nexos.ai Messages API
Anthropic-native Messages API for prompt-cache-preserving passthrough.
nexos.ai Messages API is one of 16 APIs that nexos.ai publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Messages. The published artifact set on APIs.io includes an OpenAPI specification.
This API exposes 1 operation across 1 path, and defines 57 schemas. It is described by OpenAPI 3.0.0, at version 1.0.0.
Requests are made against a single base URL, https://api.nexos.ai.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 2
nexos.ai Messages API declares
2 security schemes
for authenticating requests.
It accepts HTTP bearer tokens (bearerAuth).
An API key is passed in the header as X-Api-Key (apiKeyHeader).
By default, every request must be authenticated.
apiKeyHeader— Authenticate by sending your nexos API key in the X-Api-Key header (e.g. X-Api-Key: nexos-... for a user key or X-Api-Key: nexos-team-... for a team key). This…
Paths & Operations 1
Across 1 path, the API surfaces 1 operation — 1 POST. Each is listed below with its method, path, parameters, and response codes.
Anthropic-native Messages API for prompt-cache-preserving passthrough.
Schemas 57
The contract defines 57 schemas that model the data the API accepts and returns. The most detailed are CreateMessageRequest (16 properties), MessagesResponse (9 properties), Usage (8 properties), SearchResultBlock (6 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
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Other APIs nexos.ai publishes across the network.