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docs: clarify summary_ratio summarizes oldest messages #871

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4 changes: 2 additions & 2 deletions site/src/content/docs/user-guide/concepts/agents/conversation-management.mdx
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Expand Up @@ -153,7 +153,7 @@ The [`SummarizingConversationManager`](@api/python/strands.agent.conversation_ma

Configuration parameters:

- **`summary_ratio`** (float, default: 0.3): Percentage of messages to summarize when reducing context (clamped between 0.1 and 0.8)
- **`summary_ratio`** (float, default: 0.3): Percentage of the oldest messages to summarize and replace when reducing context (clamped between 0.1 and 0.8)
- **`preserve_recent_messages`** (int, default: 10): Minimum number of recent messages to always keep
- **`summarization_agent`** (Agent, optional): Custom agent for generating summaries. If not provided, uses the main agent instance. Cannot be used together with `summarization_system_prompt`.
- **`summarization_system_prompt`** (str, optional): Custom system prompt for summarization. If not provided, uses a default prompt that creates structured bullet-point summaries focusing on key topics, tools used, and technical information in third-person format. Cannot be used together with `summarization_agent`.
Expand Down Expand Up @@ -211,7 +211,7 @@ from strands.agent.conversation_manager import SummarizingConversationManager

# Create the summarizing conversation manager with default settings
conversation_manager = SummarizingConversationManager(
summary_ratio=0.3, # Summarize 30% of messages when context reduction is needed
summary_ratio=0.3, # Summarize and replace the oldest 30% of messages when context reduction is needed
preserve_recent_messages=10, # Always keep 10 most recent messages
)

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