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DevX Voice Machine Translation
x402
DevX Voice Machine Translation is a paid API for AI agents from voice.madebydevx.com, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-28).
Translates text (up to 5,000 characters) between 100 languages using the M2M100 1.2B model, billed per 1,000 characters via USDC on Base.
Price / call$0.001
Success—
StatusUnknown
How this service works
Machine translation for agents between 100 languages: send text (up to 5,000 chars), target_lang and optional source_lang (auto-detect by default) and get the translation. $0.001 USDC per started 1,000 characters on Base; failures are not charged. LibreTranslate/dTelecom-style {q, source, target} also accepted at /v1/translation. M2M100 1.2B. By DevX.
Output
Returns a JSON object containing the translated text, the source and target language codes, character count, number of billed units, the model used (m2m100-1.2b), an operation ID, and payment confirmation details including transaction hash and amount paid in USDC.
Example use cases
Localize product listing to Spanish
“Translate this product description into Spanish for our Latin American store listing: 'Our premium wireless headphones deliver crystal-clear sound with 30-hour battery life and foldable design for travel.'”
Customer support multilingual reply
“I got a support message in Japanese and need to reply — translate my English response into Japanese: 'Thank you for contacting us. Your refund has been processed and will appear in 3-5 business days.'”
Auto-detect and convert to French
“I have this text but I'm not sure what language it's in — can you auto-detect the language and translate it to French? Here it is: 'Bonjour tout le monde, comment ça va?'”
Technical details
Endpoint
POSThttps://voice.madebydevx.com/v1/translate?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need pay-per-use machine translation across up to 100 languages with no subscription, billed only for successful translations at $0.001 USDC per 1,000 characters. It is ideal for AI agents that need on-demand, cost-accountable translation with auto language detection, idempotency support, and compatibility with both DevX-native and LibreTranslate-style ({q, source, target}) request formats.
Side effects
- Text exceeds 5,000 character limit — request rejected without charge
- Invalid or unsupported target_lang enum value — validation error returned
- Source text is empty or missing — request rejected
- Network or model inference failure — not charged, error response returned
- Invalid idempotency key format — request rejected with schema validation error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| q | string | |
| text | string | Text to translate (alias q) |
| source | string | |
| target | string | |
| requestKey | string | Optional idempotency key: the same payer + requestKey + input within 7 days returns the stored result without a second charge. |
| source_lang | string | Source language ISO 639-1 or "auto" (default; alias source) |
| target_lang | string | Target language, ISO 639-1 (alias target) |
Output
Schema · Response
{
"type": "json",
"example": {
"result": {
"model": "m2m100-1.2b",
"characters": 26,
"source_lang": "en",
"target_lang": "de",
"billed_units": 1,
"translated_text": "Guten Morgen, wie geht es Ihnen?",
"detected_language": null
},
"status": "paid",
"payment": {
"status": "paid",
"network": "eip155:8453",
"tx_hash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"amount_raw": "1000"
},
"operation_id": "9b3e7a12-4c5d-4e6f-8a9b-0c1d2e3f4a5b"
}
}Tags
x402
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