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Unleash Client API

API endpoint consumed by backend Unleash SDKs to fetch complete feature flag configurations including all activation strategies. Supports server-side flag evaluation with zero additional latency after initial bootstrap. Requires a backend API token scoped to a project and environment.

Unleash Client API is one of 36 APIs that Unleash publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Client, SDK, and Feature Flags. The published artifact set on APIs.io includes API documentation and an OpenAPI specification.

Requests are made against the base URL https://app.unleash-instance.example.com.

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI
Base URL
https://app.unleash-instance.example.com

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

unleash-client-api-openapi.yml Raw ↑

Other APIs Unleash publishes across the network.

Unleash Addons API
Unleash Admin UI API
Unleash API tokens API
Unleash Archive API
Unleash Auth API
Unleash Banners API
Unleash Change Requests API
Unleash Context API
Unleash Dependencies API
Unleash Environments API
Unleash Events API
Unleash Feature Types API