Recognize (Rapid Audio File Recognition)

POST

/doubao/largemodel/recognize

This API is suitable for rapid recognition scenarios of audio recordings. Based on large model capabilities, it provides better recognition results and faster response times. The invocation method is a single request that returns the recognition result immediately, without the need for submit/query polling.

Usage Limitations

Item	Limitation Description
Audio Duration	No more than 2 hours
Audio Size	No more than 100MB
Audio Encoding	Supports PCM / WAV / MP3 / OGG OPUS
Upload File Binary Stream	Size limited to within 20MB, depending on client outbound bandwidth
Multi-channel	Compared to mono, processing time will increase accordingly

Price: 0.015PTC/minute

Request

Header Params

Body Params application/json

Example

{
    "url": "https://file.302.ai/gpt/imgs/20250701/a2057cbb50b14e779b11af54c38e6265.mp3"
}

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location --request POST 'https://api.302.ai/doubao/largemodel/recognize' \
--header 'Authorization: Bearer ' \
--header 'Content-Type: application/json' \
--data-raw '{
    "url": "https://file.302.ai/gpt/imgs/20250701/a2057cbb50b14e779b11af54c38e6265.mp3"
}'

Responses

🟢200成功

application/json

Body

Example

{}

Modified at 2025-08-04 06:09:44

fetch（Query caption result）

TTS（Text to Speech）