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DeepL API: Translate text

Translates up to 1,500 characters with DeepL's free web translator, from a named or auto-detected source language into a named target language.

deepl.com (opens in a new tab)Version 1ReadNo sign-inVerified Nov 2, 2026

Unofficial. Not affiliated with or endorsed by DeepL.

Inputs

Values from the run on Oct 31, 2026, shown under Output.

Text, requiredtext

Text to translate, up to 1,500 characters. Example: Please send the contract by Friday.

AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA

Source Language optionalsource_language

Language of the text, or auto-detect. Example: English.

auto-detect (default)

Target Language, requiredtarget_language

Language for the translation. Example: German.

German

Output

From a run on Oct 31, 2026.
{  "page_url": "https://www.deepl.com/en/translator",  "source_language": "Wolof",  "target_language": "German",  "translated_text": "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA",  "source_language_code": "wo",  "target_language_code": "de-de",  "alternative_translations": []}
Price
1 credit per completed run (1¢ with pay as you go); failed runs are free.
Method
deepl.com/translate_text
Returns
translated text, source and target language names and codes, whole-text alternatives when shown, page URL

Use it from your agent

Give your agent this line. It reads SKILL.md, gets a Fous API key and connects the Fous MCP server. Its run then takes the method deepl.com/translate_text with the inputs above.

Ask your agent

  • Translate "Please send the contract by Friday" into German using DeepL
  • Use deepl.com to turn this French paragraph into English: "Nous avons bien reçu votre commande et elle sera expédiée demain matin."
  • What does "Wo ist der nächste Bahnhof?" mean in Spanish? Give me a couple of alternative phrasings too if any show up.
  • I need this customer email in Japanese: "Thank you for your patience. Your refund has been processed and should appear within 5 business days."
  • Not sure what language this is, can you detect it and put it into English? "Obrigado pela reunião de ontem, vamos rever a proposta até segunda-feira."

See more

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