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SLNG Deepgram Nova 3 API

Deepgram Nova 3 with VAD and speaker diarization.

SLNG Deepgram Nova 3 API is one of 15 APIs that SLNG publishes on the APIs.io network, described by a machine-readable OpenAPI specification and an AsyncAPI event-driven specification.

Tagged areas include Deepgram Nova 3. The published artifact set on APIs.io includes an OpenAPI specification and an AsyncAPI specification.

This API exposes 4 operations across 4 paths, and defines 12 schemas. It is described by OpenAPI 3.0.3, at version 1.0.0.

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

4 operations 4 paths 12 schemas 4 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.3
API Version
1.0.0
Base URL
https://api.slng.ai
Authentication
HTTP Bearer
Resource Areas
1

Authentication & Security 1

SLNG Deepgram Nova 3 API declares 1 security scheme for authenticating requests. It accepts HTTP bearer tokens (API key) (bearerAuth). By default, every request must be authenticated.

Paths & Operations 4

Across 4 paths, the API surfaces 4 operations — 4 POST. Each is listed below with its method, path, parameters, and response codes.

Deepgram Nova 3 4

Deepgram Nova 3 with VAD and speaker diarization.

POST
/v1/stt/slng/deepgram/nova:3-en
Nova 3 (English)
slng/deepgram/nova:3-en 1 param body → 200400401413500503
POST
/v1/stt/slng/deepgram/nova:3-es
Nova 3 (Spanish)
slng/deepgram/nova:3-es 1 param body → 200400401413500503
POST
/v1/stt/slng/deepgram/nova:3-hi
Nova 3 (Hindi)
slng/deepgram/nova:3-hi 2 params body → 200400401413500503
POST
/v1/stt/slng/deepgram/nova:3-multi
Nova 3 (Multi-Language)
slng/deepgram/nova:3-multi 1 param body → 200400401413500503

Schemas 12

The contract defines 12 schemas that model the data the API accepts and returns. The most detailed are SlngDeepgramSttOptionsBase (19 properties), ProviderErrorResponse (3 properties), DeepgramSttResponse (2 properties), SttAudioRequestBase (2 properties). Each schema is shown below with its type and property counts.

SlngDeepgramNova3EsLanguage
string
Supported Spanish language code.
SlngDeepgramNova3HiRequest
SlngDeepgramNova3MultiRequest
SlngDeepgramSttOptionsBase
object
SLNG-hosted Deepgram STT processing options.
19 properties
SlngDeepgramNova3HiLanguage
string
Supported language codes for the Hindi variant.
ProviderErrorResponse
object
Provider error response. Contains error information from the upstream provider. Common errors include invalid speakers, unsupported languages, or malformed req…
3 properties 1 required
SlngDeepgramNova3EsRequest
SttAudioRequestBase
object
2 properties
SlngDeepgramNova3EnRequest
DeepgramSttResponse
object
3rd Party Deepgram API response format.
2 properties 1 required
SlngDeepgramNova3MultiLanguage
string
Supported language code. Nova 3 Multi auto-detects language; only multi is accepted.
SlngDeepgramNova3EnLanguage
string
Supported English language code.

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

slng-deepgram-nova-3-api-openapi.yml Raw ↑

Other APIs SLNG publishes across the network.

SLNG Account API
SLNG Agents API
SLNG Calls API
SLNG Catalog API
SLNG Deepgram Aura 2 API
SLNG Inworld Max 1.5 API
SLNG Orpheus English API
SLNG Pronunciation dictionaries API
SLNG Rime Arcana v2 API
SLNG Rime Arcana v3 API
SLNG Rime Coda API
SLNG Sessions API
Where this information came from

This is an independent, third-party profile of SLNG Deepgram Nova 3 API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

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