diff --git a/dev-python/openai/Manifest b/dev-python/openai/Manifest
index dc68226578..3e6d7a0cd8 100644
--- a/dev-python/openai/Manifest
+++ b/dev-python/openai/Manifest
@@ -1,5 +1,5 @@
-DIST npm-@stdy-cli-cli-0.22.1.tgz 7776 BLAKE2B ec66af59c4c864a4331dc7918ed0a82d452579427663c3666b94d6008e769cb8a61d00e1971a394c326ca180da7f3009597b15d4c6bea8d169bda56c87ae21fb SHA512 55d9c2a0afddd09588853a1a8c1c4075a813a4b097ff34dded18ae2b529d4f5d90e29667ffe792f7b82af78fa3bfa4db88c77ef5259e39db100a86a0a4b98d7c
-DIST npm-@stdy-cli-linux-arm64-cli-linux-arm64-0.22.1.tgz 37635112 BLAKE2B f749d99342d9cffb831f0feea34ed74301a3beea7ec4c7e46cd5b942cacfea4b10c28632cc3e38a0ac00b565c2ca5889cb6587fcccb75f1557fa29dace58a343 SHA512 5c6432dd9a85e423aa4600151b109da16f5dcf19dfc710920070869a1a4573ea557e941c6077cf72736199686994c09eae24d4c8228b246fbf7c67728e2eded9
-DIST npm-@stdy-cli-linux-x64-cli-linux-x64-0.22.1.tgz 38431354 BLAKE2B f6b49ce9f79ad98de58f6f01874e5ae03f728f062b09b91b092f1410e1bf3d2874d25dfb30038291429043eeffc4c5e3183e7e9307c6fb889521008b981df4f9 SHA512 bbbe7cd48dec73a47e3d4c0692f1056ef0ffc3a617bd193e893d0122658a3ed298036e9c3cfd7a96003b82abaeded00493eddcf581a7e71854a6109cf7a68b4a
 DIST openai-openapi-spec-2.44.0.yml 2333764 BLAKE2B f96a21463f43efd8e4930e91fae4f48b4be28ed497223374d3402a22a7f1fc1644deb89ce613901dde2a05c1ac92551406ebc8a99c58bf014698f3932565da77 SHA512 0a1c51e2a330f05c91f76646c7efc02633632524db0a18cf2eabbac9147ecbe60083b1e5789b0e3efd445cbebf34b48c025d4f640e4948289c44c8d2c4ef52ba
 DIST openai-python-2.44.0.gh.tar.gz 1017643 BLAKE2B bedd273b0e790b331c20244ae967a5082f878db1764451a47a6fbdedb71dd72c18f075d63e6cd2500bd4a6e95521034f5280cb5aa08ef06b0bfc09738cbdce6a SHA512 c0ae402fb6e60499220416c010ab3ce7f89c755f9ab04f61465c6b5033c339a1a94c971fe6af2eaf926d2d08a76d7270f249eb07f580978fe23a0aaa436e3d47
+DIST stdy-cli-0.22.1.npm.tgz 7776 BLAKE2B ec66af59c4c864a4331dc7918ed0a82d452579427663c3666b94d6008e769cb8a61d00e1971a394c326ca180da7f3009597b15d4c6bea8d169bda56c87ae21fb SHA512 55d9c2a0afddd09588853a1a8c1c4075a813a4b097ff34dded18ae2b529d4f5d90e29667ffe792f7b82af78fa3bfa4db88c77ef5259e39db100a86a0a4b98d7c
+DIST stdy-cli-linux-arm64-0.22.1.npm.tgz 37635112 BLAKE2B f749d99342d9cffb831f0feea34ed74301a3beea7ec4c7e46cd5b942cacfea4b10c28632cc3e38a0ac00b565c2ca5889cb6587fcccb75f1557fa29dace58a343 SHA512 5c6432dd9a85e423aa4600151b109da16f5dcf19dfc710920070869a1a4573ea557e941c6077cf72736199686994c09eae24d4c8228b246fbf7c67728e2eded9
+DIST stdy-cli-linux-x64-0.22.1.npm.tgz 38431354 BLAKE2B f6b49ce9f79ad98de58f6f01874e5ae03f728f062b09b91b092f1410e1bf3d2874d25dfb30038291429043eeffc4c5e3183e7e9307c6fb889521008b981df4f9 SHA512 bbbe7cd48dec73a47e3d4c0692f1056ef0ffc3a617bd193e893d0122658a3ed298036e9c3cfd7a96003b82abaeded00493eddcf581a7e71854a6109cf7a68b4a
diff --git a/dev-python/openai/openai-2.44.0.ebuild b/dev-python/openai/openai-2.44.0.ebuild
index 4737240bfd..082c2363c4 100644
--- a/dev-python/openai/openai-2.44.0.ebuild
+++ b/dev-python/openai/openai-2.44.0.ebuild
@@ -6,41 +6,24 @@ EAPI=8
 DISTUTILS_USE_PEP517=hatchling
 PYTHON_COMPAT=( python3_{12..14} )
 
