Install this version:
emerge -a =dev-python/anthropic-1.5.0
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-python/anthropic-1.5.0
Or alternatively:
emerge --autounmask-write -a =dev-python/anthropic-1.5.0
# Copyright 1999-2026 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
DISTUTILS_USE_PEP517=hatchling
PYTHON_COMPAT=( python3_{12..14} )
inherit distutils-r1 optfeature pypi
DESCRIPTION="The official Python library for the anthropic API"
HOMEPAGE="
https://github.com/anthropics/anthropic-sdk-python
https://pypi.org/project/anthropic/
"
LICENSE="MIT"
SLOT="0"
KEYWORDS="~amd64 ~arm64"
# Use the PyPI sdist; GitHub adds only npm mock-server test fixtures. Preserve
# upstream's declared major ceilings as API bounds. verified 2026-09-11
RDEPEND="
>=dev-python/anyio-3.5.0[${PYTHON_USEDEP}]
<dev-python/anyio-5[${PYTHON_USEDEP}]
>=dev-python/docstring-parser-0.15[${PYTHON_USEDEP}]
<dev-python/docstring-parser-1[${PYTHON_USEDEP}]
>=dev-python/httpx2-2.0.0[${PYTHON_USEDEP}]
<dev-python/httpx2-3[${PYTHON_USEDEP}]
>=dev-python/jiter-0.4.0[${PYTHON_USEDEP}]
<dev-python/jiter-1[${PYTHON_USEDEP}]
>=dev-python/pydantic-1.9.0[${PYTHON_USEDEP}]
<dev-python/pydantic-3[${PYTHON_USEDEP}]
>=dev-python/sniffio-1[${PYTHON_USEDEP}]
<dev-python/sniffio-2[${PYTHON_USEDEP}]
>=dev-python/typing-extensions-4.14[${PYTHON_USEDEP}]
<dev-python/typing-extensions-5[${PYTHON_USEDEP}]
"
BDEPEND="
>=dev-python/hatch-fancy-pypi-readme-22.4[${PYTHON_USEDEP}]
<dev-python/hatch-fancy-pypi-readme-26[${PYTHON_USEDEP}]
"
# Tests require Stainless's Node/npm mock server.
RESTRICT="test"
pkg_postinst() {
optfeature "alternative async HTTP client support" \
">=dev-python/aiohttp-3.10.0"
optfeature "Google Cloud Vertex AI integration" \
">=dev-python/google-auth-2 dev-python/requests"
optfeature "Amazon Web Services (AWS) Bedrock integration" \
">=dev-python/boto3-1.28.57 >=dev-python/botocore-1.31.57"
optfeature "Model Context Protocol (MCP) support" \
">=dev-python/mcp-1.0"
}
>=dev-python/anyio-3.5.0[] <dev-python/anyio-5[] >=dev-python/docstring-parser-0.15[] <dev-python/docstring-parser-1[] >=dev-python/httpx2-2.0.0[] <dev-python/httpx2-3[] >=dev-python/jiter-0.4.0[] <dev-python/jiter-1[] >=dev-python/pydantic-1.9.0[] <dev-python/pydantic-3[] >=dev-python/sniffio-1[] <dev-python/sniffio-2[] >=dev-python/typing-extensions-4.14[] <dev-python/typing-extensions-5[]
>=dev-python/hatch-fancy-pypi-readme-22.4[] <dev-python/hatch-fancy-pypi-readme-26[]