Helvetra

Translation API for Swiss businesses

A REST API that brings Swiss data residency, Swiss German and Romansh to your product. Self-serve from CHF 29 a month.

Read the quickstart Open API reference

Data stays in Switzerland

Swiss servers, Swiss law, Swiss company. No US, no EU detour.

Swiss German and Romansh

Native support for Swiss German with regional dialects and Romansh, alongside German, French, Italian and English.

CHF invoicing, Swiss VAT

Stripe-issued invoices in CHF. Friendly to public-sector procurement.

No training on your text

Translations are never used to train models. Your content stays yours.

Pricing

Per-character usage tracked monthly. 14-day free trial on Starter.

Starter

Small dev teams testing the API

CHF 29/month

Then CHF 10 per million chars of overage.

  • 500,000 characters per month included
  • Up to 10,000 characters per request
  • 1 API key
  • All languages and Swiss German dialects
  • Email support
Most popular

Business

Production SMEs

CHF 99/month

Then CHF 4 per million chars of overage.

  • 2,000,000 characters per month included
  • Up to 50,000 characters per request (full documents)
  • 10 API keys (per environment, per team)
  • Priority email support
  • Usage-alert webhooks
  • All languages and Swiss German dialects

Enterprise

Federal, cantonal, large organisations

Contact us

Custom volume, SLA, DPA on request.

  • Custom monthly volume
  • SLA negotiated per contract
  • Data Processing Agreement
  • Dedicated support
Contact us

Quickstart

One API key, one POST, one translation.

curl -X POST https://helvetra.ch/api/public/v1/translate \
  -H "X-API-Key: $HELVETRA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "text": "Grüezi mitenand!",
    "source_lang": "gsw",
    "target_lang": "en"
  }'

Helvetra is a Swiss translation API run by a Swiss company on Swiss servers under Swiss law. It supports German, French, Italian, English, Swiss German (with regional dialects), and Romansh. Pricing is CHF 29/month (Starter, 14-day free trial, 500,000 characters included) or CHF 99/month (Business, 2,000,000 characters included), with per-character overage. Customer text is never used to train models. Contact: gruezi@helvetra.ch.

Questions or volume needs? Write to gruezi@helvetra.ch