DeepL
PartialBest-in-class machine translation for European languages
DeepL has long led on quality for German, French, Spanish, and other European languages; …
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Google Translate API
Visit official siteThe widest language coverage in machine translation
Pricing：$20 / 百万字符，前 50 万字符免费
Good for
- Content platforms needing long-tail languages (Arabic, Turkish, Indonesian, etc.)
- Real-time UGC translation (chat, comments)
- Use cases where breadth matters more than top-tier quality
Not good for
- Projects that prioritize EU language quality (DeepL is usually better)
- Scenarios that require on-prem or offline use
Integration effort
Google Cloud SDK; enable Translation API, configure a service account, set budget alerts.
KYC and entity
Google Cloud requires a credit card. No standalone KYC.
Payouts to China
N/A.
Privacy / compliance notes
Customer text is not used for training by default. Data residency can be controlled.
FAQ
Is GCP stable from Mainland China?
API endpoints are unstable from Mainland China; production traffic should call from overseas servers.
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Summary
Google Cloud Translation API supports 130+ languages and is the go-to for long-tail languages. Free for the first 500K characters per month, then per-character pricing.