API · /translate-api

Translation API

healthy 4,407 Subscribers

Translate text between 40+ languages with a confidence score and alternative suggestions. Simple GET interface, no model hosting — ideal for localising content, chat messages, product data and user-generated text.

api.oanor.com/translate-api
Get an API key Try in playground → Contact provider

Machine-readable spec so AI agents can integrate this API.

/api/translate-api/openapi.json
/api/translate-api/llms.txt

Discovery: GET /api/index.json lists every API.

API health

healthy
Uptime
100.00%
Server probes · 24h
Avg latency
475 ms
Server probes · 24h
Subscribers
4,407
active
Total calls
106
last 7 days
status Full status page → · 105 probes/24h

Pricing

Pick a tier — billed monthly, cancel anytime.

Free

Free

  • 2,500 calls / month
  • 2 requests / second
  • Hard cap (429 above quota, no overage)
  • 2,500 translations/mo at 2 rps
  • 40+ languages, single GET endpoint
  • Confidence score included
  • No credit card
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Basic

€11.00 /month

  • 40,000 calls / month
  • 8 requests / second
  • Hard cap (429 above quota, no overage)
  • 40,000 translations/mo at 8 rps
  • Alternative-suggestion field unlocked
  • Commercial use allowed
  • Email support
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Pro

€39.00 /month

  • 200,000 calls / month
  • 25 requests / second
  • Hard cap (429 above quota, no overage)
  • 200,000 translations/mo at 25 rps
  • Batch (multi-text) requests
  • Auto language detection
  • Priority email support
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Mega

€109.00 /month

  • 750,000 calls / month
  • 60 requests / second
  • Hard cap (429 above quota, no overage)
  • 750,000 translations/mo at 60 rps
  • 99.9% uptime SLA
  • Highest-priority queue
  • Dedicated support contact
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Built by

Related APIs

Other APIs with overlapping tags.

Languages API

A clean reference for the world’s languages. Look up any language by its ISO 639-1 (two-letter) or ISO 639-2 (three-letter) code or by name, search by English or native name, list every language with an optional right-to-left filter, or group languages by family. Each entry includes the ISO codes, English and native names, language family, a right-to-left flag and a Wikipedia link. Built on the open ISO 639 dataset and served entirely in-memory, so responses are instant and the service is always available. Ideal for internationalization and localization, language pickers and selectors, content tagging and developer tooling.

api.oanor.com/languages-api

Countries API

Reference data for all 250 countries and territories — capitals, ISO codes (alpha-2/alpha-3), currencies, languages, flags, population, area, borders, calling codes and more. Look up by name, ISO code, region, currency or language.

api.oanor.com/countries-api

Stopwords API

Stopword lists and removal for 58 languages. Fetch the full stopword list for a language, see all supported languages with their word counts, check whether a single word is a stopword, or strip stopwords out of a block of text to get a clean keyword stream. Built on the open stopwords-iso dataset and served entirely in-memory, so responses are instant and the service is always available. Ideal for search indexing and relevance, NLP preprocessing and text mining, keyword extraction, tag generation and content tooling.

api.oanor.com/stopwords-api

Words API

Find words by meaning, sound and spelling — similar-meaning words (thesaurus), rhymes, autocomplete suggestions and wildcard spelling matches. Backed by Datamuse. Ideal for writing assistants, autocomplete, crosswords, word games, poetry tools and NLP preprocessing.

api.oanor.com/words-api

Frequently asked questions

Quick answers about pricing, quotas, and integration.

How do I get an API key for Translation API?
Sign up for free at oanor.com, generate an API key from the developer dashboard, and call Translation API with the x-oanor-key header. No credit card needed for the free tier.
What's the rate limit for Translation API?
Free tier allows 1 request per second. Paid plans scale up to 50 requests per second on the Mega tier. Hard limits return HTTP 429 above the quota — no surprise overage charges.
How much does Translation API cost?
Translation API has a free tier with 100 calls / month. Paid plans start at €11.00 / month with higher quotas and faster rate limits.
Can I cancel my subscription anytime?
Yes. Plans are billed monthly and you can cancel anytime from your billing dashboard. No long-term contracts and no cancellation fee.
Is Translation API GDPR-compliant?
All requests to Translation API go through our EU-based gateway. Your upstream API key never leaves our server and no personal data is shared with the upstream provider beyond the request you send.

Pick an endpoint from the list on the left to see its details and try it.

Code snippets

Sign up to get an API key, then call any path under your slug.

curl https://api.oanor.com/translate-api/SOME_PATH \
  -H "x-oanor-key: oanor_test_..."
const res = await fetch("https://api.oanor.com/translate-api/SOME_PATH", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
const data = await res.json();
$ch = curl_init("https://api.oanor.com/translate-api/SOME_PATH");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
$response = curl_exec($ch);
import requests
r = requests.get(
    "https://api.oanor.com/translate-api/SOME_PATH",
    headers={"x-oanor-key": "oanor_test_..."},
)
print(r.json())

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