Superagent vs Stagehand
A detailed comparison to help you choose between Superagent and Stagehand.
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Verdict: Stagehand wins
Stagehand scores 4.2/5, edging out Superagent at 3.4/5. Engineers building production browser agents who want natural-language actions with a Playwright escape hatch and can tolerate per-action LLM costs.
Superagent Open-source framework for building and deploying AI agents | Stagehand Browser automation for complex web tasks using AI | |
|---|---|---|
| Rating | 3.4 (1 review) | 4.2 (1 review) |
| Pricing Model | freemium | free |
| Starting Price | Free tier available | Free |
| Best For | Teams running AI coding agents and agent pipelines in production who want cheap continuous scanning plus an MCP loop their agents can consume. | Engineers building production browser agents who want natural-language actions with a Playwright escape hatch and can tolerate per-action LLM costs. |
| Free Tier | ||
| API Access | ||
| Team Features | ||
| Open Source | ||
| Tags | open sourceapi accessbyok | free tieropen sourceapi access |
| Visit Superagent → | Visit Stagehand → |
Superagent
Pros
- + PR scans at 1 credit each are cheap enough for continuous scanning on any paid tier
- + MCP-native loop worked in my test: a coding agent pulled findings and returned a structured report
- + Context Guardrails scores agent-consumed material against repo poisoning and malicious instructions — a category most scanners ignore
- + Every plan includes every product and unlimited seats; no per-seat tax
- + Unlimited free usage on public open-source repositories
Cons
- - Price cliff: 100 free credits then $499/month for 500 on private repos — nothing in between
- - Red Team reports cost 500 credits, so a Starter plan buys one report per month and no scanning headroom
- - The product changed category from agent framework to security platform; stale listings are materially wrong
- - Early customer base and community-weighted support outside enterprise agreements
- - Security effectiveness claims are vendor-published and need validation against your own threat model
Stagehand
Pros
- + MIT-licensed SDK runs locally against any Chromium browser; in my test the act() call re-resolved after I rewrote a login button's classes and wrappers, while my hand-written Playwright selector broke
- + extract() returns schema-validated typed data (pydantic/Zod/struct) — pulling an invoice table into typed fields removed the JSON cleanup step entirely
- + observe() hands back real selectors, so I filled login credentials with ordinary Playwright calls and the secrets never reached the model
- + Full TypeScript, Python and Go support from one monorepo, with deep locators that reached nested iframes and a closed shadow DOM in my runs
- + Token cost per action is a fraction of screenshot-driven agents I have tested, because page context is a trimmed accessibility tree rather than images
Cons
- - Every act/extract/observe call is an LLM round trip — my ten-step workflow ran noticeably slower than the equivalent pure Playwright script
- - Code-only: no recorder or visual builder, so non-programmers cannot build or maintain automations
- - Anti-bot features (stealth, residential proxies, verified sessions) live in paid Browserbase plans, not the free SDK
- - Pages with canvas-rendered or heavily obfuscated UIs leave the accessibility tree thin and the AI primitives degrade
- - v4 is still moving fast; I pin versions because major upgrades have meant migration work
Frequently Asked Questions
Which is better, Superagent or Stagehand?▼
Stagehand scores higher at 4.2/5 vs 3.4/5 for Superagent, making it the better-rated option in our comparison.
What is the difference between Superagent and Stagehand?▼
Superagent: Build, manage, and deploy AI agents with a unified framework. Handles agent orchestration, memory, tools, and integrations for developers and teams. Stagehand: Stagehand is an SDK for building browser agents, with a Playwright-style API and selectors that repair themselves when a page changes, in TypeScript, Python and Go.
Is Superagent or Stagehand more affordable?▼
Superagent starts at €0/mo, Stagehand starts at €0/mo. Check the comparison table above for current pricing.
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