语音转文字:audio = data:audio/*;base64 或 http(s) URL(原始音频 ≤ 24 MiB——JSON 体帽 32 MiB 是 base64 膨胀后口径,超帽 413 payload_too_large detail{rawBytes,maxRawBytes,note};mime ∈ 面档 formats;时长帽 maxSeconds 缺省 600);model 缺席 = 授权集顺位第一(bundle platformModels.speechToText 首行同源);diarize 仅 diarization 行受理(其余 400 可解释);multipart 由服务端组装;秒计家族按 ceil(duration) 秒 × per_second、token 家族按 audio/text token 结算(purpose=asr,usage 携 seconds 或 audioTokens/textTokens);owner 与终端用户日秒数配额;令牌径受能力位 platform.speechToText 闸;转写文本/音频恒不落日志
const url = 'https://api.tansr.com/t1/asr';const options = { method: 'POST', headers: { 'x-tansr-key-id': '<x-tansr-key-id>', 'x-tansr-key': '<x-tansr-key>', 'Content-Type': 'application/json' }, body: '{"model":"example","audio":"example","language":"example","diarize":true,"prompt":"example"}'};
try { const response = await fetch(url, options); const data = await response.json(); console.log(data);} catch (error) { console.error(error);}curl --request POST \ --url https://api.tansr.com/t1/asr \ --header 'Content-Type: application/json' \ --header 'x-tansr-key: <x-tansr-key>' \ --header 'x-tansr-key-id: <x-tansr-key-id>' \ --data '{ "model": "example", "audio": "example", "language": "example", "diarize": true, "prompt": "example" }'Authorizations
Section titled “Authorizations”Parameters
Section titled “Parameters”Header Parameters
Section titled “Header Parameters”签名时间戳(unix 秒,十进制串;T-A34):与服务器时钟偏差 >300s → 401 signature_invalid
签名随机数(≥16 字符;T-A34):同 keyId 600s 窗内重现 → 401 nonce_replayed
请求签名(hex 小写;T-A34):HMAC-SHA256(K=sha256(SK 明文) 原始摘要, TWP1-HMAC-SHA256\n{METHOD}\n{path+query}\n{ts}\n{nonce}\n{sha256hex(rawBody)});三头须同现,在场恒校验;app signRequired 或 TANSR_API_TWP_REQUIRE_SIGNATURE=1 时未签名恒 401 signature_invalid
Request Bodyrequired
Section titled “Request Bodyrequired”object
语音转文字模型引用名(候选池收敛产物;池外/越权恒 403 model_not_authorized)。缺席 = 授权集顺位第一(与 bundle platformModels.speechToText 首行恒同);空授权集恒 asr_not_configured
单文件音频:data:audio/*;base64 URI 或 http(s) URL(服务端拉取,出网零信任 guard 径);mime ∈ audio/{wav,x-wav,mpeg,mp4,m4a,aac,ogg,webm,flac};原始音频 ≤ 24 MiB(JSON 体帽 32 MiB 是 base64 膨胀后口径;data URI 先按 base64 长度估、URL 按拉取流量计,超帽 413 payload_too_large detail{rawBytes,maxRawBytes,note});内容恒不落日志/库
语种提示(ISO 639-1 形如 zh/en;可选;家族/面档不受理则静默忽略)
说话人分离(仅 diarization 面档行受理;不受理的模型在场 true 即 400 可解释,恒不静默降级)
领域提示词(可选;恒不落日志/库)
Examplegenerated
{ "model": "example", "audio": "example", "language": "example", "diarize": true, "prompt": "example"}Responses
Section titled “Responses”转写产物(成功即扣;x-tansr-cost/x-tansr-balance 头)
object
请求 model 回显(缺省径 = 生效模型 canonical handle)
转写全文
识别语种(上游随报;whisper verbose_json 形)
音频时长秒(上游随报原值;秒计家族的计费口径来源)
分段(上游随报;whisper verbose_json / diarized_json 形)
object
说话人标签(diarize 径随报,如 A/B)
计量事实(量纲随家族:秒 / token 双维)
object
上游报量秒(原值;计费秒 = 向上取整,见 cost)
Token 计家族音频输入 token(usage.input_token_details.audio_tokens)
Token 计家族文本输出 token(usage.output_tokens)
售价 DECIMAL 串(成功即扣,断连语义 A;同 x-tansr-cost 头)
Examplegenerated
{ "model": "example", "text": "example", "language": "example", "durationSec": 1, "segments": [ { "start": 1, "end": 1, "text": "example", "speaker": "example" } ], "usage": { "seconds": 1, "audioTokens": 1, "textTokens": 1 }, "cost": "example", "currency": "example"}Asr_not_configured(平台面未开通 / 解出三闸 wire·价格·凭据任一不过 fail-closed)/ bad_request(audio 非 data:audio/* 或 http(s) / mime 容器不受理(detail.accepted)/ 超时长帽 / 非 diarize 行 diarize:true)
object
object
错误码注册表单源派生(src/http/errors.ts ERROR_CODES;码稳定,消费方按码翻译)
object
Example
{ "error": { "code": "adjudicator_not_authorized" }}App_key_invalid / 令牌无效或过期 / signature_invalid / nonce_replayed(T-A34)
object
object
错误码注册表单源派生(src/http/errors.ts ERROR_CODES;码稳定,消费方按码翻译)
object
Example
{ "error": { "code": "adjudicator_not_authorized" }}Insufficient_balance(预扣 fail-closed 零上游)
object
object
错误码注册表单源派生(src/http/errors.ts ERROR_CODES;码稳定,消费方按码翻译)
object
Example
{ "error": { "code": "adjudicator_not_authorized" }}Model_not_authorized(点名池外/越权,不泄露池存在性)/ forbidden(令牌径能力位 platform.* 未开,detail.capability)/ app_disabled / app_ip_denied
object
object
错误码注册表单源派生(src/http/errors.ts ERROR_CODES;码稳定,消费方按码翻译)
object
Example
{ "error": { "code": "adjudicator_not_authorized" }}Payload_too_large(原始音频 > 24 MiB:data URI 按 base64 长度先估、URL 按拉取流量计;detail{rawBytes,maxRawBytes,note};框架层 JSON 体 > 32 MiB 同码携 detail.bodyLimit)
object
object
错误码注册表单源派生(src/http/errors.ts ERROR_CODES;码稳定,消费方按码翻译)
object
Example
{ "error": { "code": "adjudicator_not_authorized" }}Rate_limited(key 级 60s 窗)/ asr_quota_exceeded(平台日顶或终端用户日配额档,UTC+8 日界,detail.limit/used)
object
object
错误码注册表单源派生(src/http/errors.ts ERROR_CODES;码稳定,消费方按码翻译)
object
Example
{ "error": { "code": "adjudicator_not_authorized" }}Upstream_error(上游拒绝/形状非法;方言正文不透传,仅 detail.upstreamCode 机器码 + upstreamStatus)
object
object
错误码注册表单源派生(src/http/errors.ts ERROR_CODES;码稳定,消费方按码翻译)
object
Example
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