import { assertOkOrThrowProviderError } from "openclaw/plugin-sdk/provider-http" ;
import { fetchWithSsrFGuard } from "openclaw/plugin-sdk/ssrf-runtime" ;
import { normalizeGradiumBaseUrl } from "./shared.js" ;
export async function gradiumTTS(params: {
text: string;
apiKey: string;
baseUrl: string;
voiceId: string;
outputFormat: "wav" | "opus" | "ulaw_8000" | "pcm" | "pcm_24000" | "alaw_8000" ;
timeoutMs: number;
}): Promise<Buffer> {
const { text, apiKey, baseUrl, voiceId, outputFormat, timeoutMs } = params;
const normalizedBaseUrl = normalizeGradiumBaseUrl(baseUrl);
const url = `${normalizedBaseUrl}/api/post/speech/tts`;
const hostname = new URL(normalizedBaseUrl).hostname;
const { response, release } = await fetchWithSsrFGuard({
url,
init: {
method: "POST" ,
headers: {
"x-api-key" : apiKey,
"Content-Type" : "application/json" ,
},
body: JSON.stringify({
text,
voice_id: voiceId,
only_audio: true ,
output_format: outputFormat,
json_config: JSON.stringify({ padding_bonus: 0 }),
}),
},
timeoutMs,
policy: { hostnameAllowlist: [hostname] },
auditContext: "gradium.tts" ,
});
try {
await assertOkOrThrowProviderError(response, "Gradium API error" );
return Buffer.from(await response.arrayBuffer());
} finally {
await release();
}
}
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(vorverarbeitet am 2026-06-05)
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