diff --git a/tox.ini b/tox.ini
deleted file mode 100644
index 2992315..0000000
--- a/tox.ini
+++ /dev/null
@@ -1,74 +0,0 @@
-[tox]
-skip_missing_interpreters=true
-envlist =
-  cov-clean,
-  {py38,py39,py310,py311,py312}-{requests-urllib3-1,httplib2,urllib3-1,tornado4,boto3,aiohttp,httpx},
-  {py310,py311,py312}-{requests-urllib3-2,urllib3-2},
-  {pypy3}-{requests-urllib3-1,httplib2,urllib3-1,tornado4,boto3},
-  #{py310}-httpx019,
-  cov-report
-
-
-[gh-actions]
-python =
-    3.8: py38
-    3.9: py39
-    3.10: py310
-    3.11: py311
-    3.12: py312
-    pypy-3: pypy3
-
-# Coverage environment tasks: cov-clean and cov-report
-# https://pytest-cov.readthedocs.io/en/latest/tox.html
-[testenv:cov-clean]
-deps = coverage
-skip_install=true
-commands = coverage erase
-
-[testenv:cov-report]
-deps = coverage
-skip_install=true
-commands =
-  coverage html
-  coverage report --fail-under=90
-
-[testenv]
-# Need to use develop install so that paths
-# for aggregate code coverage combine
-usedevelop=true
-commands =
-    ./runtests.sh --cov=./vcr --cov-branch --cov-report=xml --cov-append {posargs}
-allowlist_externals =
-    ./runtests.sh
-deps =
-    Werkzeug==2.0.3
-    pytest
-    pytest-httpbin>=1.0.1
-    pytest-cov
-    PyYAML
-    ipaddress
-    requests: requests>=2.22.0
-    httplib2: httplib2
-    urllib3-1: urllib3<2
-    urllib3-2: urllib3<3
-    boto3: boto3
-    aiohttp: aiohttp
-    aiohttp: pytest-asyncio
-    aiohttp: pytest-aiohttp
-    httpx: httpx
-    {py38,py39,py310}-{httpx}: httpx
-    {py38,py39,py310}-{httpx}: pytest-asyncio
-    httpx: httpx>0.19
-    httpx019: httpx==0.19
-    {py38,py39,py310}-{httpx}: pytest-asyncio
-depends =
-  {py38,py39,py310,py311,py312,pypy3}-{requests-urllib3-1,httplib2,urllib3-1,tornado4,boto3},{py310,py311,py312}-{requests-urllib3-2,urllib3-2},{py38,py39,py310,py311,py312}-{aiohttp},{py38,py39,py310,py311,py312}-{httpx}: cov-clean
-  cov-report: {py38,py39,py310,py311,py312,pypy3}-{requests-urllib3-1,httplib2,urllib3-1,tornado4,boto3},{py310,py311,py312}-{requests-urllib3-2,urllib3-2},{py38,py39,py310,py311,py312}-{aiohttp}
-passenv =
-    AWS_ACCESS_KEY_ID
-    AWS_DEFAULT_REGION
-    AWS_SECRET_ACCESS_KEY
-setenv =
-    # workaround for broken C extension in aiohttp
-    # see: https://github.com/aio-libs/aiohttp/issues/7229
-    py312: AIOHTTP_NO_EXTENSIONS=1