-inherit distutils-r1
-
 # See https://github.com/openai/openai-python/blob/main/.stats.yml
-API_SPEC_BASE="https://storage.googleapis.com/stainless-sdk-openapi-specs/openai"
-API_SPEC="openai-openapi-spec-${PV}.yml"
+STAINLESS_SPEC_PATH=${PN}/${PN}-b5b621065906a2579dc180db1236ee3b08a4fca9539accc2fbbf88da0ca3923f.yml
+# See https://github.com/openai/openai-python/blob/main/scripts/mock
+STAINLESS_MOCK_SERVER_VERSION=0.22.1
+STAINLESS_MOCK_SERVER_PACKAGE_JSON="${FILESDIR}/${PN}-2.44.0-mock-server-package.json"
+
+inherit distutils-r1 stainless-python
+
 MY_PN="openai-python"
 MY_P="${MY_PN}-${PV}"
-# See https://github.com/openai/openai-python/blob/main/scripts/mock
-STDY_PV=0.22.1
 DESCRIPTION="The official Python library for the openai API"
 HOMEPAGE="
 	https://github.com/openai/openai-python
 	https://pypi.org/project/openai/
 "
-SRC_URI="
+SRC_URI+="
 	https://github.com/openai/${MY_PN}/archive/refs/tags/v${PV}.tar.gz
 		-> ${MY_P}.gh.tar.gz
-
-	test? (
-		${API_SPEC_BASE}/openai-b5b621065906a2579dc180db1236ee3b08a4fca9539accc2fbbf88da0ca3923f.yml
-			-> ${API_SPEC}
-
-		https://registry.npmjs.org/@stdy/cli/-/cli-${STDY_PV}.tgz
-			-> npm-@stdy-cli-cli-${STDY_PV}.tgz
-
-		amd64? (
-			https://registry.npmjs.org/@stdy/cli-linux-x64/-/cli-linux-x64-${STDY_PV}.tgz
-				-> npm-@stdy-cli-linux-x64-cli-linux-x64-${STDY_PV}.tgz
-		)
-
-		arm64? (
-			https://registry.npmjs.org/@stdy/cli-linux-arm64/-/cli-linux-arm64-${STDY_PV}.tgz
-				-> npm-@stdy-cli-linux-arm64-cli-linux-arm64-${STDY_PV}.tgz
-		)
-	)
 "
 S="${WORKDIR}/${MY_P}"
 
@@ -68,8 +51,6 @@ BDEPEND="
 		dev-python/httpx-aiohttp[${PYTHON_USEDEP}]
 		>=dev-python/importlib-metadata-6.7.0[${PYTHON_USEDEP}]
 		>=dev-python/jsonschema-4.23.0[${PYTHON_USEDEP}]
-		net-libs/nodejs[npm]
-		net-misc/curl
 	)
 "
 
@@ -81,89 +62,3 @@ EPYTEST_PLUGINS=(
 	time-machine
 )
 distutils_enable_tests pytest
-
-src_unpack() {
-	unpack "${MY_P}.gh.tar.gz"
-}
-
-src_test() {
-	einfo "Assembling npm cache..."
-
-	local -x npm_config_cache="${WORKDIR}/npm-cache"
-	mkdir -p "${npm_config_cache}" || die
-
-	for distfile in ${A}; do
-		if [[ "${distfile}" == npm-* ]]; then
-			npm cache add "${DISTDIR}/${distfile}" &>/dev/null || die
-		fi
-	done
-
-	einfo "Installing mock server..."
-
-	local mock_dir="${WORKDIR}/mock-server"
-	mkdir -p "${mock_dir}" || die
-
-	cp "${FILESDIR}/${PN}-2.44.0-mock-server-package.json" \
-		"${mock_dir}/package.json" || die
-	cp "${FILESDIR}/${PN}-2.44.0-mock-server-package-lock.json" \
-		"${mock_dir}/package-lock.json" || die
-
-	local mock_dir="${WORKDIR}/mock-server"
-	local mock="${mock_dir}/node_modules/.bin/steady"
-
-	pushd "${mock_dir}" >/dev/null || die
-
-	npm ci &>/dev/null || die
-
-	einfo "Starting mock server..."
-
-	# Replicate the logic from scripts/mock --daemon
-	"${mock}" --host 127.0.0.1 -p 4010 \
-		--validator-form-array-format=brackets \
-		--validator-query-array-format=brackets \
-		--validator-form-object-format=brackets \
-		--validator-query-object-format=brackets \
-		"${DISTDIR}/${API_SPEC}" &> .stdy.log &
-	local mock_pid=$!
-
-	is_mock_running() {
-		local -a args
-		readarray -d '' args < "/proc/${mock_pid}/cmdline" 2>/dev/null || return 1
-
-		# Check args[1] (native) or args[2] (QEMU user-mode emulation)
-		[[ "${args[1]}" == "${mock}" || "${args[2]}" == "${mock}" ]]
-	}
-
-	local attempts=0
-	while ! curl -sf "http://127.0.0.1:4010/_x-steady/health" &>/dev/null; do
-		if ! is_mock_running; then
-			cat .stdy.log
-			die "Mock server failed to start"
-		fi
-		attempts=$((attempts + 1))
-		if (( attempts >= 300 )); then
-			cat .stdy.log
-			die "Timed out waiting for mock server to start"
-		fi
-		sleep 0.1
-	done
-
-	# Oops; connected to another Steady instance running on 4010
-	is_mock_running || die
-
-	popd >/dev/null || die
-
-	nonfatal distutils-r1_src_test
-	local ret=${?}
-
-	if is_mock_running; then
-		einfo "Stopping mock server..."
-		kill "${mock_pid}" || die
-	fi
-
-	[[ ${ret} -ne 0 ]] && die
-}
-
-python_test() {
-	epytest -o asyncio_mode=auto
-}