Yingtell SEA — Claude SG Community Event, May 29

Claude SG Community Event · May 29, 2026

Yingtell
SEA

What happens when your message meets a panel of brutally honest AI advisors?

The Problem

You left the meeting excited.
They went quiet.

The follow-up message felt right.
The silence that followed did not.

Indonesia They said "very interesting." You never heard back.

Thailand The meeting was warm. The proposal died in silence.

Philippines Strong first call. Follow-up email — no reply.

?

The message was the problem.
You just didn't know it.

The Build

"I built my own critic.
And it has opinions."

Yingtell SEA

A multi-agent ASEAN message review tool
built entirely in a single HTML file.

1

HTML file

3

Parallel agents

0

Frameworks

Built by someone who cannot spell JavaScript.

Meet the Agents

Your panel of brutally honest advisors

K

KAIA

Cultural Sensitivity

Reads what your message signals culturally — face, status, relationship, timing.

R

REX

Relationship Intel

Reads the relationship dynamic. Are you moving too fast? Too transactional?

V

VERA

Value & Risk

Reads what you're offering — and what you're accidentally risking.

J

THE JUDGE — Final Grader

Reviews all three agents. Renders a verdict.

PASS

HOLD

REWRITE

How It Works

Multi-agent orchestration with a harness and grader

YOUR
MESSAGE

Your message
+ context

→

KAIA

REX

VERA

3 agents run
in parallel

→

JUDGE

Grades &
synthesizes

→

VERDICT

PASS / HOLD
/ REWRITE

Agentic Vocabulary

Harness: The control layer that stops agents — and developers — from doing dangerous things. The harness protects the deal.

Grader: The Judge. An agent whose only job is to evaluate the other agents' outputs and assign a verdict.

Orchestration: Running multiple agents in parallel, then combining their reasoning into one coherent answer.

Live Demo

DEMO
TIME

Let's submit something… questionable.

1

Flip the Demo toggle (top right of the app)

2

Bad follow-up message auto-fills

3

Hit Submit — all 3 agents run live

4

Watch the Judge arrive

Demo Mode · No API key needed · Fully scripted result

yingtell-sea.html ↗

Security Architecture

This is not vibe coding.
This is vibe coding WITH BRAKES.

🔑 Runtime only

API key is entered at runtime. Never hardcoded into the file. Never baked in.

🚫 Never stored

No localStorage. No cookies. No file. Close the tab — the key is gone. That is intentional. That is architecture.

→ Browser to Anthropic directly

Goes straight from your browser to Anthropic's servers. No middleman storing it anywhere.

🛡 For production

Always use a backend proxy so the API key never touches the client at all.

"The harness protects the deal. The security architecture protects the key. Same mindset."

The question is no longer:

"Can you build it?"

The question is:

"Do you know
what to ask for?"

— Li Yingying, Yingfluence

Yingfluence

Let's talk about what you're building.

Influence begins with clarity.
Depth before visibility.
Structure before noise.

www.yingfluence.com Founder: Li Yingying

Try it yourself

→Flip to Demo Mode — no key needed

→Paste your own message for a live read

→Try different markets and relationship stages

→Fork it. Build your own version.

github.com/Yingfluencer/yingtell-sea

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