diff --git a/libs/rag-core-api/poetry.lock b/libs/rag-core-api/poetry.lock
index 48d570d4..52ee59b4 100644
--- a/libs/rag-core-api/poetry.lock
+++ b/libs/rag-core-api/poetry.lock
@@ -2168,25 +2168,26 @@ files = [
 
 [[package]]
 name = "langchain"
-version = "1.0.8"
+version = "1.2.15"
 description = "Building applications with LLMs through composability"
 optional = false
 python-versions = "<4.0.0,>=3.10.0"
 groups = ["main"]
 files = [
-    {file = "langchain-1.0.8-py3-none-any.whl", hash = "sha256:4925bb402b83f49f652beee15c627bcd72a5a551452a0f6154869207564940d5"},
-    {file = "langchain-1.0.8.tar.gz", hash = "sha256:d02f5a58a13eec9f24e4d6dbb8c0a9721582172a8f908061b31d3d10debf946f"},
+    {file = "langchain-1.2.15-py3-none-any.whl", hash = "sha256:e349db349cb3e9550c4044077cf90a1717691756cc236438404b23500e615874"},
+    {file = "langchain-1.2.15.tar.gz", hash = "sha256:1717b6719daefae90b2728314a5e2a117ff916291e2862595b6c3d6fba33d652"},
 ]
 
 [package.dependencies]
-langchain-core = ">=1.0.6,<2.0.0"
-langgraph = ">=1.0.2,<1.1.0"
+langchain-core = ">=1.2.10,<2.0.0"
+langgraph = ">=1.1.5,<1.2.0"
 pydantic = ">=2.7.4,<3.0.0"
 
 [package.extras]
 anthropic = ["langchain-anthropic"]
 aws = ["langchain-aws"]
 azure-ai = ["langchain-azure-ai"]
+baseten = ["langchain-baseten (>=0.2.0)"]
 community = ["langchain-community"]
 deepseek = ["langchain-deepseek"]
 fireworks = ["langchain-fireworks"]
@@ -2195,7 +2196,6 @@ google-vertexai = ["langchain-google-vertexai"]
 groq = ["langchain-groq"]
 huggingface = ["langchain-huggingface"]
 mistralai = ["langchain-mistralai"]
-model-profiles = ["langchain-model-profiles"]
 ollama = ["langchain-ollama"]
 openai = ["langchain-openai"]
 perplexity = ["langchain-perplexity"]
@@ -2266,18 +2266,19 @@ tenacity = ">=8.1.0,<8.4.0 || >8.4.0,<10.0.0"
 
 [[package]]
 name = "langchain-core"
-version = "1.2.11"
+version = "1.3.2"
 description = "Building applications with LLMs through composability"
 optional = false
 python-versions = "<4.0.0,>=3.10.0"
 groups = ["main"]
 files = [
-    {file = "langchain_core-1.2.11-py3-none-any.whl", hash = "sha256:ae11ceb8dda60d0b9d09e763116e592f1683327c17be5b715f350fd29aee65d3"},
-    {file = "langchain_core-1.2.11.tar.gz", hash = "sha256:f164bb36602dd74a3a50c1334fca75309ad5ed95767acdfdbb9fa95ce28a1e01"},
+    {file = "langchain_core-1.3.2-py3-none-any.whl", hash = "sha256:d44a66127f9f8db735bdfd0ab9661bccb47a97113cfd3f2d89c74864422b7274"},
+    {file = "langchain_core-1.3.2.tar.gz", hash = "sha256:fd7a50b2f28ba561fd9d7f5d2760bc9e06cf00cdf820a3ccafe88a94ffa8d5b7"},
 ]
 
 [package.dependencies]
 jsonpatch = ">=1.33.0,<2.0.0"
+langchain-protocol = ">=0.0.10"
 langsmith = ">=0.3.45,<1.0.0"
 packaging = ">=23.2.0"
 pydantic = ">=2.7.4,<3.0.0"
@@ -2319,6 +2320,21 @@ langchain-core = ">=1.0.2,<2.0.0"
 openai = ">=1.109.1,<3.0.0"
 tiktoken = ">=0.7.0,<1.0.0"
 
