freee Account Items API
Accounting account items / chart of accounts (勘定科目).
freee Account Items API is one of 12 APIs that freee publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Account Items. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.
This API exposes 5 operations across 2 paths, and defines 2 schemas. It is described by OpenAPI 3.2.0, at version 2026-02-01.
Requests are made against a single base URL, https://api.freee.co.jp.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
freee Account Items API declares
1 security scheme
for authenticating requests.
It supports OAuth 2.0 (oauth2) using the authorizationCode flow, exposing 2 scopes.
By default, every request must be authenticated.
oauth2— freee unified OAuth 2.0. Obtain an access token via the authorization code grant and send it as Authorization: Bearer on every request. The same token works ac…
Paths & Operations 5
Across 2 paths, the API surfaces 5 operations — 1 DELETE, 2 GET, 1 POST, 1 PUT. Each is listed below with its method, path, parameters, and response codes.
Accounting account items / chart of accounts (勘定科目).
Schemas 2
The contract defines 2 schemas that model the data the API accepts and returns. The most detailed are AccountItem (5 properties), Error (2 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from freee 11
Other APIs freee publishes across the network.
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