#!/usr/bin/env tsx
import { query } from "@anthropic-ai/claude-agent-sdk";
function argValue(flag: string): string | null {
const i = process.argv.indexOf(flag);
if (i < 0 || i + 1 >= process.argv.length) return null;
return process.argv[i + 1];
}
async function main() {
const prompt = argValue("--prompt") ?? "";
const toolsRaw = argValue("--tools");
const budgetRaw = argValue("--budget");
if (!prompt) {
console.error("Usage: npx tsx scripts/agents/agent-harness.ts --prompt \"...\" [--budget 2] [--tools Read,Edit,Bash]");
process.exit(1);
}
const budget = budgetRaw ? Number(budgetRaw) : undefined;
if (budget !== undefined && isNaN(budget)) {
console.error("Error: --budget must be a number");
process.exit(1);
}
const allowedTools = toolsRaw
? toolsRaw.split(",").map((s) => s.trim()).filter(Boolean)
: ["Read", "Edit", "Glob", "Grep", "Bash"];
const q = query({
prompt,
options: {
settingSources: ["project"],
permissionMode: "bypassPermissions",
allowedTools,
maxBudgetUsd: budget,
},
});
for await (const msg of q) {
if (msg.type === "assistant") {
const blocks = msg.message.content.filter((b: any) => b.type === "text");
for (const block of blocks) process.stdout.write(`${block.text}\n`);
} else if (msg.type === "result") {
process.stdout.write(
`Result: ${msg.subtype} | cost: ${msg.total_cost_usd ?? "n/a"} | turns: ${msg.num_turns}\n`,
);
}
}
}
main().catch((err) => {
console.error(err);
process.exit(1);
});
