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When converting universal LLMContext messages to AWS Bedrock expected format, automatically update non-initial "system"-role messages to "user"-role messages, as we do in other non-OpenAI LLM services

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Paul Kompfner
2025-09-09 15:50:03 -04:00
parent 176573c342
commit fe79de8f27
1 changed files with 6 additions and 0 deletions
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6
src/pipecat/adapters/services/bedrock_adapter.py
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@@ -116,6 +116,12 @@ class AWSBedrockLLMAdapter(BaseLLMAdapter[AWSBedrockLLMInvocationParams]):
system = messages[0]["content"] system = messages[0]["content"]
messages.pop(0) messages.pop(0)
# Convert any subsequent "system"-role messages to "user"-role
# messages, as AWS Bedrock doesn't support system input messages.
for message in messages:
if message["role"] == "system":
message["role"] = "user"
# Merge consecutive messages with the same role. # Merge consecutive messages with the same role.
i = 0 i = 0
while i < len(messages) - 1: while i < len(messages) - 1: