Sviluppatore API

Integrate a lucalizazione Addavox in u vostru flussu di travagliu. Sceglite u Doppiaggio Video API per una lucalizazione video cumpleta cù timing, QA, sottotitoli è accessu cumpletu à l'Editore di Revisione per mezu di ligami magichi. Pudete ancu sceglie una di l'API di serviziu individuali per altre attività, cum'è narrà un libru o traduce è narrà un libru in un solu passu.

API Chjavi

E chjave API appartenenu à un contu Addavox . Creane una cù u buttone Start localizing sopra, dopu genera una chjave in l'app - ogni chjama hè fatturata à quellu contu.

I servizii individuali API sò pagati da u vostru saldo di creditu, chì ricariche è gestite in u vostru contu Addavox . A lucalizazione video cumpleta hè l'eccezzione: usa u listessu prezzu cum'è u pianu chì sceglite in Piani è Prezzi - i minuti inclusi in u vostru pianu, dopu a sovrapprezzu à a tarifa di u pianu.

URL di basa: https://api.addavox.com/api/v1

Intestazione d'autentificazione: X- API -Chjave: A_VOSTRA_CHIAVE

Cunsensu è Autorizazione

Tutte e richieste API devenu include un oggettu di cunsensu è un campu di modu di livellu superiore. Inseme, questi creanu un registru d'attestazione per travagliu chì cunfirma chì avete i diritti necessarii è i cunsensi di u parlante.

U campu di modu determina a sintesi vocale: "voice_matched" usa a clonazione di a voce di l'altoparlante, "standard" usa TTS sinteticu. E duie modalità anu u listessu prezzu - a scelta hè puramente basata nantu à u cunsensu.

Campu	Tipu	Obbligatoriu	Descrizzione
mode	string	Livellu superiore	`voice_matched` o `standard`
speaker_consent_obtained	boolean	solu voice_matched	Cunsensu esplicitu da i parlanti identificabili
content_rights_confirmed	boolean	Tramindui i modi	Pruprietà o licenza valida per u cuntenutu
eula_accepted	boolean	Tramindui i modi	Accetta l'EULA Addavox
attested_by	string	Tramindui i modi	E-mail o identificatore di a parte rispunsevule
attested_at	ISO 8601	Tramindui i modi	In 24 ore da u tempu di dumanda

HTTP	Codice	Cundizione
403	CONSENT_MISSING	Nisun oggettu di cunsensu
403	CONSENT_INCOMPLETE	Manca attested_by o attested_at ùn hè micca validu
403	CONSENT_NOT_AFFIRMED	Diritti o EULA micca cunfirmati
403	CONSENT_EXPIRED	attestatu_à più vechju di 24 ore
403	SPEAKER_CONSENT_REQUIRED	voice_matched senza u cunsensu di l'interlocutore
400	INVALID_MODE	Valore di modu invalidu

API Riferimentu

U schema interattivu cumpletu è i punti finali supplementari sò dispunibili via Open API .

Full Video Localization

POST /api/v1/localize-video API key

Video Dubbing

Full video dubbing: send a video URL + target languages, get localized videos back.

Request body

Field	Type	Required	Description
`video_url`	`string`	Yes	HTTPS URL of the source video to dub.
`target_languages`	`string[]`	Yes	One or more target language codes.
`source_language`	`string`	Yes	Language of the source video's spoken audio, e.g. 'en'.
`project_name`	`string \| null`	No	Optional project name. Defaults to 'API Video: {filename}'.
`enable_llm_qa`	`boolean`	No	Opt-in LLM quality-review pass over translations before voice synthesis. Adds processing time.
`mode`	`LocalizationMode`	No	Drives consent. Default 'voice_matched' (clones the speaker); 'standard' uses synthetic TTS.
`consent`	`ConsentAttestation`	Yes	Consent attestation; see Consent & Authorization.

Response

Field	Type	Description
`job_id`	`string`	Master job ID — poll for per-language status.
`project_id`	`string`	The project created for this job.
`status`	`string`	Always 'queued' on submit.
`target_languages`	`string[]`	Echoed target language codes.

