AA fixed the "Key" problem on Base. Now we have to stop AI agents from being dumb
Someone recently DMed me this question after reading my Base AA write-up:
Here is my take on where the frontier of agent security actually sits today.
The Recap: Why EOA Bots were a disaster on Base
Since I started tracking this, the biggest bottleneck was the EOA. In the old model, if you wanted an autonomous agent to trade for you, you had to hand over your private key.
This was a "binary" security model: the bot either had total control or zero control. If the bot’s server was breached, your entire wallet was gone. There was no way to limit the damage. On a high-speed chain like Base, a compromised bot could be drained before you even noticed the notification.
How Account Abstraction on Base finally fixes this
Account Abstraction turns your wallet into a programmable smart contract. Instead of a master key, we now use Session Keys.
Think of these like a "valet key" for your crypto. You can give an agent a key that only works for 24 hours, only on specific protocols, and only for a specific dollar amount. If the agent gets hacked, the attacker is stuck inside a very small sandbox.
The New Battlefield: Permissions vs. Decision Safety
Now that we’ve moved the risk away from "losing the key," we have two new layers to worry about:
1. Permissions & Spending Controls: This is the "plumbing." It’s about ensuring the agent can’t physically move more money than it’s allowed to.
2. Decision Safety: This is the "brain." It’s about the agent knowing if a specific move is actually a good idea, or if it’s walking into a trap.
The recent launch of Base MCP is a huge step for the Permissions layer. By using native plugins for protocols like Uniswap, Moonwell, and Virtuals, developers can give agents a "pre-approved" toolkit. Instead of giving an agent raw access to the internet, you give it a specific "Uniswap Plugin" that only knows how to do one thing: trade safely.
My Take: Why "Decision Safety" is the bigger risk
In my view, Decision Safety is the real danger zone today.
We are getting very good at building the cage. Between Base MCP and the tooling being stress-tested in events like the $2,000 USDC Agent Quest contest, the "Permissions" layer is becoming a solved technical problem.
The real risk is that AI agents can still be "tricked." An agent might have perfect permissions to trade on Uniswap, but it lacks the human "common sense" to realize that a token with 1,000,000% APR and no liquidity is a rugpull. The permissions worked, the agent stayed under its $50 limit, but the intelligence failed because it made a "dumb" move.
We have upgraded from "losing the keys to the house" to "hiring a manager who might accidentally buy a magic bean." We’ve fixed the security of the access, but we haven't yet mastered the security of the intent.
What do you guys think? Are you more worried about an agent being hacked, or an agent "hallucinating" its way into a bad trade because it doesn't understand the context of a market move?
Posted May 28, 2026, 10:47 AM UTC