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fix(anthropic): move thinking effort to output_config #295

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Merged
Kamilbenkirane merged 1 commit into from
Jul 2, 2026
Merged

fix(anthropic): move thinking effort to output_config #295

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2 changes: 1 addition & 1 deletion src/celeste/modalities/text/providers/anthropic/parameters.py
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Original file line number Diff line number Diff line change
Expand Up @@ -68,7 +68,7 @@ def map(


class ThinkingLevelMapper(_ThinkingLevelMapper):
"""Map thinking_level to Anthropic's thinking.effort parameter (adaptive)."""
"""Map thinking_level to Anthropic's adaptive thinking + output_config.effort."""

name = TextParameter.THINKING_LEVEL

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11 changes: 7 additions & 4 deletions src/celeste/providers/anthropic/messages/parameters.py
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Expand Up @@ -72,10 +72,12 @@ def map(


class ThinkingLevelMapper(ParameterMapper[TextContent]):
"""Map thinking_level to Anthropic thinking field (adaptive mode).
"""Map thinking_level to adaptive thinking plus output_config.effort.

Emits {"type": "adaptive", "effort": <value>} where <value> is one of
"low" | "medium" | "high" | "xhigh" | "max".
Emits {"thinking": {"type": "adaptive"}, "output_config": {"effort": <value>}}
where <value> is one of "low" | "medium" | "high" | "xhigh" | "max" — the
Messages API rejects an "effort" key inside the thinking object
("thinking.adaptive.effort: Extra inputs are not permitted").
"""

def map(
Expand All @@ -88,7 +90,8 @@ def map(
validated_value = self._validate_value(value, model)
if validated_value is None:
return request
request["thinking"] = {"type": "adaptive", "effort": validated_value}
request["thinking"] = {"type": "adaptive"}
request.setdefault("output_config", {})["effort"] = validated_value
return request


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