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feat: allow disabling prompt caching per model via a0_explicit_caching kwarg #1654

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feat: allow disabling prompt caching per model via a0_explicit_caching kwarg #1654

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5 changes: 5 additions & 0 deletions models.py
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Original file line number Diff line number Diff line change
Expand Up @@ -498,6 +498,10 @@ async def unified_call(
if user_message:
messages.append(HumanMessage(content=user_message))

# Allow model kwargs to disable explicit caching (for models that don't support it)
if self.kwargs.get("a0_explicit_caching") is False or kwargs.get("a0_explicit_caching") is False:
explicit_caching = False

# convert to litellm format
msgs_conv = self._convert_messages(messages, explicit_caching=explicit_caching)

Expand All @@ -510,6 +514,7 @@ async def unified_call(
call_kwargs: dict[str, Any] = _without_stream_kwarg({**self.kwargs, **kwargs})
max_retries: int = int(call_kwargs.pop("a0_retry_attempts", 2))
retry_delay_s: float = float(call_kwargs.pop("a0_retry_delay_seconds", 1.5))
call_kwargs.pop("a0_explicit_caching", None) # strip before passing to LiteLLM
stream = reasoning_callback is not None or response_callback is not None or tokens_callback is not None

# results
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