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NVIDIA NIM TTS API

Text-to-speech synthesis

NVIDIA NIM TTS API is one of 11 APIs that NVIDIA NIM publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

This API exposes 1 JSON Schema definition.

Tagged areas include TTS. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, a JSON-LD context, and 1 JSON Schema.

This API exposes 1 operation across 1 path. It is described by OpenAPI 3.1.0, at version 2026-05-25.

Requests are made against 2 base URLs: https://integrate.api.nvidia.com, http://localhost:8000.

1 operations 1 paths 0 schemas 1 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.1.0
API Version
2026-05-25
Base URL
https://integrate.api.nvidia.com/v1
Authentication
HTTP Bearer
Resource Areas
1

Authentication & Security 1

NVIDIA NIM TTS API declares 1 security scheme for authenticating requests. It accepts HTTP bearer tokens (nvapi-...) (BearerAuth). By default, every request must be authenticated.

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.

TTS 1

Text-to-speech synthesis

POST
/v1/audio/speech
Synthesize Speech
createSpeech body → 200400401

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

nvidia-nim-tts-api-openapi.yml Raw ↑

Other APIs NVIDIA NIM publishes across the network.

NVIDIA NIM Completions API
NVIDIA NIM Embeddings API
NVIDIA NIM Reranking API
NVIDIA NIM Models API
NVIDIA NIM Vision Language Models API
NVIDIA NIM Health API
NVIDIA NIM Biology (BioNeMo) API
NVIDIA NIM ASR API
NVIDIA NIM Chat API
NVIDIA NIM Images API