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fix(anthropic): Add output_config in AnthropicChatGenerator #2931

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Merged
bogdankostic merged 1 commit into from
Mar 9, 2026
Merged

fix(anthropic): Add output_config in AnthropicChatGenerator #2931

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2 changes: 2 additions & 0 deletions ...nthropic/src/haystack_integrations/components/generators/anthropic/chat/chat_generator.py
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Original file line number Diff line number Diff line change
Expand Up @@ -107,6 +107,7 @@ class AnthropicChatGenerator:
"top_k",
"extra_headers",
"thinking",
"output_config",
]

def __init__(
Expand Down Expand Up @@ -144,6 +145,7 @@ def __init__(
- `thinking`: A dictionary of thinking parameters to be passed to the model.
The `budget_tokens` passed for thinking should be less than `max_tokens`.
For more details and supported models, see: [Anthropic Extended Thinking](https://docs.anthropic.com/en/docs/build-with-claude/extended-thinking)
- `output_config`: A dictionary of output configuration options to be passed to the model.

:param ignore_tools_thinking_messages: Anthropic's approach to tools (function calling) resolution involves a
"chain of thought" messages before returning the actual function names and parameters in a message. If
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14 changes: 14 additions & 0 deletions integrations/anthropic/tests/test_chat_generator.py
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Expand Up @@ -328,6 +328,20 @@ def test_run_with_params(self, chat_messages, mock_anthropic_completion):
assert response["replies"][0].meta["model"] == "claude-sonnet-4-5"
assert response["replies"][0].meta["finish_reason"] == "stop"

def test_run_with_output_config(self, chat_messages, mock_anthropic_completion):
"""
Test that output_config is passed to the Anthropic API.
"""
output_config = {"effort": "medium"}
component = AnthropicChatGenerator(
api_key=Secret.from_token("test-api-key"),
generation_kwargs={"max_tokens": 10, "output_config": output_config},
)
component.run(chat_messages)

_, kwargs = mock_anthropic_completion.call_args
assert kwargs["output_config"] == output_config

@pytest.mark.parametrize(
"generation_kwargs,expected_kwargs",
[
Expand Down