+[[package]]
+name = "langchain-protocol"
+version = "0.0.12"
+description = "Python bindings for the LangChain agent streaming protocol"
+optional = false
+python-versions = "<4.0.0,>=3.10.0"
+groups = ["main"]
+files = [
+    {file = "langchain_protocol-0.0.12-py3-none-any.whl", hash = "sha256:402b61f42d4139692528cf37226c367bb6efc8ff8165b29380accb0abfece7b2"},
+    {file = "langchain_protocol-0.0.12.tar.gz", hash = "sha256:5e14c434290a705c9510fdb1a83ecf7561a5e6e0dfd053930ade80dba069269f"},
+]
+
+[package.dependencies]
+typing-extensions = ">=4.7.0,<5.0.0"
+
 [[package]]
 name = "langchain-qdrant"
 version = "1.1.0"
@@ -2395,20 +2411,20 @@ wrapt = ">=1.14,<2.0"
 
 [[package]]
 name = "langgraph"
-version = "1.0.8"
+version = "1.1.9"
 description = "Building stateful, multi-actor applications with LLMs"
 optional = false
 python-versions = ">=3.10"
 groups = ["main"]
 files = [
-    {file = "langgraph-1.0.8-py3-none-any.whl", hash = "sha256:da737177c024caad7e5262642bece4f54edf4cba2c905a1d1338963f41cf0904"},
-    {file = "langgraph-1.0.8.tar.gz", hash = "sha256:2630fc578846995114fd659f8b14df9eff5a4e78c49413f67718725e88ceb544"},
+    {file = "langgraph-1.1.9-py3-none-any.whl", hash = "sha256:7db13ceecde4ea643df6c097dcc9e534895dcd9fcc6500eeff2f2cde0fab16b2"},
+    {file = "langgraph-1.1.9.tar.gz", hash = "sha256:bc5a49d5a5e71fda1f9c53c06c62f4caec9a95545b739d130a58b6ab3269e274"},
 ]
 
 [package.dependencies]
-langchain-core = ">=0.1"
+langchain-core = ">=1.3.0,<2"
 langgraph-checkpoint = ">=2.1.0,<5.0.0"
-langgraph-prebuilt = ">=1.0.7,<1.1.0"
+langgraph-prebuilt = ">=1.0.9,<1.1.0"
 langgraph-sdk = ">=0.3.0,<0.4.0"
 pydantic = ">=2.7.4"
 xxhash = ">=3.5.0"
@@ -2431,18 +2447,18 @@ ormsgpack = ">=1.12.0"
 
 [[package]]
 name = "langgraph-prebuilt"
-version = "1.0.7"
+version = "1.0.11"
 description = "Library with high-level APIs for creating and executing LangGraph agents and tools."
 optional = false
 python-versions = ">=3.10"
 groups = ["main"]
 files = [
-    {file = "langgraph_prebuilt-1.0.7-py3-none-any.whl", hash = "sha256:e14923516504405bb5edc3977085bc9622c35476b50c1808544490e13871fe7c"},
-    {file = "langgraph_prebuilt-1.0.7.tar.gz", hash = "sha256:38e097e06de810de4d0e028ffc0e432bb56d1fb417620fb1dfdc76c5e03e4bf9"},
+    {file = "langgraph_prebuilt-1.0.11-py3-none-any.whl", hash = "sha256:7afbaf5d64959e452976664c75bb8ec24098d3510cf9c205919baf443e7342ec"},
+    {file = "langgraph_prebuilt-1.0.11.tar.gz", hash = "sha256:0e71545f706a134b6a80a2a56916562797b499e3e4ab6eed5ce89396ac03d322"},
 ]
 
 [package.dependencies]
-langchain-core = ">=1.0.0"
+langchain-core = ">=1.3.1"
 langgraph-checkpoint = ">=2.1.0,<5.0.0"
 
 [[package]]