From d29d5a9fd15c32ee9aad2bb45379d345ded03d2f Mon Sep 17 00:00:00 2001
From: Sarah Wooders <sarahwooders@gmail.com>
Date: Thu, 24 Jul 2025 00:58:30 -0700
Subject: [PATCH] fix: upgrade letta-client version and patch folder paths
 (#3528)

---
 letta/schemas/folder.py                     | 2 +-
 letta/server/rest_api/routers/v1/folders.py | 9 +++++----
 poetry.lock                                 | 8 ++++----
 pyproject.toml                              | 2 +-
 4 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/letta/schemas/folder.py b/letta/schemas/folder.py
index 4c093444..a60aa2cd 100644
--- a/letta/schemas/folder.py
+++ b/letta/schemas/folder.py
@@ -12,7 +12,7 @@ class BaseFolder(LettaBase):
     Shared attributes across all folder schemas.
     """
 
-    __id_prefix__ = "folder"
+    __id_prefix__ = "source"  # TODO: change to "folder"
 
     # Core folder fields
     name: str = Field(..., description="The name of the folder.")
diff --git a/letta/server/rest_api/routers/v1/folders.py b/letta/server/rest_api/routers/v1/folders.py
index 0cba295c..10b555ea 100644
--- a/letta/server/rest_api/routers/v1/folders.py
+++ b/letta/server/rest_api/routers/v1/folders.py
@@ -20,8 +20,9 @@ from letta.schemas.agent import AgentState
 from letta.schemas.embedding_config import EmbeddingConfig
 from letta.schemas.enums import DuplicateFileHandling, FileProcessingStatus
 from letta.schemas.file import FileMetadata
-from letta.schemas.folder import Folder, FolderCreate, FolderUpdate
+from letta.schemas.folder import Folder
 from letta.schemas.passage import Passage
+from letta.schemas.source import Source, SourceCreate, SourceUpdate
 from letta.schemas.source_metadata import OrganizationSourcesStats
 from letta.schemas.user import User
 from letta.server.rest_api.utils import get_letta_server
@@ -125,7 +126,7 @@ async def list_folders(
 
 @router.post("/", response_model=Folder, operation_id="create_folder")
 async def create_folder(
-    folder_create: FolderCreate,
+    folder_create: SourceCreate,
     server: "SyncServer" = Depends(get_letta_server),
     actor_id: Optional[str] = Header(None, alias="user_id"),  # Extract user_id from header, default to None if not present
 ):
@@ -144,7 +145,7 @@ async def create_folder(
             embedding_chunk_size=folder_create.embedding_chunk_size or constants.DEFAULT_EMBEDDING_CHUNK_SIZE,
             actor=actor,
         )
-    folder = Folder(
+    folder = Source(
         name=folder_create.name,
         embedding_config=folder_create.embedding_config,
         description=folder_create.description,
@@ -157,7 +158,7 @@ async def create_folder(
 @router.patch("/{folder_id}", response_model=Folder, operation_id="modify_folder")
 async def modify_folder(
     folder_id: str,
-    folder: FolderUpdate,
+    folder: SourceUpdate,
     server: "SyncServer" = Depends(get_letta_server),
     actor_id: Optional[str] = Header(None, alias="user_id"),  # Extract user_id from header, default to None if not present
 ):
diff --git a/poetry.lock b/poetry.lock
index e5aa2f5d..4c6a02aa 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -3545,14 +3545,14 @@ pytest = ["pytest (>=7.0.0)", "rich (>=13.9.4,<14.0.0)"]
 
 [[package]]
 name = "letta-client"
-version = "0.1.213"
+version = "0.1.219"
 description = ""
 optional = false
 python-versions = "<4.0,>=3.8"
 groups = ["main"]
 files = [
-    {file = "letta_client-0.1.213-py3-none-any.whl", hash = "sha256:58f5eca7757d63b778ea10388bb07fd6c0042f3129e1510a045a773f08cae890"},
-    {file = "letta_client-0.1.213.tar.gz", hash = "sha256:e81f9228b94cf56a22d4e7b19eeb2bcb5dea768d991e6587addd8345d1cdb3dd"},
+    {file = "letta_client-0.1.219-py3-none-any.whl", hash = "sha256:f5ad81163f60f5750fce1422e66df318be34f8731d8eeb427750c6dc7d7e698d"},
+    {file = "letta_client-0.1.219.tar.gz", hash = "sha256:eb75ac70222770dc185f3b7ed9982c168aabc3993836f8c92e1b835317714781"},
 ]
 
 [package.dependencies]
@@ -8698,4 +8698,4 @@ tests = ["wikipedia"]
 [metadata]
 lock-version = "2.1"
 python-versions = "<3.14,>=3.10"
-content-hash = "266f597cb6903928ee2acad1a6092186bf9a2bc15d4243835635f557f2a20d65"
+content-hash = "278abdf8da256eed6451ab7a667b7f039773bb48c042b90983b82399b902ed03"
diff --git a/pyproject.toml b/pyproject.toml
index 18ca377e..ab4f6479 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -72,7 +72,7 @@ llama-index = "^0.12.2"
 llama-index-embeddings-openai = "^0.3.1"
 e2b-code-interpreter = {version = "^1.0.3", optional = true}
 anthropic = "^0.49.0"
-letta_client = "^0.1.213"
+letta_client = "^0.1.219"
 openai = "^1.60.0"
 opentelemetry-api = "1.30.0"
 opentelemetry-sdk = "1.30.0"