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KingCong Public API
One API key, one base URL, all supported speech providers.
https://api.kingcongstudio.com
ElevenLabsexpressive multilingual voices, model controls, transcript export
MiniMaxfast speech models through KingCong AI33/AI84 routing
KingCongnative KingCong voices, SRT input/export, Vietnamese-focused models
Edge TTSlow-cost Microsoft style multilingual voices
Kokoroopen-source style low-cost voices
Vbee / Fish AudioAI33 library providers where available
Authentication
Use your API Docs key, not the tool login key. New keys use the kingcongapikey_ prefix. Old API Docs keys still work.
Health Check
curl "https://api.kingcongstudio.com/v1/health-check" \
-H "xi-api-key: $API_KEY"Credits
curl "https://api.kingcongstudio.com/v1/credits" \
-H "xi-api-key: $API_KEY"Providers, Models, Voices
List supported providers, model IDs and voice IDs before creating a task.
GET /v1/providersProvider metadata and supported features.
GET /v1/models?provider=kingcongModels for one provider. Omit provider to get all.
GET /v1/voices?provider=kingcong&search=team&limit=20Paginated voice list with search.
curl "https://api.kingcongstudio.com/v1/voices?provider=kingcong&limit=20" \
-H "xi-api-key: $API_KEY"Provider IDs
elevenlabsElevenLabs voices and models.
minimaxMiniMax voices and speech models.
kingcongKingCong native voices and models.
edge_ttsEdge TTS voices.
kokoroKokoro voices.
Create Speech
Create a TTS task using any supported provider. Poll the returned task_id until audio_url is ready.
curl -X POST "https://api.kingcongstudio.com/v1/text-to-speech/$voice_id" \
-H "Content-Type: application/json" \
-H "xi-api-key: $API_KEY" \
-d '{
"text": "Xin chào, đây là đoạn kiểm tra KingCong Public API.",
"provider": "kingcong",
"model_id": "vieten_speech",
"voice_name": "CD Team 2",
"speed": 1,
"vol": 1,
"pitch": 1,
"with_transcript": false
}'textREQUIREDInput text. KingCong requires at least 100 characters for normal text.
providerREQUIREDUse
elevenlabs, minimax, kingcong, edge_tts or kokoro.model_idUse a model from
/v1/models. Default is provider-specific.voice_nameOptional display name stored with the task.
with_transcriptOptional SRT/JSON transcript export when supported.
export_srtKingCong-specific SRT export flag.
Task Management
Read task status, list history, delete a task, or check credits.
curl "https://api.kingcongstudio.com/v1/task/$task_id" \
-H "xi-api-key: $API_KEY"
curl "https://api.kingcongstudio.com/v1/tasks?page=1&limit=20" \
-H "xi-api-key: $API_KEY"
curl -X DELETE "https://api.kingcongstudio.com/v1/task/delete" \
-H "Content-Type: application/json" \
-H "xi-api-key: $API_KEY" \
-d '{"task_id":"uuid_task_id"}'AI Markdown Guide
A compact prompt-friendly spec you can paste into an AI agent before asking it to call the API.
# KingCong Public API
Base URL: https://api.kingcongstudio.com
Auth header: xi-api-key: $API_KEY
API Docs keys are separate from tool login keys.
## Find available voices and models
- GET /v1/providers
- GET /v1/models?provider=kingcong
- GET /v1/voices?provider=kingcong&search=team&limit=20
## Create speech
POST /v1/text-to-speech/{voice_id}
Body:
- text: required string
- provider: elevenlabs | minimax | kingcong | edge_tts | kokoro
- model_id: model from /v1/models
- voice_name: optional display label
- with_transcript: optional boolean
- export_srt: optional boolean for KingCong
- speed, vol, pitch: optional KingCong controls
## Notes
- KingCong text requires at least 100 characters.
- Use /v1/task/{task_id} to poll result.
- Done tasks include audio_url and optional srt_url/json_url.