BetterAgent
BetterAgent integrates agent functionality directly into existing Next.js applications.
FreemiumCoding & Dev
Visit website Free to browse · updated 2026-06-26
What is BetterAgent?
The system scans projects to locate potential tool candidates from API routes and server actions. Developers select which handlers the agent can access and provide descriptions for decision-making. This approach ensures agents operate within the same contracts used by the application itself. Integration occurs through a registry of interface elements that can be added to layouts. These elements support various placements while inheriting existing design tokens. Authentication forwards user credentials to maintain session integrity during operations. Production support includes streaming responses, usage tracking, and limits on requests. The setup works with the current Next.js App Router and records details for each interaction to aid debugging.
Key features
Scans Next.js codebase to discover routes and server actions
Wraps existing server actions with Zod schemas for agent tools
shadcn-compatible UI components (sidebar, popup, inline-bar, cmd-k)
Built-in observability for runs, tool calls, tokens, and latency
Native SSE streaming with mid-stream tool execution
Forwards end-user bearer tokens for auth without service accounts
Rate limiting and production infrastructure (billing, evals)
AI models BetterAgent uses
claude-sonnet-4.6
Default model. Live on every plan
What you can use BetterAgent for
Enable Agents in Existing SaaS
Point BetterAgent at a Next.js codebase to scan routes and server actions, allowing users to trigger real product work through an agent without new infrastructure.
Wrap Actions as Agent Tools
Convert existing server actions into agent-callable tools by wrapping them with Zod schemas, preserving session handling and revalidation.
Embed Production-Ready Agent UI
Add shadcn-compatible components such as sidebar, popup, inline-bar, or cmd-k to integrate agent conversations directly into the application.
How to use BetterAgent
- 1Run betteragent discover to scan the Next.js project
- 2Select routes and server actions to expose as tools
- 3Define Zod schemas for selected handlers
- 4Execute betteragent sync to update the agent configuration
- 5Install UI components with npx betteragent add
BetterAgent pricing
Pricing model: Freemium. Plan details are indicative — check the site for current prices.
Free
Free/mo
- 500 free credits
- Get started free
Editor's verdict
Pros
- +Zero-config CLI setup that reuses existing code as tools
- +Production-ready features like auth forwarding and observability
Cons
- –Only Next.js App Router supported; other frameworks planned but unavailable
- –Primarily tied to Claude models with limited options listed
Our take: BetterAgent is a solid coding & dev choice. It's valued for zero-config cli setup that reuses existing code as tools and production-ready features like auth forwarding and observability. The main trade-off is only next.js app router supported; other frameworks planned but unavailable. A good pick if you want capable AI without a high upfront cost.
Frequently asked questions
A Next.js codebase using the app router; run the CLI to discover routes and server actions, then select which ones to expose.
Summary
BetterAgent is a solid coding & dev choice. It's valued for zero-config cli setup that reuses existing code as tools and production-ready features like auth forwarding and observability. The main trade-off is only next.js app router supported; other frameworks planned but unavailable. A good pick if you want capable AI without a high upfront cost.
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