set default model for Anthropic (#655)

`ChatAnthropic()` raises ValidationError. Also set model for ChatOpenAI where it appears alongside anthropic. Best to be explicit about model, otherwise new defaults will cause unexpected changes. Co-authored-by: Eugene Yurtsev <[email protected]>
langchain-ai · May 21, 2024 · bb74431 · bb74431
1 parent 4be04bd
commit bb74431
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Showing 3 changed files with 7 additions and 7 deletions.
diff --git a/README.md b/README.md
@@ -167,17 +167,17 @@ app = FastAPI(
 
 add_routes(
     app,
-    ChatOpenAI(),
+    ChatOpenAI(model="gpt-3.5-turbo-0125"),
     path="/openai",
 )
 
 add_routes(
     app,
-    ChatAnthropic(),
+    ChatAnthropic(model="claude-3-haiku-20240307"),
     path="/anthropic",
 )
 
-model = ChatAnthropic()
+model = ChatAnthropic(model="claude-3-haiku-20240307")
 prompt = ChatPromptTemplate.from_template("tell me a joke about {topic}")
 add_routes(
     app,

diff --git a/examples/llm/server.py b/examples/llm/server.py
@@ -15,12 +15,12 @@
 
 add_routes(
     app,
-    ChatOpenAI(),
+    ChatOpenAI(model="gpt-3.5-turbo-0125"),
     path="/openai",
 )
 add_routes(
     app,
-    ChatAnthropic(),
+    ChatAnthropic(model="claude-3-haiku-20240307"),
     path="/anthropic",
 )
 

diff --git a/examples/router/server.py b/examples/router/server.py
@@ -21,13 +21,13 @@
 # Invocations to this router will appear in trace logs as /models/openai
 add_routes(
     router,
-    ChatOpenAI(),
+    ChatOpenAI(model="gpt-3.5-turbo-0125"),
     path="/openai",
 )
 # Invocations to this router will appear in trace logs as /models/anthropic
 add_routes(
     router,
-    ChatAnthropic(),
+    ChatAnthropic(model="claude-3-haiku-20240307"),
     path="/anthropic",
 )