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feat: add prompt generator for on the fly system prompt generation (#4060)

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cthomas
2025-08-20 15:49:40 -07:00
committed by GitHub
parent d0ddc5545c
commit 395faf3ed8
6 changed files with 203 additions and 213 deletions
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4
letta/agents/base_agent.py
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@@ -7,6 +7,7 @@ from letta.constants import DEFAULT_MAX_STEPS
from letta.helpers import ToolRulesSolver
from letta.helpers.datetime_helpers import get_utc_time
from letta.log import get_logger
from letta.prompts.prompt_generator import PromptGenerator
from letta.schemas.agent import AgentState
from letta.schemas.enums import MessageStreamStatus
from letta.schemas.letta_message import LegacyLettaMessage, LettaMessage
@@ -17,7 +18,6 @@ from letta.schemas.message import Message, MessageCreate, MessageUpdate
from letta.schemas.usage import LettaUsageStatistics
from letta.schemas.user import User
from letta.services.agent_manager import AgentManager
from letta.services.helpers.agent_manager_helper import get_system_message_from_compiled_memory
from letta.services.message_manager import MessageManager
from letta.services.passage_manager import PassageManager
from letta.utils import united_diff
@@ -142,7 +142,7 @@ class BaseAgent(ABC):
if num_archival_memories is None:
num_archival_memories = await self.passage_manager.agent_passage_size_async(actor=self.actor, agent_id=agent_state.id)
new_system_message_str = get_system_message_from_compiled_memory(
new_system_message_str = PromptGenerator.get_system_message_from_compiled_memory(
system_prompt=agent_state.system,
memory_with_sources=curr_memory_str,
in_context_memory_last_edit=memory_edit_timestamp,