ConsentAttestation

`speaker_consent_obtained`	`boolean \| null`	Attests that explicit consent has been obtained from all identifiable speakers. Required for voice_matched mode only.
`content_rights_confirmed`	`boolean`	Attests ownership or a valid license to the content. Required in both modes.
`eula_accepted`	`boolean`	Confirms the client has read and accepts the Addavox EULA. Required in both modes.
`attested_by`	`string`	Email or identifier of the responsible individual or system.
`attested_at`	`string`	ISO 8601 timestamp of attestation. Must be within 24 hours of the request.

API Services

POST /api/v1/separate API key

Voice Separation

Split caller-supplied audio into vocals + background stems (async job).

Request body

Field	Type	Required	Description
`audio_url`	`string`	Yes	HTTPS URL of the source audio to separate.
`project_name`	`string \| null`	No	Optional project name.

Response

Field	Type	Description
`job_id`	`string`	Poll this job ID for status.
`project_id`	`string`	The project created for this job.
`status`	`string`	Always 'queued' on submit.
`charge`	`ChargeInfo`	Billing detail for this submission.

ChargeInfo

`amount`	`number`	Total amount charged for this submission, in USD.
`rate_per_min`	`number`	Per-minute rate applied.
`duration_min`	`number`	Billed minutes (for text services, characters/1000).
`num_languages`	`integer`	Number of target languages billed.
`credit_balance_after`	`number`	Account credit balance after the charge, in USD.

POST /api/v1/transcribe API key

Transcribe

Transcribe caller-supplied audio and return a transcript (async job).

Request body

Field	Type	Required	Description
`audio_url`	`string`	Yes	HTTPS URL of the source audio to transcribe.
`language`	`string`	Yes	Spoken language of the audio (BCP-47), e.g. 'en-US'.
`project_name`	`string \| null`	No	Optional project name.

Response

Field	Type	Description
`job_id`	`string`	Poll this job ID for status.
`project_id`	`string`	The project created for this job.
`status`	`string`	Always 'queued' on submit.
`charge`	`ChargeInfo`	Billing detail for this submission.

ChargeInfo

`amount`	`number`	Total amount charged for this submission, in USD.
`rate_per_min`	`number`	Per-minute rate applied.
`duration_min`	`number`	Billed minutes (for text services, characters/1000).
`num_languages`	`integer`	Number of target languages billed.
`credit_balance_after`	`number`	Account credit balance after the charge, in USD.

POST /api/v1/pro-transcribe API key

Pro Transcription

Separate, then transcribe the isolated vocals stem — a cleaner transcript (async job).

Request body

Field	Type	Required	Description
`audio_url`	`string`	Yes	HTTPS URL of the source audio to transcribe.
`language`	`string`	Yes	Spoken language of the audio (BCP-47), e.g. 'en-US'.
`project_name`	`string \| null`	No	Optional project name.

Response

Field	Type	Description
`job_id`	`string`	Poll this job ID for status.
`project_id`	`string`	The project created for this job.
`status`	`string`	Always 'queued' on submit.
`charge`	`ChargeInfo`	Billing detail for this submission.

ChargeInfo

`amount`	`number`	Total amount charged for this submission, in USD.
`rate_per_min`	`number`	Per-minute rate applied.
`duration_min`	`number`	Billed minutes (for text services, characters/1000).
`num_languages`	`integer`	Number of target languages billed.
`credit_balance_after`	`number`	Account credit balance after the charge, in USD.

POST /api/v1/translate API key

Translate

Machine-translate text from one language to another. Returns the translated text synchronously — no audio, no job to poll.

Request body

Field	Type	Required	Description
`text`	`string`	Yes	Text to translate.
`target_language`	`string`	Yes	Target language code, e.g. 'es' or 'es-ES'.
`source_language`	`string`	Yes	Source language code, e.g. 'en' or 'en-US'.

Response

Field	Type	Description
`translated_text`	`string`	The translated text.
`source_language`	`string`	Source language supplied on the request.
`target_language`	`string`	Target language the text was translated into.
`charge`	`ChargeInfo`	Billing detail for this translation.

