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Merge 3dd978e18c into dc1b847c4f

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AnonyScorpio 2026-08-27 17:21:17 -05:00 • committed by GitHub
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5
litellm/llms/anthropic/experimental_pass_through/adapters/transformation.py
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@ -77,6 +77,9 @@ from litellm.llms.anthropic.common_utils import normalize_anthropic_tool_use_id
from litellm.llms.anthropic.experimental_pass_through.context_management import (
PolyfillResult,
)
from litellm.llms.anthropic.experimental_pass_through.messages.transformation import (
AnthropicMessagesConfig as AnthropicMessagesConfig,
)
from litellm.types.llms.anthropic import (
ANTHROPIC_HOSTED_TOOLS,
AllAnthropicPassThroughMessageValues,
@ -908,6 +911,8 @@ class LiteLLMAnthropicMessagesAdapter:
system_content: Final = anthropic_message_request["system"]
if not system_content:
return
# Filter billing header from system when translate_anthropic_to_openai
system_content = AnthropicMessagesConfig._filter_billing_headers_from_system(system_content)
# Handle system as string or array of content blocks
if isinstance(system_content, str):
new_messages.insert(

37
tests/test_litellm/llms/anthropic/experimental_pass_through/adapters/test_anthropic_experimental_pass_through_adapters_transformation.py
View file

@ -3151,7 +3151,44 @@ def test_translate_anthropic_to_openai_with_mixed_tools():
# tool_name_mapping should be empty for short tool names
assert tool_name_mapping == {}
BILLING_HEADER_BLOCK = {
"type": "text",
"text": "x-anthropic-billing-header: cc_version=1.0.abc; cc_entrypoint=cli; cch=00000;",
}
def test_translate_anthropic_to_openai_fillter_billing_header():
"""
Test that filter billing header
"""
from litellm.types.llms.anthropic import AnthropicMessagesRequest
anthropic_request = AnthropicMessagesRequest(
model="gemini-2.5-flash-lite",
max_tokens=4096,
messages=[
{
"role": "user",
"content": "Get weather and search the web",
}
],
system=[
BILLING_HEADER_BLOCK,
{"type": "text", "text": "You are Claude Code, Anthropic's official CLI for Claude"},
]
)
adapter = LiteLLMAnthropicMessagesAdapter()
openai_request, tool_name_mapping = adapter.translate_anthropic_to_openai(
anthropic_message_request=anthropic_request
)
#openai_request should be {'model': 'gemini-2.5-flash-lite', 'messages': [{'role': 'system', 'content': [{'type': 'text', 'text': "You are Claude Code, Anthropic's official CLI for Claude"}]}, {'role': 'user', 'content': 'Get weather and search the web'}], 'max_tokens': 4096}
assert len(openai_request["messages"]) == 2
system_texts = [block["text"] for block in openai_request["messages"][0]["content"]]
assert all(not t.startswith("x-anthropic-billing-header:") for t in system_texts)
assert "You are Claude Code, Anthropic's official CLI for Claude" in system_texts
assert "Get weather and search the web" == openai_request["messages"][1]["content"]
class TestTranslateAnthropicOutputFormatToOpenAI:
"""Tests for translate_anthropic_output_format_to_openai adding additionalProperties: false."""