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Integrate Json Tools into your Mastra agent with SettleGrid's per-call billing. No subscriptions, no minimums — pay only for what you use.
JSON validation, formatting, and diff.. Deploy instantly with SettleGrid billing pre-wired.
Mastra is a TypeScript-first framework for building AI agents and workflows. It provides type-safe tool definitions and composable agent pipelines.
npm install mastraPurchase credits for Json Tools, then generate an API key from your Consumer Dashboard.
import { Agent, createTool } from "mastra";
import { z } from "zod";
// Define the tool with Zod schema
const json_toolsTool = createTool({
id: "json_tools",
description: "JsonTools — call via SettleGrid",
inputSchema: z.object({
query: z.string().describe("Input query"),
}),
execute: async ({ context }) => {
const resp = await fetch(
"https://proxy.settlegrid.ai/v1/json_tools",
{
method: "POST",
headers: {
"x-api-key": "sg_live_your_key_here",
"Content-Type": "application/json",
},
body: JSON.stringify({ query: context.query }),
}
);
if (!resp.ok) throw new Error(`JsonTools failed: ${resp.status}`);
return resp.json();
},
});
// Create an agent with the tool
const agent = new Agent({
name: "json_tools-agent",
instructions: "Use JsonTools to accomplish the task.",
model: { provider: "OPEN_AI", name: "gpt-4o" },
tools: { json_tools: json_toolsTool },
});
const result = await agent.generate("Use JsonTools for this input");Execute your Mastra agent. SettleGrid automatically meters each call to Json Tools and deducts from your credit balance. No rate limits beyond your purchased credits.
No subscriptions or minimums. Credits never expire. See full pricing details.
Purchase credits and start using Json Tools in your Mastra agent today.
View Json Tools →Use Json Tools with other agent frameworks: