diff --git a/aieng-agents/pyproject.toml b/aieng-agents/pyproject.toml
index d51264c..9c028c1 100644
--- a/aieng-agents/pyproject.toml
+++ b/aieng-agents/pyproject.toml
@@ -46,7 +46,7 @@ gradio = [
 ]
 observability = [
     "langfuse>=4.13.2",
-    "pydantic-ai-slim[logfire]>=2.7.0",
+    "pydantic-ai-slim[logfire]>=2.8.0",
 ]
 all = [
     "aieng-agents[data,weaviate,code-interpreter,gemini-proxy,news,gradio,observability]",
diff --git a/uv.lock b/uv.lock
index 4d4d3c0..65d83ef 100644
--- a/uv.lock
+++ b/uv.lock
@@ -193,7 +193,7 @@ requires-dist = [
     { name = "openai-agents", specifier = ">=0.18.0" },
     { name = "pandas", marker = "extra == 'data'", specifier = ">=3.0.2" },
     { name = "pydantic", specifier = ">=2.11.7" },
-    { name = "pydantic-ai-slim", extras = ["logfire"], marker = "extra == 'observability'", specifier = ">=2.7.0" },
+    { name = "pydantic-ai-slim", extras = ["logfire"], marker = "extra == 'observability'", specifier = ">=2.8.0" },
     { name = "pydantic-settings", specifier = ">=2.14.2" },
     { name = "pymupdf", marker = "extra == 'data'", specifier = ">=1.28.0" },
     { name = "python-dotenv", marker = "extra == 'data'", specifier = ">=1.2.2" },
@@ -3162,7 +3162,7 @@ name = "pexpect"
 version = "4.9.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
-    { name = "ptyprocess" },
+    { name = "ptyprocess", marker = "sys_platform != 'emscripten' and sys_platform != 'win32'" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/42/92/cc564bf6381ff43ce1f4d06852fc19a2f11d180f23dc32d9588bee2f149d/pexpect-4.9.0.tar.gz", hash = "sha256:ee7d41123f3c9911050ea2c2dac107568dc43b2d3b0c7557a33212c398ead30f", size = 166450, upload-time = "2023-11-25T09:07:26.339Z" }
 wheels = [
@@ -3632,7 +3632,7 @@ wheels = [
 
 [[package]]
 name = "pydantic-ai-slim"
-version = "2.7.0"
+version = "2.8.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "genai-prices" },
@@ -3643,9 +3643,9 @@ dependencies = [
     { name = "pydantic-graph" },
     { name = "typing-inspection" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/9a/8f/19e506cac0c29aced85cc06cc99564a3ba40e4ea8b332762f20c4ee5b1f8/pydantic_ai_slim-2.7.0.tar.gz", hash = "sha256:4b04442314de4394547b331e57d588d7dca06ed5394acc26cff34bd885002116", size = 781306, upload-time = "2026-07-09T02:08:38.198Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/9c/dd/fb919e88f72b508dc5642839908d23df985d4d58e7b25ed1903439bb95d7/pydantic_ai_slim-2.8.0.tar.gz", hash = "sha256:5137a76796a508c4b2dac6dca6f841a0660926877aaa19d6f8db9f13fde87d57", size = 781933, upload-time = "2026-07-10T02:06:05.167Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/2a/87/a96e95db306a9f6729026ec374c5fb2bdf22022f93d501361a07c460f1bc/pydantic_ai_slim-2.7.0-py3-none-any.whl", hash = "sha256:cee9a1d40f8d1de1326603ce1c2818d37768c8fb8043b513c4473684bef3d2ca", size = 957696, upload-time = "2026-07-09T02:08:31.366Z" },
+    { url = "https://files.pythonhosted.org/packages/04/42/3152c837e84e1c2e7b50e155e5fe94992d7efa37224425f4042639f378f4/pydantic_ai_slim-2.8.0-py3-none-any.whl", hash = "sha256:ddf8ac31442d5433ffff7c47af895088c230448fd28926a713c0f47aa2affc12", size = 958565, upload-time = "2026-07-10T02:05:58Z" },
 ]
 
 [package.optional-dependencies]
@@ -3730,7 +3730,7 @@ wheels = [
 
 [[package]]
 name = "pydantic-graph"
-version = "2.7.0"
+version = "2.8.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "httpx" },
@@ -3738,9 +3738,9 @@ dependencies = [
     { name = "pydantic" },
     { name = "typing-inspection" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/fd/1c/17aab9efff0a37a50fa35d3d69c6c92afe2b602f5885e837dd359ae969c1/pydantic_graph-2.7.0.tar.gz", hash = "sha256:4e5816dba4389c18c799748479754052f624bd3ca613c391c3a418475733cd40", size = 43904, upload-time = "2026-07-09T02:08:40.401Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/ef/5d/ab38e65ebaea0fa7eda1651605ed88978eca484b5354019bdea51b2d736b/pydantic_graph-2.8.0.tar.gz", hash = "sha256:f64936ffe69fceb4aaab8fb795cacb1d00f66b08bb3b1889c3ff4413f180ae81", size = 43909, upload-time = "2026-07-10T02:06:07.421Z" }
 wheels = [
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+    { url = "https://files.pythonhosted.org/packages/eb/f5/2d19309e920924505291918f2518b4832f547fc5eb4605760a0f7074097a/pydantic_graph-2.8.0-py3-none-any.whl", hash = "sha256:9b44a06d413586299a2d9ffb76efc1aa1d3b2268984332b03af24dd0c32dad35", size = 51645, upload-time = "2026-07-10T02:06:00.937Z" },
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 [[package]]