fin

examples/agent-kit-langgraph/src/agents/readAgent.ts

@@ -0,0 +1,22 @@
+import { createReactAgent } from "@langchain/langgraph/prebuilt";
+import { gpt4o } from "../utils/model";
+import { solanaAgentState } from "../utils/state";
+import { HumanMessage } from "@langchain/core/messages";
+import { agentKit } from "../utils/solanaAgent";
+import {
+  SolanaBalanceTool,
+  SolanaFetchPriceTool,
+} from "solana-agent-kit/dist/langchain";
+
+const readAgent = createReactAgent({
+  llm: gpt4o,
+  tools: [new SolanaBalanceTool(agentKit), new SolanaFetchPriceTool(agentKit)],
+});
+
+export const readNode = async (state: typeof solanaAgentState.State) => {
+  const { messages } = state;
+
+  const result = await readAgent.invoke({ messages });
+
+  return { messages: [...result.messages] };
+};