ChargeInfo

`amount`	`number`	Total amount charged for this submission, in USD.
`rate_per_min`	`number`	Per-minute rate applied.
`duration_min`	`number`	Billed minutes (for text services, characters/1000).
`num_languages`	`integer`	Number of target languages billed.
`credit_balance_after`	`number`	Account credit balance after the charge, in USD.

Example

curl -X POST https://api.addavox.com/api/v1/translate \
      -H "X-API-Key: $ADDAVOX_KEY" -H "Content-Type: application/json" \
      -d '{"text": "Hello", "target_language": "es"}'

POST /api/v1/narrate API key

Narrate

Narrate already-translated text into an audiobook, in a preset voice you choose. Preset (synth) voices only — no voice matching.

Request body

Field	Type	Required	Description
`audio_url`	`string`	Yes	HTTPS URL of the source audio; also used to identify/match speaker voices.
`source_language`	`string`	Yes	Source language code, e.g. 'en-US'.
`target_language`	`string`	Yes	Target language code, e.g. 'es-ES'.
`segments`	`ExternalSegment[]`	Yes	The pre-segmented transcript to voice.
`project_name`	`string \| null`	No	Optional project name. Defaults to 'API: {source}->{target}'.
`consent`	`ConsentAttestation`	Yes	Consent attestation; see Consent & Authorization.

Response

Field	Type	Description
`job_id`	`string`	Poll this job ID for status.
`project_id`	`string`	The project created for this job.
`status`	`string`	Always 'queued' on submit.
`voice_type`	`string`	Voice type resolved from the request mode.
`total_segments`	`integer`	Echoed count of submitted segments.
`charge`	`ChargeInfo`	Billing detail for this submission.

ExternalSegment

`source_text`	`string`	Original text for this segment.
`start_time`	`number`	Segment start, in seconds. Used for speaker-voice matching only, not output timing.
`end_time`	`number`	Segment end, in seconds. Used for speaker-voice matching only, not output timing.
`words`	`object[]`	Word-level timing; defaults to empty.
`speaker`	`object \| null`	Speaker metadata for voice selection.
`translated_text`	`string \| null`	Pre-supplied translation. If provided, translation is skipped for this segment.

ConsentAttestation

`speaker_consent_obtained`	`boolean \| null`	Attests that explicit consent has been obtained from all identifiable speakers. Required for voice_matched mode only.
`content_rights_confirmed`	`boolean`	Attests ownership or a valid license to the content. Required in both modes.
`eula_accepted`	`boolean`	Confirms the client has read and accepts the Addavox EULA. Required in both modes.
`attested_by`	`string`	Email or identifier of the responsible individual or system.
`attested_at`	`string`	ISO 8601 timestamp of attestation. Must be within 24 hours of the request.

ChargeInfo

`amount`	`number`	Total amount charged for this submission, in USD.
`rate_per_min`	`number`	Per-minute rate applied.
`duration_min`	`number`	Billed minutes (for text services, characters/1000).
`num_languages`	`integer`	Number of target languages billed.
`credit_balance_after`	`number`	Account credit balance after the charge, in USD.

POST /api/v1/translate-narrate API key

Translate + Narrate — preset voice

Translate your text to the target language and narrate it in a preset voice. Source and target language must differ.

Request body

Field	Type	Required	Description
`audio_url`	`string`	Yes	HTTPS URL of the source audio; also used to identify/match speaker voices.
`source_language`	`string`	Yes	Source language code, e.g. 'en-US'.
`target_language`	`string`	Yes	Target language code, e.g. 'es-ES'.
`segments`	`ExternalSegment[]`	Yes	The pre-segmented transcript to voice.
`project_name`	`string \| null`	No	Optional project name. Defaults to 'API: {source}->{target}'.
`consent`	`ConsentAttestation`	Yes	Consent attestation; see Consent & Authorization.

Response

Field	Type	Description
`job_id`	`string`	Poll this job ID for status.
`project_id`	`string`	The project created for this job.
`status`	`string`	Always 'queued' on submit.
`voice_type`	`string`	Voice type resolved from the request mode.
`total_segments`	`integer`	Echoed count of submitted segments.
`charge`	`ChargeInfo`	Billing detail for this submission.

