Pricing comparison
Real pricing based on monthly character volume. All prices in USD.
| Volume | Google Translate | Langbly | You Save |
|---|---|---|---|
| 500K chars/mo | $0 | $0 | Both included |
| 1M chars/mo | $10 | $2.50 | Save 75% |
| 5M chars/mo | $90 | $22.50 | Save 75% |
| 25M chars/mo | $490 | $122.50 | Save 75% |
| 100M chars/mo | $1,990 | $497.50 | Save 75% |
Feature comparison
| Feature | Google Translate | Langbly |
|---|---|---|
| Price per 1M characters | $20 | $5 |
| Included each month | First 500K chars | First 500K input chars |
| Translation engine | Neural machine translation | Context-aware translation |
| Custom instructions | Advanced features only | |
| Formality control | Not in Basic v2 | |
| HTML preservation | ||
| Batch requests | ||
| Built-in result caching | Up to 1 hour | |
| Authentication | API key or OAuth | Bearer token header |
| Languages supported | 249 | 100+ |
| Google Translate v2 compatible | ||
| Custom locale rules (Dutch) | ||
| Monthly base fee | $0 | $0 |
| Strict EU endpoint | See Google data residency terms | eu.langbly.com |
| Payment details required |
Google Translate API: the industry standard
Google Cloud Translation API has been the default choice for developers since it launched. The v2 (Basic) edition provides a straightforward REST endpoint that supports 249 languages at $20 per million characters. For many teams, Google Translate is the first translation API they integrate.
Google bills the first 500,000 characters each month through a $10 monthly credit, then charges $20 per million characters for standard NMT usage up to one billion characters. New Google Cloud customers may also qualify for a separate introductory cloud credit.
Google remains the broader platform choice when you need its cloud ecosystem, very broad language coverage, or Advanced-edition features. Langbly is aimed at teams that value v2-format compatibility, context controls, and a lower usage rate.
Langbly: drop-in replacement, up to 75% cheaper
Langbly is built from the ground up as a Google Translate v2 compatible API. The request format, response structure, and endpoint paths match Google’s v2 specification exactly. This means you can switch from Google to Langbly by changing a single URL in your code. No request or response parsing changes needed.
Under the hood, Langbly uses advanced AI models optimized specifically for translation. This produces context-aware output that understands the meaning behind sentences, not just individual words. The result is more natural-sounding translations, especially for European languages like Dutch, German, and French where Google often sounds robotic.
Pricing is straightforward: the first 500K input characters each month are included, then additional usage is $5 per million input characters with no base fee. At 5M total characters the bill is $22.50 versus $90 at Google's current standard rate—a 75% difference. Payment details are required to activate Langbly API access.
Switching takes 5 minutes
Because Langbly implements the Google Translate v2 API specification, migration is trivial. You replace the base URL from translation.googleapis.com to api.langbly.com, swap your Google API key for a Langbly Bearer token, and your integration works as before. The request body, query parameters, and response JSON structure are identical.
Langbly also provides official SDKs for Python and JavaScript/TypeScript with auto-retry on rate limits, typed error classes, and exponential backoff built in. For teams using the Google client libraries, switching to Langbly’s SDK typically takes under an hour, including testing.
Frequently asked questions
Can I use Google Translate API for free?
Google Cloud Translation includes the first 500,000 characters each month through a $10 monthly credit. Standard NMT usage after that is $20 per million characters. Langbly also includes the first 500,000 input characters each month; payment details are required to activate either service.
How much does Google Translate API cost?
Google Cloud Translation Basic includes the first 500,000 characters each month, then lists standard NMT usage at $20 per million characters up to one billion characters. Langbly uses the v2 API format and charges $5 per million additional input characters after the same included volume.
Is there a cheaper alternative to Google Translate API?
Yes. Langbly offers the Google Translate v2 API format at a 75% lower published usage rate: $5 versus $20 per million characters after each service’s first 500,000 monthly characters. Langbly also offers limited result caching and context controls.
Can I replace Google Translate API without changing my code?
Yes. Langbly is fully compatible with the Google Translate v2 API format. You only need to change the base URL and switch from a query parameter API key to a Bearer token header. The request body and response structure remain identical, so your existing parsing code works without changes.
What is the best translation API?
It depends on your priorities. Google Translate supports the most languages (249). DeepL is known for European language quality. Langbly combines advanced AI quality with Google v2 API compatibility and the lowest pricing, making it the best option for teams that want high quality at scale without vendor lock-in.