True Fit Recommendations API
Size recommendations and general fit guidance for retailer products.
True Fit Recommendations API is one of 22 APIs that True Fit publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Recommendations. The published artifact set on APIs.io includes an OpenAPI specification, an API reference, and API documentation.
This API exposes 2 operations across 2 paths, and defines 6 schemas. It is described by OpenAPI 3.2.0, at version 2026-08-05.
Requests are made against a single base URL, https://partner.truefitcorp.com/api.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 1
True Fit Recommendations API declares
1 security scheme
for authenticating requests.
It accepts HTTP basic authentication (partnerApiKey).
By default, every request must be authenticated.
partnerApiKey— Empty username, partner API key as the password: Authorization: Basic .
Paths & Operations 2
Across 2 paths, the API surfaces 2 operations — 2 POST. Each is listed below with its method, path, parameters, and response codes.
Size recommendations and general fit guidance for retailer products.
Schemas 6
The contract defines 6 schemas that model the data the API accepts and returns. The most detailed are Error (3 properties), BulkRequestItem (3 properties), ValidationError (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 True Fit 12
Other APIs True Fit publishes across the network.
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