Need help with your APIs? I offer API discovery, governance & evangelism services. Explore services →
API Evangelist API Evangelist
Discovery
Learnings
Guidance
Toolbox
Alignment
API Evangelist LLC

Hume AI Ai Default API

The Ai Default API from Hume AI — 6 operation(s) for ai default.

Hume AI Ai Default API is one of 9 APIs that Hume AI publishes on the APIs.io network, described by a machine-readable OpenAPI specification and an AsyncAPI event-driven specification.

Tagged areas include Ai Default. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, pricing, and an AsyncAPI specification.

This API exposes 6 operations across 6 paths, and defines 28 schemas. It is described by OpenAPI 3.1.0, at version 1.0.0.

Requests are made against a single base URL, https://api.hume.ai.

6 operations 6 paths 28 schemas 6 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.1.0
API Version
1.0.0
Base URL
https://api.hume.ai
Authentication
API Key
Resource Areas
1

Authentication & Security 1

Hume AI Ai Default API declares 1 security scheme for authenticating requests. An API key is passed in the header as X-Hume-Api-Key (bearerAuth).

Paths & Operations 6

Across 6 paths, the API surfaces 6 operations — 6 POST. Each is listed below with its method, path, parameters, and response codes.

Operations 6
POST
/v0/tts/stream/json
Text-to-Speech (Streamed JSON)
synthesize-json-streaming 1 param body → 200422
POST
/v0/tts/stream/file
Text-to-Speech (Streamed File)
synthesize-file-streaming 1 param body → 200422
POST
/v0/tts
Text-to-Speech (Json)
synthesize-json 1 param body → 200422
POST
/v0/tts/file
Text-to-Speech (File)
synthesize-file 1 param body → 200422
POST
/v0/tts/voice_conversion/file
Voice Conversion (Streamed File)
convert-voice-file 1 param body → 200422
POST
/v0/tts/voice_conversion/json
Voice Conversion (Streamed JSON)
convert-voice-json 1 param body → 200422

Schemas 28

The contract defines 28 schemas that model the data the API accepts and returns. The most detailed are OctaveBodyArgsStream (9 properties), OctaveBodyArgs (8 properties), Snippet-Output (7 properties), Generation (6 properties). Each schema is shown below with its type and property counts.

OctaveBodyArgsStreamContext
Utterances to use as context for generating consistent speech style and prosody across multiple requests. These will not be converted to speech output.
Generation
object
6 properties 6 required
VoiceProvider
string
Snippet-Output
object
7 properties 7 required
ValidationError
object
3 properties 3 required
HTTPValidationError
object
1 property
VoiceRef
ValidationErrorLocItems
OctaveBodyArgsContext
Utterances to use as context for generating consistent speech style and prosody across multiple requests. These will not be converted to speech output.
OctaveBodyArgsStreamFormat
Specifies the output audio file format.
Utterance
object
5 properties 1 required
VoiceId
object
2 properties 1 required
ContextGenerationId
object
1 property 1 required
V0TtsVoiceConversionFilePostRequestBodyContentMultipartFormDataSchemaContext
Utterances to use as context for generating consistent speech style and prosody across multiple requests. These will not be converted to speech output.
Timestamp-Output
object
3 properties 3 required
MillisecondInterval
object
2 properties 2 required
V0TtsVoiceConversionJsonPostRequestBodyContentMultipartFormDataSchemaContext
Utterances to use as context for generating consistent speech style and prosody across multiple requests. These will not be converted to speech output.
VoiceName
object
2 properties 1 required
Encoding
object
Encoding information about the generated audio, including the format and samplerate.
2 properties 2 required
TimestampType
string
OctaveResponse
object
2 properties 2 required
Format
Specifies the output audio file format.
OctaveVersion
string
Selects the Octave model version used to synthesize speech for this request. If you omit this field, Hume automatically routes the request to the most appropri…
OctaveBodyArgs
object
8 properties 1 required
FormatType
string
OctaveBodyArgsStream
object
9 properties 1 required
ContextUtterances
object
1 property 1 required
TtsOutput

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

hume-ai-default-api-openapi.yml Raw ↑

Other APIs Hume AI publishes across the network.

Hume AI subpackage_batch API
Hume AI subpackage_chatGroups API
Hume AI subpackage_chats API
Hume AI subpackage_configs API
Hume AI subpackage_controlPlane API
Hume AI subpackage_prompts API
Hume AI subpackage_tools API
Hume AI subpackage_voices API