SLNG Text-to-Speech API

Rime Arcana 3 Hindi

Endpointhttps://api.slng.ai

Rime Arcana TTS - High-quality multilingual text-to-speech with on-premises deployment support

rime/arcana:3-hi - websocket

GET

https://api.slng.ai

/v1/tts/slng/rime/arcana:3-hi

Text-to-Speech API for generating speech from text using SLNG rime/arcana. Rime Arcana TTS - High-quality multilingual text-to-speech with on-premises deployment support

WebSocket Endpoint

Establishes a WebSocket connection for real-time text-to-speech.

Connection URL: wss://api.slng.ai/v1/tts/slng/rime/arcana:3-hi

rime/arcana:3-hi - websocket › Headers

Authorization

string · required

The Authorization header is used to authenticate with the API using your API key. Value is of the format Bearer YOUR_KEY_HERE.

Upgrade

string · enum · required

Enum values:

websocket

Connection

string · enum · required

Enum values:

Upgrade

X-Region-Override

string · enum

Optional. Specify a target region for this model. If not provided, the system will automatically select an appropriate region.

Enum values:

ap-southeast

ap-southeast-2

rime/arcana:3-hi - websocket › Request Body

oneOf

Exactly one variant must match.

Decision Table

Variant	Matching Criteria
	type = object · requires: type, model
	type = object · requires: type, text
	type = object · requires: type
	type = object · requires: type
	type = object · requires: type

Properties for Init Message:

Initialize a session with voice and audio configuration.

type

const · required

Const value: init

model

string · required

Model identifier (e.g., rime/arcana:en)

speaker

string

Voice speaker ID

Default: astra

object

Rime Arcana synthesis configuration

rime/arcana:3-hi - websocket › Responses

Switching Protocols

oneOf

Exactly one variant must match.

Decision Table

Variant	Matching Criteria
	type = object · requires: type, session_id
	type = object · requires: type, data
	type = object · requires: type, segment_id
	type = object · requires: type, segment_id
	type = object · requires: type
	type = object · requires: type
	type = object · requires: type
	type = object · requires: type, code, message

Properties for Ready Message:

type

const · required

Const value: ready

session_id

string · required

GET/v1/tts/slng/rime/arcana:3-hi

curl --request GET \
  --url https://api.slng.ai/v1/tts/slng/rime/arcana:3-hi \
  --header 'Authorization: <string>' \
  --header 'Connection: <string>' \
  --header 'Content-Type: application/json' \
  --header 'Upgrade: <string>' \
  --data '
{
  "type": "init",
  "model": "rime/arcana:en",
  "voice": "astra",
  "config": {
    "sample_rate": 22050,
    "encoding": "linear16",
    "speakingStyle": "conversational",
    "addBreathing": true
  }
}
'

shell

Example Request Body

{
  "type": "init",
  "model": "rime/arcana:en",
  "voice": "astra",
  "config": {
    "sample_rate": 22050,
    "encoding": "linear16",
    "speakingStyle": "conversational",
    "addBreathing": true
  }
}

json

application/json

Example Responses

{
  "type": "ready",
  "session_id": "session_abc123"
}

json

application/json

rime/arcana:3-hi - http

POST

https://api.slng.ai

/v1/tts/slng/rime/arcana:3-hi

Text-to-Speech API for generating speech from text using SLNG rime/arcana. Rime Arcana TTS - High-quality multilingual text-to-speech with on-premises deployment support

rime/arcana:3-hi - http › Headers

Authorization

string · required

The Authorization header is used to authenticate with the API using your API key. Value is of the format Bearer YOUR_KEY_HERE.

X-Region-Override

string · enum

Optional. Specify a target region for this model. If not provided, the system will automatically select an appropriate region.

Enum values:

ap-southeast

ap-southeast-2

rime/arcana:3-hi - http › Request Body

text

string · minLength: 1 · maxLength: 5000 · required

Text to synthesize (max 5000 characters).

speaker

string · enum

Available voices for rime/arcana:3-hi.

Enum values:

ahmed_mohamed

albion

andersen_johan

anderson_emily

anderson_jake

anderson_james

anderson_kevin

andromeda

Default: ahmed_mohamed

modelId

string · enum

Model to use for synthesis.

Enum values:

arcana

mistv2

mist

Default: arcana

audioFormat

string · enum

Output audio format.

Enum values:

mp3

wav

pcm

s16le

mulaw

ulaw

Default: mp3

sampleRate

integer · enum

Output sample rate in Hz.

Enum values:

8000

16000

22050

44100

48000

Default: 22050

speed

number · min: 0.25 · max: 2

Speech rate multiplier (0.5 = half speed, 2.0 = double speed).

Default: 1

phonemizeBetweenBrackets

boolean

Enable custom pronunciation via Rime phonetic alphabet.

Default: false

speakingStyle

string · enum

Speaking style for synthesis.

Enum values:

conversational

narration

news

ivr

Default: conversational

addBreathing

boolean

Add natural breathing sounds (Arcana model only).

Default: false

addDisfluencies

boolean

Add natural pauses and filler words (Arcana model only).

