Local Speech to Text Node

L

AI/Generative/Audio

Transcribes audio locally with an installed any-speech-to-text model bit. Decodes WAV, MP3, FLAC, OGG (Vorbis/Opus), WebM/Opus, M4A/MP4 (AAC) and PCM, including browser MediaRecorder output (Chrome WebM/Opus, Safari MP4/AAC).

ai_audio_local_speech_to_textmediaLong running

Inputs6

Outputs5

Security exposure5/10

Packagemedia

Ratings

Scores range from 0 to 10. Higher values mean more impact, exposure, or operational weight.

SecurityAttack surface and exposure impact.

5/10Medium

PrivacyPotential sensitivity of processed data.

4/10Medium

PerformanceRuntime or resource pressure.

5/10Medium

GovernancePolicy, audit, or compliance impact.

6/10Medium

ReliabilityOperational stability considerations.

6/10Medium

CostExternal or compute cost impact.

3/10Low

Input Pins

6

Input

Execution

exec_in

Trigger local transcription

STT Model

Struct

bit

Installed local STT model Bit

SchemaBitBitBit19 fields

idstring

default ""

typeBitTypes

enum "Llm", "Vlm", "Tts", "Stt"...default "Other"

metaMap<string, Metadata>

default {}

*Metadatamap value

namestringrequired

descriptionstringrequired

long_descriptionstring | null

release_notesstring | null

tagsArray<string>required

itemsstringarray item

+11 more fields

authorsArray<string>

default []

itemsstringarray item

repositorystring | null

default null

download_linkstring | null

default null

file_namestring | null

default null

hashstring

default ""

sizeinteger | null

format uint64default nullmin 0

hubstring

default ""

parametersvalue

default null

versionstring | null

default null

licensestring | null

default null

dependenciesArray<string>

default []

itemsstringarray item

dependency_tree_hashstring

default ""

createdstring

default ""

updatedstring

default ""

model_slugstring | null

default null

+1 more fields

Schema enforced

Audio

Struct

audio

Audio file path. WAV, MP3, FLAC, OGG (Vorbis/Opus), WebM/Opus, M4A/MP4 (AAC) and PCM are decoded automatically, including browser MediaRecorder recordings.

SchemaFlowPathFlowPathFlowPath3 fields

pathstringrequired

store_refstringrequired

cache_store_refstring | null

Schema enforced

Language

String

language

Optional source language code. Use auto to detect.

Default auto

Task

String

task

Transcribe in the source language or translate to English

Default transcribe

transcribetranslate

Timestamps

Boolean

timestamps

Emit per-segment timestamps in the metadata

Default false

Output Pins

5

Output

Execution

exec_out

Done

Text

String

text

Transcript text

Message

Struct

message

Transcript as a user HistoryMessage

SchemaHistoryMessageHistoryMessageHistoryMessage6 fields

roleRolerequired

enum "system", "user", "assistant", "function"...

contentMessageContentrequired

variant 1stringvariant

variant 2Array<Content>variant

itemsContentarray item

variant 1objectvariant

variant 2objectvariant

variant 3objectvariant

variant 4objectvariant

variant 5objectvariant

namestring | null

tool_callsarray | null

itemsToolCallarray item

idstringrequired

typestringrequired

functionToolCallFunctionrequired

namestringrequired

argumentsstringrequired

tool_call_idstring | null

annotationsarray | null

itemsAnnotationarray item

typestringrequired

url_citationanyOf (2)

variant 1UrlCitationvariant

variant 2nullvariant

History

Struct

history

Transcript wrapped in History

SchemaHistoryHistoryHistory19 fields

modelstringrequired

messagesArray<HistoryMessage>required

itemsHistoryMessagearray item

roleRolerequired

enum "system", "user", "assistant", "function"...

contentMessageContentrequired

variant 1stringvariant

variant 2Array<Content>variant

namestring | null

tool_callsarray | null

itemsToolCallarray item

tool_call_idstring | null

+1 more fields

presetstring | null

streamboolean | null

stream_optionsanyOf (2)

variant 1StreamOptionsvariant

include_usagebooleanrequired

variant 2nullvariant

max_completion_tokensinteger | null

format uint32min 0

top_pnumber | null

format float

temperaturenumber | null

format float

thinkinganyOf (2)

variant 1HistoryThinkingvariant

enum "off", "low", "mid", "high"

variant 2nullvariant

seedinteger | null

format uint32min 0

presence_penaltynumber | null

format float

frequency_penaltynumber | null

format float

userstring | null

stoparray | null

itemsstringarray item

response_formatanyOf (2)

variant 1ResponseFormatvariant

variant 1stringvariant

variant 2nullvariant

ninteger | null

format uint32min 0

toolsarray | null

itemsToolarray item

typeToolTyperequired

enum "function"

functionHistoryFunctionrequired

namestringrequired

descriptionstring | null

parametersHistoryFunctionParametersrequired

tool_choiceanyOf (2)

variant 1ToolChoicevariant

variant 1nullvariant

variant 2nullvariant

variant 3nullvariant

variant 4objectvariant

typeToolTyperequired

enum "function"

functionHistoryFunctionrequired

variant 2nullvariant

+1 more fields

Metadata

Struct

metadata

Local transcription metadata (model, runtime, detected language, duration, and segments)

SchemaLocalSpeechToTextMetadataLocalSpeechToTextMetadataLocalSpeechToTextMetadata14 fields

providerstringrequired

bitstringrequired

model_typestringrequired

backendstringrequired

display_namestringrequired

runtimestringrequired

dtypestringrequired

sample_rateinteger:uint32required

format uint32min 0

languagestring | null

translatebooleanrequired

duration_secsnumber:floatrequired

format float

audio_pathstringrequired

supported_languagesArray<string>required

itemsstringarray item

segmentsArray<SpeechToTextSegment>required

itemsSpeechToTextSegmentarray item

start_snumber:floatrequired

format float

end_snumber:floatrequired

format float

speakerstring | null

textstringrequired

Node Info

Internal name

ai_audio_local_speech_to_text

Category

AI/Generative/Audio

Version

1