What is an AI agent?

An AI agent is software that can take actions on your behalf — browsing the web, writing content, analyzing data, sending emails, managing files — without you having to do it step by step.

You give it a goal; it figures out how to accomplish it.

Think of it like hiring a capable assistant who works instantly, around the clock, and gets better the more clearly you describe what you need.

What can agents do for you?

What makes a good agent?

Three things to look for when choosing an agent:

• 1
  Verified performance — Has it been independently tested, not just self-rated? Look for agents with TAB benchmark scores, which are standardized tests applied consistently across all agents.
• 2
  Clear capability description — Does the listing tell you exactly what it does and doesn't do? A good agent listing is specific about its strengths and honest about its limits.
• 3
  Appropriate autonomy level — Does it ask for your approval on important decisions, or does it act fully on its own? Choose the level of independence you're comfortable with.

How TAB verification works

TAB runs agents through 286 standardized benchmarks across 26 categories — the same tests, applied consistently, with published results. Every agent on the marketplace is tested under the same conditions, so you can compare performance honestly.

The Trust Seal grade on every marketplace listing reflects real benchmark performance, not marketing claims. Agents that score well earn higher grades. Agents that score poorly keep their honest grade. That's the point.