Merge branch 'main' into jup-sol

src/langchain/index.ts

@@ -516,6 +516,57 @@ export class SolanaCreateImageTool extends Tool {
   }
 }
 
+export class SolanaLendAssetTool extends Tool {
+  name = "solana_lend_asset";
+  description = `Lend idle USDC for yield using Lulo. ( only USDC is supported )
+
+  Inputs (input is a json string):
+  amount: number, eg 1, 0.01 (required)`;
+
+  constructor(private solanaKit: SolanaAgentKit) {
+    super();
+  }
+
+  async _call(input: string): Promise<string> {
+    try {
+      let amount = JSON.parse(input).amount || input;
+
+      const tx = await this.solanaKit.lendAssets(amount);
+
+      return JSON.stringify({
+        status: "success",
+        message: "Asset lent successfully",
+        transaction: tx,
+        amount: amount,
+      });
+    } catch (error: any) {
+      return JSON.stringify({
+        status: "error",
+        message: error.message,
+        code: error.code || "UNKNOWN_ERROR",
+      });
+    }
+  }
+}
+
+export class SolanaTPSCalculatorTool extends Tool {
+  name = "solana_get_tps";
+  description = "Get the current TPS of the Solana network";
+
+  constructor(private solanaKit: SolanaAgentKit) {
+    super();
+  }
+
+  async _call(_input: string): Promise<string> {
+    try {
+      const tps = await this.solanaKit.getTPS();
+      return `Solana (mainnet-beta) current transactions per second: ${tps}`;
+    } catch (error: any) {
+      return `Error fetching TPS: ${error.message}`;
+    }
+  }
+}
+
 export class SolanaStakeTool extends Tool {
   name = "solana_stake";
   description = `This tool can be used to stake your SOL (Solana), also called as SOL staking or liquid staking.
@@ -562,6 +613,8 @@ export function createSolanaTools(solanaKit: SolanaAgentKit) {
     new SolanaGetWalletAddressTool(solanaKit),
     new SolanaPumpfunTokenLaunchTool(solanaKit),
     new SolanaCreateImageTool(solanaKit),
+    new SolanaLendAssetTool(solanaKit),
+    new SolanaTPSCalculatorTool(solanaKit),
     new SolanaStakeTool(solanaKit),
   ];
 }