diff --git a/Makefile b/Makefile
index f9d0a04..0e6c89e 100644
--- a/Makefile
+++ b/Makefile
@@ -32,7 +32,7 @@ docs:
 # ============================================================================
 
 test:
-	uv run pytest tests/ -v
+	uv run python -m pytest tests/ -v
 
 integrationtest:
 	uv run python integrationtest/agent/test_agent.py
diff --git a/pyproject.toml b/pyproject.toml
index 34754b4..5fdd8be 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,9 @@ dependencies = [
     "firebase-rest-api>=1.11.0",
     "numpy>=1.26.4",
     "requests>=2.32.3",
+    "requests-toolbelt>=1.0.0",
     "langchain>=0.3.7",
+    "langchain-core>=0.3.15",
     "openai>=1.58.1",
     "pydantic>=2.9.2",
     "og-x402==0.0.1.dev4"
diff --git a/uv.lock b/uv.lock
index e43ed2b..1086716 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1,5 +1,5 @@
 version = 1
-revision = 2
+revision = 3
 requires-python = ">=3.11"
 resolution-markers = [
     "python_full_version >= '3.14'",
@@ -7,6 +7,10 @@ resolution-markers = [
     "python_full_version < '3.13'",
 ]
 
+[options]
+exclude-newer = "2026-03-28T08:31:26.6243936Z"
+exclude-newer-span = "P7D"
+
 [[package]]
 name = "aiohappyeyeballs"
 version = "2.6.1"
@@ -1867,18 +1871,20 @@ wheels = [
 
 [[package]]
 name = "opengradient"
-version = "0.9.5"
+version = "0.9.6"
 source = { editable = "." }
 dependencies = [
     { name = "click" },
     { name = "eth-account" },
     { name = "firebase-rest-api" },
     { name = "langchain" },
+    { name = "langchain-core" },
     { name = "numpy" },
     { name = "og-x402" },
     { name = "openai" },
     { name = "pydantic" },
     { name = "requests" },
+    { name = "requests-toolbelt" },
     { name = "web3" },
 ]
 
@@ -1904,6 +1910,7 @@ requires-dist = [
     { name = "eth-account", specifier = ">=0.13.4" },
     { name = "firebase-rest-api", specifier = ">=1.11.0" },
     { name = "langchain", specifier = ">=0.3.7" },
+    { name = "langchain-core", specifier = ">=0.3.15" },
     { name = "langgraph", marker = "extra == 'dev'" },
     { name = "mypy", marker = "extra == 'dev'" },
     { name = "numpy", specifier = ">=1.26.4" },
@@ -1914,6 +1921,7 @@ requires-dist = [
     { name = "pytest", marker = "extra == 'dev'" },
     { name = "pytest-asyncio", marker = "extra == 'dev'" },
     { name = "requests", specifier = ">=2.32.3" },
+    { name = "requests-toolbelt", specifier = ">=1.0.0" },
     { name = "ruff", marker = "extra == 'dev'" },
     { name = "types-protobuf", marker = "extra == 'dev'" },
     { name = "web3", specifier = ">=7.3.0" },