Default: false

translateTo

string

Target language code for real-time translation.

rime/arcana:3-hi - http › Responses

Successful synthesis

string · binary

Audio file content

POST/v1/tts/slng/rime/arcana:3-hi

curl --request POST \
  --url https://api.slng.ai/v1/tts/slng/rime/arcana:3-hi \
  --header 'Authorization: <string>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "text": "नमस्ते, रिमे अर्काना हिंदी से। टेक्स्ट टू स्पीच सिंथेसिस का परीक्षण।",
  "speaker": "astra"
}
'

shell

Example Request Body

{
  "text": "नमस्ते, रिमे अर्काना हिंदी से। टेक्स्ट टू स्पीच सिंथेसिस का परीक्षण।",
  "speaker": "astra"
}

json

application/json

Example Responses

<binary>

plain

audio/*

Rime Arcana 3 French Rime Arcana Arabic

rime/arcana:3-hi - websocket

GET

https://api.slng.ai

/v1/tts/slng/rime/arcana:3-hi

Text-to-Speech API for generating speech from text using SLNG rime/arcana. Rime Arcana TTS - High-quality multilingual text-to-speech with on-premises deployment support

WebSocket Endpoint

Establishes a WebSocket connection for real-time text-to-speech.

Connection URL: wss://api.slng.ai/v1/tts/slng/rime/arcana:3-hi

rime/arcana:3-hi - websocket › Headers

Authorization

string · required

The Authorization header is used to authenticate with the API using your API key. Value is of the format Bearer YOUR_KEY_HERE.

Upgrade

string · enum · required

Enum values:

websocket

Connection

string · enum · required

Enum values:

Upgrade

X-Region-Override

string · enum

Optional. Specify a target region for this model. If not provided, the system will automatically select an appropriate region.

Enum values:

ap-southeast

ap-southeast-2

rime/arcana:3-hi - websocket › Request Body

oneOf

Exactly one variant must match.

Decision Table

Variant	Matching Criteria
	type = object · requires: type, model
	type = object · requires: type, text
	type = object · requires: type
	type = object · requires: type
	type = object · requires: type

Properties for Init Message:

Initialize a session with voice and audio configuration.

type

const · required

Const value: init

model

string · required

Model identifier (e.g., rime/arcana:en)

speaker

string

Voice speaker ID

Default: astra

object

Rime Arcana synthesis configuration

rime/arcana:3-hi - websocket › Responses

Switching Protocols

oneOf

Exactly one variant must match.

Decision Table

Variant	Matching Criteria
	type = object · requires: type, session_id
	type = object · requires: type, data
	type = object · requires: type, segment_id
	type = object · requires: type, segment_id
	type = object · requires: type
	type = object · requires: type
	type = object · requires: type
	type = object · requires: type, code, message

Properties for Ready Message:

type

const · required

Const value: ready

session_id

string · required

curl --request GET \ --url https://api.slng.ai/v1/tts/slng/rime/arcana:3-hi \ --header 'Authorization: <string>' \ --header 'Connection: <string>' \ --header 'Content-Type: application/json' \ --header 'Upgrade: <string>' \ --data ' { "type": "init", "model": "rime/arcana:en", "voice": "astra", "config": { "sample_rate": 22050, "encoding": "linear16", "speakingStyle": "conversational", "addBreathing": true } } '

{ "type": "init", "model": "rime/arcana:en", "voice": "astra", "config": { "sample_rate": 22050, "encoding": "linear16", "speakingStyle": "conversational", "addBreathing": true } }

rime/arcana:3-hi - http

POST

https://api.slng.ai

/v1/tts/slng/rime/arcana:3-hi

Text-to-Speech API for generating speech from text using SLNG rime/arcana. Rime Arcana TTS - High-quality multilingual text-to-speech with on-premises deployment support

rime/arcana:3-hi - http › Headers

Authorization

string · required

The Authorization header is used to authenticate with the API using your API key. Value is of the format Bearer YOUR_KEY_HERE.

X-Region-Override

string · enum

Optional. Specify a target region for this model. If not provided, the system will automatically select an appropriate region.

Enum values:

ap-southeast

ap-southeast-2

rime/arcana:3-hi - http › Request Body

text

string · minLength: 1 · maxLength: 5000 · required

Text to synthesize (max 5000 characters).

speaker

string · enum

Available voices for rime/arcana:3-hi.

Enum values:

ahmed_mohamed

albion

andersen_johan

anderson_emily

anderson_jake

anderson_james

anderson_kevin

andromeda

Default: ahmed_mohamed

modelId

string · enum

Model to use for synthesis.

Enum values:

arcana

mistv2

mist

Default: arcana

audioFormat

string · enum

Output audio format.

Enum values:

mp3

wav

pcm

s16le

mulaw

ulaw

Default: mp3

sampleRate

integer · enum

Output sample rate in Hz.

Enum values:

8000

16000

22050

44100

48000

Default: 22050

speed

number · min: 0.25 · max: 2

Speech rate multiplier (0.5 = half speed, 2.0 = double speed).

Default: 1

phonemizeBetweenBrackets

boolean

Enable custom pronunciation via Rime phonetic alphabet.

Default: false

speakingStyle

string · enum

Speaking style for synthesis.

Enum values:

conversational

narration

news

ivr

Default: conversational

addBreathing

boolean

Add natural breathing sounds (Arcana model only).

Default: false

addDisfluencies

boolean

Add natural pauses and filler words (Arcana model only).

Default: false

translateTo

string

Target language code for real-time translation.

rime/arcana:3-hi - http › Responses

Successful synthesis

string · binary

Audio file content

curl --request POST \ --url https://api.slng.ai/v1/tts/slng/rime/arcana:3-hi \ --header 'Authorization: <string>' \ --header 'Content-Type: application/json' \ --data ' { "text": "नमस्ते, रिमे अर्काना हिंदी से। टेक्स्ट टू स्पीच सिंथेसिस का परीक्षण।", "speaker": "astra" } '

{ "text": "नमस्ते, रिमे अर्काना हिंदी से। टेक्स्ट टू स्पीच सिंथेसिस का परीक्षण।", "speaker": "astra" }