diff --git a/poetry.lock b/poetry.lock
index acf58c5b..9e1c965a 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -161,13 +161,13 @@ files = [
 
 [[package]]
 name = "anthropic"
-version = "0.34.2"
+version = "0.35.0"
 description = "The official Python library for the anthropic API"
 optional = false
 python-versions = ">=3.7"
 files = [
-    {file = "anthropic-0.34.2-py3-none-any.whl", hash = "sha256:f50a628eb71e2c76858b106c8cbea278c45c6bd2077cb3aff716a112abddc9fc"},
-    {file = "anthropic-0.34.2.tar.gz", hash = "sha256:808ea19276f26646bfde9ee535669735519376e4eeb301a2974fc69892be1d6e"},
+    {file = "anthropic-0.35.0-py3-none-any.whl", hash = "sha256:777983989ed9e444eb4a6d92dad84027f14a6639cba6f48772c0078d51959828"},
+    {file = "anthropic-0.35.0.tar.gz", hash = "sha256:d2f998246413c309a7770d1faa617500f505377a04ab45a13a66f8559daf3742"},
 ]
 
 [package.dependencies]
@@ -3828,4 +3828,4 @@ multidict = ">=4.0"
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "520f4d09c51d8db7f8d4ecbd44f581360165f4eb078a04badcdf28370cb0ff54"
+content-hash = "33c2e2b582a9fc0f6800032d46e95217cf4201f162cce48aa8309e722ba4c2b9"
diff --git a/pyproject.toml b/pyproject.toml
index 4e06c34a..2b43ffe8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ ruff = "^0.6.9"
 pydantic = "^2.8.2"
 mypy = "^1.11.1"
 groq = ">=0.9,<0.12"
-anthropic = "^0.34.1"
+anthropic = ">=0.34.1,<0.36.0"
 ipykernel = "^6.29.5"
 jupyterlab = "^4.2.4"
 diskcache-stubs = "^5.6.3.6.20240818"