fleet-memory/hindsight-api/hindsight_api/engine/mental_models/models.py
Nicolò Boschi 9db64ecda3
feat: revisit mental models, directives and reflections (#179)
* chore: run benchmarks with reflect mode

* chore: run benchmarks with reflect mode

* fixes

* new mm

* bunch of fixes

* initial commit

* fixes

* fixes

* fixes

* fix: sometimes memories gets extracted in the wrong language
2026-01-22 17:13:16 +01:00

53 lines
2.1 KiB
Python

"""
Pydantic models for mental models.
"""
from datetime import datetime, timezone
from enum import Enum
from pydantic import BaseModel, Field
class MentalModelSubtype(str, Enum):
"""Subtype of mental model.
Currently only DIRECTIVE is supported. Other types of consolidated knowledge
are handled by:
- Learnings: Automatic bottom-up consolidation from facts
- Pinned Reflections: User-curated living documents
"""
DIRECTIVE = "directive" # User-defined hard rules, observations user-provided
class MentalModel(BaseModel):
"""
A mental model representing synthesized understanding.
Mental models are the agent's consolidated knowledge. Unlike raw facts,
mental models provide:
- A one-liner description for quick scanning/retrieval
- A full summary for deep understanding
- Links to related mental models
"""
id: str = Field(description="Unique identifier within the bank")
bank_id: str = Field(description="Bank this mental model belongs to")
subtype: MentalModelSubtype = Field(description="How this model was created")
name: str = Field(description="Human-readable name")
description: str = Field(description="One-liner for quick scanning and retrieval matching")
summary: str | None = Field(default=None, description="Full synthesized understanding")
# References
entity_id: str | None = Field(default=None, description="Reference to entities table when type=entity")
source_facts: list[str] = Field(default_factory=list, description="Fact IDs used to generate summary")
links: list[str] = Field(default_factory=list, description="Related mental model IDs")
# Tags for scoped visibility (similar to document tags)
tags: list[str] = Field(default_factory=list, description="Tags for scoped visibility filtering")
# Timestamps
last_updated: datetime | None = Field(default=None, description="When summary was last regenerated")
created_at: datetime = Field(
default_factory=lambda: datetime.now(timezone.utc), description="When this model was created"
)