diff --git a/.github/workflows/frontend.yml b/.github/workflows/frontend.yml
index 1f2c3195..e4e24d3f 100644
--- a/.github/workflows/frontend.yml
+++ b/.github/workflows/frontend.yml
@@ -7,15 +7,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+      - uses: oven-sh/setup-bun@v1
       - name: Install dependencies
         working-directory: frontend
         run: |
-          yarn install
+          bun install
       - name: Run svelte-check
         working-directory: frontend
         run: |
-          yarn check
+          bun check
       - name: Run prettier
         working-directory: frontend
         run: |
-          yarn prettier --check . --ignore-path ../.gitignore
+          bun prettier --check . --ignore-path ../.gitignore
diff --git a/frontend/app/HeroPage.svelte b/frontend/app/HeroPage.svelte
index eb44de43..c4402590 100644
--- a/frontend/app/HeroPage.svelte
+++ b/frontend/app/HeroPage.svelte
@@ -5,7 +5,7 @@
   import { tweened } from "svelte/motion";
 
   const length = 20;
-  let i = tweened(length * 1.3, { easing: sineInOut, duration: 700 });
+  const i = tweened(length * 1.3, { easing: sineInOut, duration: 700 });
 
   onMount(() => ($i = 0));
 </script>
diff --git a/frontend/package.json b/frontend/package.json
index 8989c154..d704ee39 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -12,24 +12,24 @@
     "check": "svelte-check --tsconfig ./tsconfig.json"
   },
   "devDependencies": {
-    "@antfu/eslint-config": "^2.15.0",
+    "@antfu/eslint-config": "^2.21.1",
     "@promplate/pattern": "^0.0.1",
-    "@sveltejs/vite-plugin-svelte": "^3.1.0",
+    "@sveltejs/vite-plugin-svelte": "^3.1.1",
     "@tsconfig/svelte": "^5.0.4",
-    "@unocss/eslint-plugin": "^0.59.3",
-    "@unocss/extractor-svelte": "^0.59.3",
-    "@unocss/reset": "^0.59.3",
-    "eslint": "^8.57.0",
+    "@unocss/eslint-plugin": "^0.61.0",
+    "@unocss/extractor-svelte": "^0.61.0",
+    "@unocss/reset": "^0.61.0",
+    "eslint": "^9.4.0",
     "eslint-plugin-format": "^0.1.1",
-    "eslint-plugin-svelte": "^2.37.0",
-    "prettier": "^3.2.5",
-    "prettier-plugin-svelte": "^3.2.3",
-    "svelte": "^4.2.15",
-    "svelte-check": "^3.6.9",
-    "svelte-eslint-parser": "^0.33.1",
-    "tslib": "^2.6.2",
+    "eslint-plugin-svelte": "^2.39.3",
+    "prettier": "^3.3.2",
+    "prettier-plugin-svelte": "^3.2.4",
+    "svelte": "^4.2.18",
+    "svelte-check": "^3.8.0",
+    "svelte-eslint-parser": "^0.37.0",
+    "tslib": "^2.6.3",
     "typescript": "^5.4.5",
-    "unocss": "^0.59.3",
-    "vite": "^5.2.9"
+    "unocss": "^0.61.0",
+    "vite": "^5.3.1"
   }
 }
diff --git a/pyproject.toml b/pyproject.toml
index 12ac1619..09b34f2f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,20 +7,21 @@ readme = "README.md"
 license = { text = "MIT" }
 dependencies = [
     "fastapi-slim~=0.111.0",
-    "uvicorn[standard]~=0.29.0",
-    "promplate[all]~=0.3.4.4",
-    "promplate-trace[langfuse,langsmith]==0.3.0dev2",
+    "uvicorn[standard]~=0.30.1",
+    "promplate[all]~=0.3.4.7",
+    "promplate-trace[langfuse,langsmith]==0.3.0dev5",
     "python-box~=7.1.1",
-    "pydantic-settings~=2.2.1",
+    "pydantic-settings~=2.3.1",
     "httpx[http2]~=0.27.0",
     "promptools[stream,validation]~=0.1.3.3",
     "fake-useragent~=1.5.1",
     "html2text~=2024.2.26",
     "beautifulsoup4~=4.12.3",
     "rich~=13.7.1",
-    "zhipuai~=2.0.1",
-    "anthropic~=0.25.8",
-    "dashscope~=1.19.0",
+    "zhipuai~=2.1.0.20240521",
+    "anthropic~=0.28.0",
+    "dashscope~=1.19.2",
+    "logfire[fastapi,system-metrics]~=0.42.0",
 ]
 
 [tool.pdm]
diff --git a/src/__init__.py b/src/__init__.py
index bcd8cb17..90b73a23 100644
--- a/src/__init__.py
+++ b/src/__init__.py
@@ -6,6 +6,7 @@
 
 from .routes.prompts import prompts_router
 from .routes.run import run_router
+from .utils.config import env
 from .utils.load import generate_pyi
 from .utils.time import now
 
@@ -21,3 +22,12 @@ async def greet():
 
 
 app.mount("/", StaticFiles(directory="frontend/dist", html=True, check_dir=False))
+
+if env.logfire_token:
+    import logfire
+
+    logfire.configure()
+    logfire.info("app started", **env.model_dump())
+    logfire.instrument_openai()
+    logfire.instrument_anthropic()
+    logfire.instrument_fastapi(app)
diff --git a/src/utils/config.py b/src/utils/config.py
index e01ded35..b1669736 100644
--- a/src/utils/config.py
+++ b/src/utils/config.py
@@ -16,6 +16,7 @@ class Config(BaseSettings):
 
     # other services
     serper_api_key: str = ""
+    logfire_token: str = ""
 
     base_path: str = ""
 
diff --git a/src/utils/llm/anthropic.py b/src/utils/llm/anthropic.py
index d9fc142a..2c363ab5 100644
--- a/src/utils/llm/anthropic.py
+++ b/src/utils/llm/anthropic.py
@@ -37,7 +37,7 @@ async def generate(prompt: str | list[Message], /, **config):
     ) as stream:
         async for event in stream:
             if event.type == "content_block_delta":
-                yield event.delta.text
+                yield getattr(event.delta, "text", "")
 
 
 @link_llm("claude")