Claude Code

import { createSandboxClientFromEnv } from "@coreweave/cwsandbox/node";

const repository = process.argv[2];
if (!repository) throw new Error("Pass a repository URL.");

const bootstrap = `
set -o pipefail
apt-get update -qq
DEBIAN_FRONTEND=noninteractive apt-get install -y -qq tmux >/dev/null
curl -fsSL https://claude.ai/install.sh | bash
mkdir -p /workspace
`;

const client = createSandboxClientFromEnv();
const sandbox = await client.create({
  containerImage: "node:22-bookworm",
  resources: { cpu: "2", memory: "4Gi" },
  maxLifetimeSeconds: 8 * 3600,
  waitUntilRunning: false,
  tags: ["claude-code"],
});
try {
  await sandbox.wait();
  const commands = [
    ["bash", "-ec", bootstrap],
    ["git", "clone", "--", repository, "/workspace/project"],
  ];
  for (const command of commands) {
    await sandbox.commands.run(command, { timeoutMs: 900_000, check: true });
  }
} catch (error) {
  await sandbox.stop();
  throw error;
}
console.log(`Sandbox ID: ${sandbox.sandboxId}`);

import { createSandboxClientFromEnv } from "@coreweave/cwsandbox/node";

if (!process.stdin.isTTY || !process.stdout.isTTY) {
  throw new Error("Run this script in an interactive terminal.");
}
const sandboxId = process.argv[2];
if (!sandboxId) throw new Error("Pass a sandbox ID.");
const client = createSandboxClientFromEnv();
const sandbox = await client.fromId(sandboxId);
const terminal = await sandbox.shell({
  command: ["/bin/bash"],
  cols: process.stdout.columns || 80,
  rows: process.stdout.rows || 24,
});
const wasRaw = process.stdin.isRaw;
const forwardInput = (chunk: Buffer) => {
  void terminal.stdin.write(chunk).catch((error) => {
    console.error(error);
    void terminal.cancel();
  });
};

try {
  process.stdin.setRawMode(true);
  process.stdin.on("data", forwardInput);
  process.stdin.resume();
  for await (const chunk of terminal.output) {
    process.stdout.write(chunk);
  }
  const result = await terminal.wait();
  process.exitCode = result.exitCode;
} finally {
  process.stdin.off("data", forwardInput);
  process.stdin.setRawMode(wasRaw);
  process.stdin.pause();
  await terminal.stdin.close();
}