ExternalSegment

`source_text`	`string`	Original text for this segment.
`start_time`	`number`	Segment start, in seconds. Used for speaker-voice matching only, not output timing.
`end_time`	`number`	Segment end, in seconds. Used for speaker-voice matching only, not output timing.
`words`	`object[]`	Word-level timing; defaults to empty.
`speaker`	`object \| null`	Speaker metadata for voice selection.
`translated_text`	`string \| null`	Pre-supplied translation. If provided, translation is skipped for this segment.

ConsentAttestation

`speaker_consent_obtained`	`boolean \| null`	Attests that explicit consent has been obtained from all identifiable speakers. Required for voice_matched mode only.
`content_rights_confirmed`	`boolean`	Attests ownership or a valid license to the content. Required in both modes.
`eula_accepted`	`boolean`	Confirms the client has read and accepts the Addavox EULA. Required in both modes.
`attested_by`	`string`	Email or identifier of the responsible individual or system.
`attested_at`	`string`	ISO 8601 timestamp of attestation. Must be within 24 hours of the request.

ChargeInfo

`amount`	`number`	Total amount charged for this submission, in USD.
`rate_per_min`	`number`	Per-minute rate applied.
`duration_min`	`number`	Billed minutes (for text services, characters/1000).
`num_languages`	`integer`	Number of target languages billed.
`credit_balance_after`	`number`	Account credit balance after the charge, in USD.

POST /api/v1/translate-narrate-matched API key

Translate + Narrate — matched voice

Translate your text to the target language and narrate it in a voice matched from a ≥1-minute audio sample you provide. Source and target language must differ.

Request body

Field	Type	Required	Description
`audio_url`	`string`	Yes	HTTPS URL of the source audio; also used to identify/match speaker voices.
`source_language`	`string`	Yes	Source language code, e.g. 'en-US'.
`target_language`	`string`	Yes	Target language code, e.g. 'es-ES'.
`segments`	`ExternalSegment[]`	Yes	The pre-segmented transcript to voice.
`project_name`	`string \| null`	No	Optional project name. Defaults to 'API: {source}->{target}'.
`consent`	`ConsentAttestation`	Yes	Consent attestation; see Consent & Authorization.

Response

Field	Type	Description
`job_id`	`string`	Poll this job ID for status.
`project_id`	`string`	The project created for this job.
`status`	`string`	Always 'queued' on submit.
`voice_type`	`string`	Voice type resolved from the request mode.
`total_segments`	`integer`	Echoed count of submitted segments.
`charge`	`ChargeInfo`	Billing detail for this submission.

ExternalSegment

`source_text`	`string`	Original text for this segment.
`start_time`	`number`	Segment start, in seconds. Used for speaker-voice matching only, not output timing.
`end_time`	`number`	Segment end, in seconds. Used for speaker-voice matching only, not output timing.
`words`	`object[]`	Word-level timing; defaults to empty.
`speaker`	`object \| null`	Speaker metadata for voice selection.
`translated_text`	`string \| null`	Pre-supplied translation. If provided, translation is skipped for this segment.

ConsentAttestation

`speaker_consent_obtained`	`boolean \| null`	Attests that explicit consent has been obtained from all identifiable speakers. Required for voice_matched mode only.
`content_rights_confirmed`	`boolean`	Attests ownership or a valid license to the content. Required in both modes.
`eula_accepted`	`boolean`	Confirms the client has read and accepts the Addavox EULA. Required in both modes.
`attested_by`	`string`	Email or identifier of the responsible individual or system.
`attested_at`	`string`	ISO 8601 timestamp of attestation. Must be within 24 hours of the request.

ChargeInfo

`amount`	`number`	Total amount charged for this submission, in USD.
`rate_per_min`	`number`	Per-minute rate applied.
`duration_min`	`number`	Billed minutes (for text services, characters/1000).
`num_languages`	`integer`	Number of target languages billed.
`credit_balance_after`	`number`	Account credit balance after the charge, in USD.

Jobs & Results

GET /api/v1/jobs/{job_id} API key

Job Status

Check the status of an external localization job.

