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rm caller field from Anthropic tool_use blocks #256

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Merged
seanmcguire12 merged 5 commits into from
Dec 23, 2025
Merged

rm caller field from Anthropic tool_use blocks #256

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56757e3
Strip caller field from Anthropic tool_use blocks
seanmcguire12 Dec 23, 2025
324530e
changeset
seanmcguire12 Dec 23, 2025
b390a4b
formatting
seanmcguire12 Dec 23, 2025
f09bab5
revert changes to agent_example_local.py
seanmcguire12 Dec 23, 2025
cfcca94
formatting
seanmcguire12 Dec 23, 2025
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10 changes: 7 additions & 3 deletions stagehand/agent/anthropic_cua.py
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Original file line number Diff line number Diff line change
Expand Up @@ -295,9 +295,13 @@ def _process_provider_response(
if hasattr(response, "content") and isinstance(response.content, list):
# Serialize Pydantic models from response.content for history
try:
raw_assistant_content_blocks = [
block.model_dump() for block in response.content
]
for block in response.content:
block_dict = block.model_dump()
if isinstance(block_dict, dict):
# Anthropic beta responses include a `caller` field on tool_use blocks
# but the API rejects that key on subsequent requests.
block_dict.pop("caller", None)
raw_assistant_content_blocks.append(block_dict)
except Exception as e:
self.logger.error(
f"Could not model_dump response.content blocks: {e}",
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