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Agent

Relay Agents

Next.js AI agent app boilerplate: chat, tools, memory, auth, and billing wired.

★★★★★4.9 (52 reviews)
122+ sold
Full source, no obfuscation
12 months of updates
Unlimited client projects
14-day money-back guarantee

A full-stack Next.js starter for shipping your own agent product: streaming chat UI, tool calling against MCP servers, conversation memory, auth, and subscription billing — the four weeks of plumbing, done.

Streaming chat with tool calls
Workspace usage + billing panel
Admin: users, plans, limits

What's inside

Streaming chat UI with tool-call rendering
Connects to any MCP server as a client
Conversation memory on Postgres + Prisma
Auth: email, OAuth providers
Subscription billing via Paddle
Usage metering per workspace
Admin panel: users, plans, limits
Vercel-ready, one-command setup

See it in code

TypeScript
const agent = useAgent({
  mcpServers: ['forge-mcp'],
  onToolCall: (call) => logUsage(workspace.id, call),
});

<ChatStream agent={agent} memory="postgres" />

Stack

Streaming chatMCP tool callingMemoryBilling
GM

Built and personally maintained by Golam Mostafa — Top Rated Plus on Upwork, 12+ years shipping production web apps. Questions before buying? Reach me directly.

Customer reviews

4.9· 52 reviews
NI
Nadia Islam
★★★★★Jul 2026
Verified purchase

Shipped our agent MVP in nine days on this. Billing, memory, and tool-call rendering were exactly the plumbing we did not want to write.

RC
Rahim Chowdhury
★★★★★Jun 2026
Verified purchase

The Paddle integration works exactly as shipped — subscriptions, upgrades, webhooks. Worth it for that alone.

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