price History API
Charles Schwab Quotes API
Charles Schwab Transactions API
Charles Schwab User Preferences API