DeepL API
AI-powered translation service supporting 100+ languages with writing improvement capabilities for teams and developers
- Vendor
- DeepL SE
- Also known as
- deepl-api
Available worldwide
What is DeepL API?
Translation service that handles text, documents, images, and speech communications across 100+ languages. Includes writing refinement features and offers APIs plus integrations with productivity platforms for team and enterprise deployment.
DeepL API pricing
Plans, per-tier features and add-ons, dated and linked to live pricing. Pricing changes often; always verify at source before you rely on it.
From €6.99/user/month with annual billing. Free tier and trial available.
Individual
- Text translation
- File translation
- Glossaries
- Image translation
- Formality control
- Dictionary
- Saved translations
- Translation history
- Write Pro add-on available
Team
- All Individual features
- Team management
- SSO
- Usage control
- Activity reporting
- Role-based permissions
Business
Contact sales- All Team features
- Advanced data security
- Invoice billing
Enterprise
Contact sales- Custom configuration
- Volume discounts
What DeepL API does
The capabilities that matter for translation apis, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Custom glossary
- ✓
- Custom model training
- -
- Document translation
- ✓
- Batch translation
- ✓
- Auto language detection
- ✓
- Formality control
- ✓
- Profanity content filtering
- -
- No training on customer data
- ✓
- Self hostable
- -
- SOC2
- -
Platform & deployment
Independently observed- CLI
- iOS
- macOS
- Web
- Linux
- Android
- Windows
- Cloud / SaaS
Integrations (8)
Independently observed- Microsoft 365⇄•
- Google Workspace⇄•
- X
- Microsoft Outlook
- Zoom Meetings
- Microsoft Teams
Security & compliance
Independently observed- SOC 2 Type II · Type IIactive
- ISO 27001active
- HIPAAactive
DeepL API FAQ
Common questions about DeepL API, answered from independent, dated evidence.
What is DeepL API?
A multilingual platform providing text translation, document processing, voice transcription and translation, and writing enhancement across 100+ languages. Accessible through APIs and desktop/mobile applications, designed for integration into business systems and workflows with enterprise-grade security and compliance features. It is indexed under Translation Apis.
Source: https://www.deepl.com/pro-api
Is DeepL API free?
DeepL API offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.
Source: https://www.deepl.com/pro-api
What platforms does DeepL API support?
DeepL API supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.
Source: https://www.deepl.com/pro-api
Can DeepL API be self-hosted?
We have only confirmed a cloud / SaaS deployment for DeepL API, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.
Source: https://www.deepl.com/pro-api
What does DeepL API integrate with?
We have confirmed 3 integrations for DeepL API, including Microsoft Outlook, Zoom Meetings and Microsoft Teams. This is what we could verify from public sources, so the vendor may support others we have not indexed.
Source: https://www.deepl.com/pro-api
What security certifications does DeepL API have?
We have independently confirmed SOC 2, ISO 27001, HIPAA and GDPR for DeepL API. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as DeepL API not holding them. Always confirm compliance directly before you rely on it.
Source: https://www.deepl.com/pro-api
Where is DeepL API available?
DeepL API is available in Germany, the United Kingdom, the Netherlands, Poland, the United States and Japan. Its primary markets are Germany, the United Kingdom, the Netherlands, Poland, the United States and Japan. The vendor is headquartered in Germany.
Source: https://www.deepl.com/pro-api
DeepL API alternatives
Other translation apis we track, ranked by the same independent score.
- Amazon TranslateAutomatic text translation between languageslow · 43%
- Argos TranslateAn open-source Python library for offline translation available as a command-line tool or graphical applicationlow · 20%
- ModernMTMachine translation service powered by artificial intelligence and large language models for multilingual contentlow · 11%
Compare DeepL API
Side by side against other translation apis, attribute by attribute, with a source on every value.
The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for DeepL API, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Security posture | 80 | 0.12 | 9.8 | ✓ |
| Pricing transparency | 100 | 0.05 | 5.4 | ✓ |
| Reliability | 50 | 0.07 | 3.4 | ✓ |
| Price level | 80 | 0.04 | 3.3 | ✓ |
| Capabilities | 81 | 0.04 | 3.1 | ✓ |
| Integrations | 22 | 0.04 | 1.0 | ✓ |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 7 items | mediumsource · 2026-09-10 · 62% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Custom glossary, Batch translation, Formality control, Document translation, Auto language detection, No training on customer data | mediumsource · 2026-09-29 · 60% |
Integrations
| Attribute | Value | Evidence |
|---|---|---|
| Count | 5 | mediumsource · 2026-09-29 · 60% |
Market
| Attribute | Value | Evidence |
|---|---|---|
| Availability | HqCountry: DE · PrimaryMarkets: … · AvailabilityScope: global · AvailableCountries: … · NotAvailableCountries: … | highsource · 2026-09-29 · 75% |
Pricing
Reliability
| Attribute | Value | Evidence |
|---|---|---|
| Status page | Yes | mediumsource · 2026-09-29 · 60% |
Security
Is DeepL API the right choice for you?
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