translation.API.cost.Info.txt

Free 

Microsoft/Bing translator https://azure.microsoft.com/en-us/pricing/details/cognitive-services/translator-text-api/
 Free characters per month: 2,000,000 = about 12903 words per day (per ip?) (based on five letter words & 31 days a month)
 getting started https://www.microsoft.com/en-us/translator/getstarted.aspx
 this is the one z-teams client uses https://www.teeworlds.com/forum/viewtopic.php?id=8473


IBM watson https://www.ibm.com/watson/services/language-translator/
 Free characters per month:  1,000,000, 

WSBE https://www.programmableweb.com/api/wsbe-machine-translation
 Free words per day: 1,000

SDL http://www.sdl.com/software-and-services/translation-software/machine-translation/language-cloud/ 
 https://languagecloud.sdl.com/translation-toolkit/api-documentation
 Free characters per month: 500,000



Paid (maybe some one is willing to pay)

Google https://cloud.google.com/translate/pricing
 price per 1,000,000 characters: $20 = 500 characters per Cent
 5 letter words, 200 words per minute, 3 hours of gameplay, cost: $3.60 (example of max use)


yandex  https://translate.yandex.com/developers/offer/prices
 price per 1,000,000 characters if less then 50,000,000: $15

Multillect https://multillect.com/en/apidoc
 Price  per 1,000,000 symbols: $5



Things i don't fully understand but might be usefull
 http://www.frengly.com/translate ( how much free?)
 https://www.infoworld.com/article/3152050/artificial-intelligence/open-source-challenger-takes-on-google-translate.html



Auto language identifacation
 https://www.programmableweb.com/api/langid
 https://www.programmableweb.com/api/detectlanguagecom

Might be helpfull
 https://www.programmableweb.com/api/apertium
 https://www.linguee.com