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Add HEIC/HEIF image format support to Vision API #1616

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Add HEIC/HEIF image format support to Vision API #1616

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2 changes: 1 addition & 1 deletion src/anthropic/lib/tools/mcp.py
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Expand Up @@ -68,7 +68,7 @@
# Supported MIME types
# -----------------------------------------------------------------------

_SUPPORTED_IMAGE_TYPES = frozenset({"image/jpeg", "image/png", "image/gif", "image/webp"})
_SUPPORTED_IMAGE_TYPES = frozenset({"image/jpeg", "image/png", "image/gif", "image/webp", "image/heic", "image/heif"})


class _TaggedDict(dict): # type: ignore[type-arg]
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2 changes: 1 addition & 1 deletion src/anthropic/types/base64_image_source_param.py
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Expand Up @@ -15,7 +15,7 @@
class Base64ImageSourceParam(TypedDict, total=False):
data: Required[Annotated[Union[str, Base64FileInput], PropertyInfo(format="base64")]]

media_type: Required[Literal["image/jpeg", "image/png", "image/gif", "image/webp"]]
media_type: Required[Literal["image/jpeg", "image/png", "image/gif", "image/webp", "image/heic", "image/heif"]]

type: Required[Literal["base64"]]

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2 changes: 1 addition & 1 deletion src/anthropic/types/beta/beta_base64_image_source_param.py
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Expand Up @@ -15,7 +15,7 @@
class BetaBase64ImageSourceParam(TypedDict, total=False):
data: Required[Annotated[Union[str, Base64FileInput], PropertyInfo(format="base64")]]

media_type: Required[Literal["image/jpeg", "image/png", "image/gif", "image/webp"]]
media_type: Required[Literal["image/jpeg", "image/png", "image/gif", "image/webp", "image/heic", "image/heif"]]

type: Required[Literal["base64"]]

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2 changes: 1 addition & 1 deletion src/anthropic/types/beta/sessions/beta_managed_agents_base64_image_source.py
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Expand Up @@ -16,7 +16,7 @@ class BetaManagedAgentsBase64ImageSource(BaseModel):
media_type: str
"""
MIME type of the image (e.g., "image/png", "image/jpeg", "image/gif",
"image/webp").
"image/webp", "image/heic", "image/heif").
"""

type: Literal["base64"]
2 changes: 1 addition & 1 deletion src/anthropic/types/beta/sessions/beta_managed_agents_base64_image_source_param.py
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Expand Up @@ -16,7 +16,7 @@ class BetaManagedAgentsBase64ImageSourceParam(TypedDict, total=False):
media_type: Required[str]
"""
MIME type of the image (e.g., "image/png", "image/jpeg", "image/gif",
"image/webp").
"image/webp", "image/heic", "image/heif").
"""

type: Required[Literal["base64"]]
10 changes: 10 additions & 0 deletions tests/lib/tools/test_mcp_tool.py
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Expand Up @@ -101,6 +101,16 @@ def test_image_content_webp(self) -> None:
result = mcp_content(ImageContent(type="image", data="abc", mimeType="image/webp"))
assert result["type"] == "image"

def test_image_content_heic(self) -> None:
result = mcp_content(ImageContent(type="image", data="heicdata", mimeType="image/heic"))
assert result["type"] == "image"
assert result["source"]["media_type"] == "image/heic"

def test_image_content_heif(self) -> None:
result = mcp_content(ImageContent(type="image", data="heifdata", mimeType="image/heif"))
assert result["type"] == "image"
assert result["source"]["media_type"] == "image/heif"

def test_image_unsupported_mime_type(self) -> None:
with pytest.raises(UnsupportedMCPValueError, match="image/bmp"):
mcp_content(ImageContent(type="image", data="abc", mimeType="image/bmp"))
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