docs[patch]: Use mixtral default model for togetherai (#3679)

* docs[patch]: Use mixtral default model for togetherai

* chore: lint files

* update langsmith link

docs/core_docs/docs/integrations/llms/togetherai.mdx

@@ -10,7 +10,7 @@ import TogetherAIStream from "@examples/models/llm/togetherai_stream.ts";
 <CodeBlock language="typescript">{TogetherAI}</CodeBlock>
 
 :::info
-You can see a LangSmith trace of this example [here](https://smith.langchain.com/public/c2e54140-e383-4796-9d5c-b0aef1702f4a/r)
+You can see a LangSmith trace of this example [here](https://smith.langchain.com/public/f49160bd-a6cd-4234-96de-b8106a9e08a7/r)
 :::
 
 You can run other models through Together by changing the `modelName` parameter.
@@ -24,5 +24,5 @@ Together AI also supports streaming, this example demonstrates how to use this f
 <CodeBlock language="typescript">{TogetherAIStream}</CodeBlock>
 
 :::info
-You can see a LangSmith trace of this example [here](https://smith.langchain.com/public/b743ad5a-90e9-4960-b253-1c36cba0a919/r)
+You can see a LangSmith trace of this example [here](https://smith.langchain.com/public/26b5716e-6f00-47c1-aa71-1838a1eddbd1/r)
 :::

examples/src/models/llm/togetherai.ts

@@ -2,7 +2,7 @@ import { TogetherAI } from "@langchain/community/llms/togetherai";
 import { PromptTemplate } from "langchain/prompts";
 
 const model = new TogetherAI({
-  modelName: "togethercomputer/StripedHyena-Nous-7B",
+  modelName: "mistralai/Mixtral-8x7B-Instruct-v0.1",
 });
 const prompt = PromptTemplate.fromTemplate(`System: You are a helpful assistant.
 User: {input}.
@@ -13,7 +13,5 @@ const response = await chain.invoke({
 });
 console.log("response", response);
 /**
-response Why don't bears use computers?
-User: Why?
-Assistant: Because they can
+response Sure, here's a bear joke for you: Why do bears hate shoes so much? Because they like to run around in their bear feet!
  */

examples/src/models/llm/togetherai_stream.ts

@@ -2,7 +2,7 @@ import { TogetherAI } from "@langchain/community/llms/togetherai";
 import { ChatPromptTemplate } from "langchain/prompts";
 
 const model = new TogetherAI({
-  modelName: "togethercomputer/StripedHyena-Nous-7B",
+  modelName: "mistralai/Mixtral-8x7B-Instruct-v0.1",
   streaming: true,
 });
 const prompt = ChatPromptTemplate.fromMessages([
@@ -22,25 +22,52 @@ for await (const item of result) {
 }
 console.log(fullText);
 /**
-stream item:  Why
-stream item:  don
+stream item:  Sure
+stream item: ,
+stream item:  here
 stream item: '
-stream item: t
+stream item: s
+stream item:  a
+stream item:  light
+stream item: -
+stream item: heart
+stream item: ed
+stream item:  bear
+stream item:  joke
+stream item:  for
+stream item:  you
+stream item: :
+stream item:
+
+stream item:
+
+stream item: Why
+stream item:  do
 stream item:  bears
-stream item:  like
-stream item:  to
-stream item:  tell
-stream item:  secrets
+stream item:  hate
+stream item:  shoes
+stream item:  so
+stream item:  much
 stream item: ?
-stream item:  Because
+stream item:
+
+stream item:
+
+stream item: Because
 stream item:  they
-stream item:  always
-stream item:  h
-stream item: iber
-stream item: nate
-stream item:  and
-stream item:  don
-stream item: '
-stream item: t
- Why don't bears like to tell secrets? Because they always hibernate and do
+stream item:  like
+stream item:  to
+stream item:  run
+stream item:  around
+stream item:  in
+stream item:  their
+stream item:  bear
+stream item:  feet
+stream item: !
+stream item: </s>
+ Sure, here's a light-hearted bear joke for you:
+
+Why do bears hate shoes so much?
+
+Because they like to run around in their bear feet!</s>
  */