Response

Field	Type	Description
`job_id`	`string`	Echoes the job ID from the URL.
`type`	`string`	Job type: voice \| translate_voice \| transcribe_translate_voice \| video_dub.
`status`	`string`	queued \| running \| completed \| failed. For a video_dub job this is a true aggregate of its per-language children, not a per-child value.
`total_segments`	`integer`	Total segment count. Always 0 on a video_dub master job.
`completed_segments`	`integer`	Completed segment count. Always 0 on a video_dub master job.
`error`	`string \| null`	Failure message when status is 'failed'.

GET /api/v1/jobs/{job_id}/result API key

Job Result

Get the download URL for a completed external localization job.

Response

Field	Type	Description
`transcript_url`	`string \| null`	(Transcription job) Signed URL of the transcript JSON.
`vocals_url`	`string \| null`	(Separation job) Signed URL of the vocals stem.
`background_url`	`string \| null`	(Separation job) Signed URL of the background stem.
`download_url`	`string \| null`	Signed URL (24h). Single voice track for an audio job, or a zip of all languages for a video dub.
`duration`	`number \| null`	(Audio job) Duration in seconds.
`file_size`	`integer \| null`	(Audio job) File size in bytes.
`project_id`	`string \| null`	(Video dub) The project ID.
`review_url`	`string \| null`	(Video dub) Web review URL for the project.
`languages`	`VideoJobResultLanguage[] \| null`	(Video dub) Per-language result URLs.

VideoJobResultLanguage

`language`	`string`	Target language code for this result.
`video_url`	`string \| null`	Signed URL of the dubbed video (24h expiry).
`audio_url`	`string \| null`	Signed URL of the dubbed audio track (24h expiry).
`subtitle_url`	`string \| null`	Signed URL of the subtitle file (24h expiry).

DELETE /api/v1/jobs/{job_id} API key

Cancel Job

Cancel a queued or running job and refund the charge to the account balance.

Response

Field	Type	Description
`job_id`	`string`	Echoes the cancelled job ID.
`status`	`string`	Always 'cancelled'.
`refunded_amount`	`number`	Amount refunded for the undelivered work, in USD.

GET /api/v1/jobs API key

List Jobs

List localization jobs for the authenticated account. Query params: status — filter by queued | running | completed | failed | cancelled limit — max results (default 20, max 100) offset — pagination offset (default 0)

Response

Field	Type	Description
`jobs`	`JobListItem[]`	The page of jobs, newest first.
`total`	`integer`	Total jobs matching the query, across all pages.
`limit`	`integer`	Page size used.
`offset`	`integer`	Page offset used.

JobListItem

`job_id`	`string`	Job ID.
`project_id`	`string`	Project the job belongs to.
`type`	`string`	Job type.
`target_language`	`string \| null`	Target language code, if applicable.
`status`	`string`	queued \| running \| completed \| failed \| cancelled.
`total_segments`	`integer`	Total segment count.
`completed_segments`	`integer`	Completed segment count.
`error`	`string \| null`	Failure message when the job failed.
`created_at`	`string \| null`	ISO 8601 creation time.
`started_at`	`string \| null`	ISO 8601 start time, if started.
`completed_at`	`string \| null`	ISO 8601 completion time, if finished.
`charge`	`JobListCharge \| null`	Charge summary, present if the job was billed.

GET /api/v1/jobs/{job_id}/webhooks API key

Webhook Log

Return the webhook delivery log for a job (all attempts, newest first).

Response

Field	Type	Description
`job_id`	`string`	Echoes the job ID from the URL.
`deliveries`	`WebhookDelivery[]`	All delivery attempts for the job, newest first.

WebhookDelivery

`id`	`string \| null`	Delivery attempt ID.
`event`	`string \| null`	Event type delivered, e.g. 'job.completed'.
`attempt`	`integer \| null`	Attempt number for this event.
`status_code`	`integer \| null`	HTTP status returned by the endpoint, if any.
`error`	`string \| null`	Delivery error, if the attempt failed.
`delivered_at`	`string \| null`	ISO 8601 time of the attempt.

POST /api/v1/jobs/{job_id}/webhooks/retry API key

Retry Webhook

Re-trigger webhook delivery for the most recent event on a job.

