Portfolio · T. Andrew Barnes

Small, careful AI tools. Built on Cloudflare, priced to run for pennies.

Four projects I designed, built, and run myself: grounded assistants, an agent stack, a maintenance cockpit, and a podcast that makes itself.

Cloudflare-native Durable Objects · R2 · Workers Grounded, not guessing Runs on the free / $5 tier
Farmer Andy
What do you build?
AI assistants for independent experts.
See pricingWhat's your background?
Embeddable widget Live

Answer Bubble

The FAQ that answers back. One script tag drops a grounded chat bubble on any site. It answers from the business's own words, and never invents.

Grounded FAQ One <script> tag farmerandy.tech
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cato-3-librarian · wrangler
$ wrangler deploy
Total Upload: 42.1 KiB / gzip 9.8 KiB
Published cato-3-librarian
readwrite · auditedddl · approve
Agent stack Open source · MIT

Cato

An agent that runs on $5 a month. A Durable-Object orchestrator with a grounded database librarian you can deploy to Cloudflare in one click.

Durable Objects Deploy to Cloudflare Eval suite
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#1REVENUE3d
Ice Cream Machine
Mix low alarm, intermittent
ICE_CREAM · $500/day · no backup ×1.5
Operations cockpit Live (private)

Today.eazy.day

From work order to fix, on one screen. Ranked tickets across sites, a verified asset registry, and a knowledge-graph diagnostic agent.

Ranked work orders Asset registry Diagnostic agent
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Chronicle cover art
What This Feed Is
CHRONICLE · EPISODE 1
1:06
Media system Live feed

Chronicle

A podcast that produces itself. An agent writes, voices, and publishes real episodes to an RSS feed served from R2. Runs for about nothing.

RSS from R2 Local TTS ~$0 / month
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