I've been using this in production for the past few months and and it's been solid. (If you're working in Python, you can use http://github.com/krobertson/pyth

I've been using this in production for the past few months and and it's been solid. (If you're working in Python, you can use http://github.com/krobertson/python-ernie http://github.com/krobertson/python-ernie with the Erlang server. Note that it's not as fast as running a Ruby handler because the BERT serialization is not done natively.)