Response

Field	Type	Description
`status`	`string`	Always 'queued' — the event was re-queued for delivery.
`event`	`string`	The event type that was re-queued.

Account & Reference

GET /api/v1/account API key

Account

Return credit balance and current plan for the authenticated account.

Response

Field	Type	Description
`account_id`	`string`	The account's ID.
`credit_balance`	`number`	Prepaid credit balance, in USD.
`plan_id`	`string`	Current plan ID, e.g. 'free', 'creator'.
`plan_name`	`string`	Human-readable plan name.
`included_minutes`	`integer`	Localization minutes included in the plan per period.
`minutes_used`	`number`	Included minutes used this period.
`minutes_remaining`	`number`	Included minutes remaining this period.
`overage_rate`	`number`	Per-minute overage rate once included minutes are exhausted, in USD.
`billing_interval`	`string \| null`	'monthly' or 'annual'; null on the free plan.
`subscription_status`	`string`	Subscription status, e.g. 'active', 'past_due', 'free'.

GET /api/v1/voices API key

List Voices

Return available voices for a given language code. Query params: language — BCP-47 code, e.g. 'en-US', 'es-ES' (required) gender — optional filter: MALE | FEMALE

GET /api/v1/languages API key

List Languages

Return supported languages. Query params: detail — if true, include provider metadata per language

POST /api/v1/projects/{project_id}/reviewers API key

Invite Reviewer

Invite a reviewer to a project (API endpoint).

Request body

Field	Type	Required	Description
`name`	`string`	Yes	Reviewer's display name, used in the invite email.
`email`	`string`	Yes	Where the magic-link invite is sent.
`language`	`string`	Yes	Target language code the reviewer will edit.

Response

Field	Type	Description
`id`	`string`	New reviewer ID.
`name`	`string`	Echoed from the request.
`email`	`string`	Echoed from the request.
`token`	`string`	Magic-link token, embedded in the emailed URL. Expires 7 days from creation.
`expires_at`	`string \| null`	Currently always null — not populated by this call.

API Prezzi di i servizii

I servizii individuali sò fatturati per minutu è ùn facenu parte di un pianu - paghete solu per ciò chì chjamate, à una tarifa fissa senza scontu annuale. Solu a lucalizazione video cumpleta si basa nantu à i minuti inclusi in un pianu. I servizii basati nantu à u testu si misuranu à circa 1.000 caratteri per minutu.

Serviziu	Ciò chì mandate → ciò chì ricevete	Tariffa
Separazione di a Voce	Audio → voce pulita + piste di fondu	$0.02/min
Trascrizione (STT)	Audio → trascrizione di testu cù puntuazione è timing à livellu di parola	$0.02/min
Trascrizione Pro	Audio → Separazione di a Voce + Trascrizione (STT), megliu per l'audio rumurosu	$0.05/min
Traduzzione	Testu → testu traduttu	$0.02/min
Narrate (TTS)	Testu → audio narratu in una voce preimpostata	$0.03/min
Traduce + Narra — voce preimpostata	Testu → traduttu, dopu narratu cù una voce predefinita	$0.06/min
Traduce + Narra — voce currispundente	Testu + un campione di voce di ≥1 minutu → traduttu, dopu narratu cù a voce currispundente. A lingua di partenza è a lingua di destinazione devenu esse diverse.	$0.08/min

A lucalizazione video cumpleta hè l'unicu serviziu API ligatu à un pianu: si basa nantu à i minuti inclusi in u vostru pianu, poi eccede à a tarifa di u pianu. Vede i piani è i prezzi

API Chjavi

Cunsensu è Autorizazione

Modu di currispundenza vocale - Accunsentu cumpletu necessariu

Modu Standard — Solu Diritti di Cuntenutu

Riferimentu di Campu

Codici d'errore di cunsensu

API Riferimentu

Full Video Localization

Video Dubbing

API Services

Voice Separation

Transcribe

Pro Transcription

Translate

Narrate

Translate + Narrate — preset voice

Translate + Narrate — matched voice

Jobs & Results

Job Status

Job Result

Cancel Job

List Jobs

Webhook Log

Retry Webhook

Account & Reference

Account

List Voices

List Languages

Invite Reviewer

API Prezzi di i servizii