diff --git a/.coveragerc b/.coveragerc
new file mode 100644
index 000000000..57f9c988d
--- /dev/null
+++ b/.coveragerc
@@ -0,0 +1,4 @@
+[run]
+branch = True
+source = sendgrid
+omit = site-packages
diff --git a/.gitignore b/.gitignore
index e1d700498..36ecf0c3d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,4 +15,9 @@ venv/
 .tox/
 profile*
 README.txt
-temp*.pysendgrid.env
+temp*.py
+.coverage
+coverage.xml
+htmlcov
+temp*.py
+sendgrid.env
\ No newline at end of file
diff --git a/.travis.yml b/.travis.yml
index 8cd946b24..0767a91dc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,6 +14,8 @@ install:
 - pip install flask
 - pip install six
 - pip install pypandoc
+- pip install coverage
+- pip install codecov
 # - sudo apt-get install -y pandoc
 addons:
   apt_packages:
@@ -24,7 +26,9 @@ before_script:
 - export PATH=$PATH:$PWD/prism/bin/
 - ./test/prism.sh
 script:
-- if [[ $TRAVIS_PYTHON_VERSION == '2.6' ]]; then unit2 discover; else python -m unittest discover; fi
+- if [[ $TRAVIS_PYTHON_VERSION == '2.6' ]]; then coverage run unit2 discover; else coverage run -m unittest discover; fi
+after_script:
+- codecov
 before_deploy:
 - python ./register.py
 deploy:
diff --git a/README.md b/README.md
index 4ed273d6e..bbc1fd4db 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 ![SendGrid Logo](https://uiux.s3.amazonaws.com/2016-logos/email-logo%402x.png)
 
 [![Travis Badge](https://travis-ci.org/sendgrid/sendgrid-python.svg?branch=master)](https://travis-ci.org/sendgrid/sendgrid-python)
+[![codecov](https://codecov.io/gh/meahow/sendgrid-python/branch/issue_251_coverage/graph/badge.svg)](https://codecov.io/gh/meahow/sendgrid-python)
 [![Docker Badge](https://img.shields.io/docker/automated/sendgrid/sendgrid-python.svg)](https://hub.docker.com/r/sendgrid/sendgrid-python/)
 [![Email Notifications Badge](https://dx.sendgrid.com/badge/python)](https://dx.sendgrid.com/newsletter/python)
 [![MIT licensed](https://img.shields.io/badge/license-MIT-blue.svg)](./LICENSE.txt)
diff --git a/tox.ini b/tox.ini
index bb68641a0..d3e892480 100644
--- a/tox.ini
+++ b/tox.ini
@@ -7,11 +7,17 @@
 envlist = py26, py27, py34, py35, py36
 
 [testenv]
-commands = {envbindir}/python -m unittest discover -v []
+commands = coverage erase
+           coverage run -m unittest discover -v []
+           coverage report
 deps = -rrequirements.txt
+       coverage
+
 
 [testenv:py26]
-commands = {envbindir}/unit2 discover -v []
+commands = coverage erase
+           coverage run {envbindir}/unit2 discover -v []
+           coverage report
 deps = unittest2
        {[testenv]deps}
 basepython = python2.6