Solace: A Global Mental Health First Responder Built with Gemma 4

Wed, 03 Jun 2026 19:37:18 +0000

The Problem Nobody Talks About

970 million people worldwide live with mental health disorders.

But almost every mental health tool built with AI assumes the same user: fast internet, English as a first language, a US or UK phone number to call in a crisis.

That's not 970 million people. That's maybe 50 million.

I'm a developer based in Lagos, Nigeria. When I looked at the mental health AI tools being built, I kept asking the same question: what happens when someone in Accra, Nairobi, Manila, or São Paulo needs help at 2am?

They get a chatbot that tells them to call 988.

That's the gap Solace was built to close.

What is Solace?

Solace is a voice-first, privacy-focused mental health companion powered by Gemma 4. It listens, assesses, and connects people to real help — wherever they are in the world.

Live app: https://slcai-sm9m.vercel.app/
GitHub: https://github.com/sam-the-champ/SLCAI

Demo Video:

What makes Solace different

1. Localized crisis resources for 13+ countries

Most mental health AI tools are built with US resources baked in. If you're not American, you're on your own.

Solace auto-detects your country from your browser timezone and immediately surfaces the right crisis lines, text lines, and chat services for Nigeria, Ghana, Kenya, South Africa, Zimbabwe, India, UK, USA, Canada, Australia, Philippines, Singapore, Brazil — and falls back to international resources for everywhere else.

No settings. No configuration. It just knows.

export function getResourcesByTimezone(): CountryResources {
  const tz = Intl.DateTimeFormat().resolvedOptions().timeZone
  const tzToCountry: Record<string, string> = {
    'Africa/Lagos': 'NG',
    'Africa/Accra': 'GH',
    'Africa/Nairobi': 'KE',
    // ...13+ countries
  }
  const code = tzToCountry[tz]
  return resourcesByCountry[code] ?? resourcesByCountry.DEFAULT
}

2. Voice-first input

When someone is in distress, typing is a barrier. Solace has a one-tap voice input powered by the Web Speech API — speak your feelings, Solace listens.

No third-party API. No extra cost. Works in the browser natively.

const SpeechRecognition = window.SpeechRecognition || window.webkitSpeechRecognition
recognition.continuous = true
recognition.interimResults = true

3. Trauma-informed triage with Gemma 4

Every message is assessed across four triage levels: Low → Moderate → High → Crisis.

Gemma 4's 128K context window and deep instruction-following made it the right model for this. The system prompt is carefully crafted to avoid clinical coldness while still being precise enough to catch crisis signals:

// Triage levels:
// low: mild everyday stress, general worry
// moderate: persistent sadness, sleep issues, social withdrawal  
// high: panic attacks, trauma symptoms, major crisis
// crisis: suicidal ideation, self-harm, immediate danger

At crisis level, the entire UI shifts — emergency resources move to the top, the call button becomes prominent, and the AI's tone changes to prioritize connection to real help over conversation.

4. Private mood journal

Every check-in is saved to a local mood journal — stored entirely in localStorage. No server. No account. No data leaving the device.

Users can track patterns across sessions: when they tend to feel worse, whether things are improving, what their check-ins look like over time.

5. Installable PWA

Solace is a Progressive Web App. On mobile, users can install it directly to their home screen — no app store, no download, works in low-bandwidth conditions.

This matters enormously in markets like Nigeria where data costs are high and storage is limited. A 2MB installable app beats a 200MB download every time.

Why Gemma 4 specifically?

This is the question that matters most, so let me be direct.

I chose Gemma 4 31B because:

1. The 128K context window means Solace can hold a full therapeutic conversation — not just one or two turns. Mental health support isn't transactional. People circle back. They contradict themselves. They need to feel heard across a long exchange.

2. Instruction-following precision — the triage system depends on Gemma 4 returning structured JSON reliably, with emotional nuance baked into the summary, patterns, strategies, and affirmation fields. I tested with smaller models. The quality gap was significant.

3. It's open. Gemma 4 can be self-hosted. That means a clinic in Lagos or a NGO in Nairobi could eventually run this on their own infrastructure, with no API costs and full data sovereignty. That's a future worth building toward.

4. Privacy story. Every conversation stays between the user and the model. Solace doesn't log, store, or transmit conversation data. For mental health, that's not a feature — it's a requirement.

Technical Stack

Frontend: React + Vite + TypeScript
Styling: CSS custom properties, glassmorphism UI, no component library
AI: Gemma 4 31B via OpenRouter
Voice: Web Speech API (native browser)
Storage: localStorage (journal, no server)
PWA: Web App Manifest + service worker ready
Deploy: Vercel

The hardest part

Building the crisis response flow was the hardest and most important part of this project.

When Gemma 4 returns triageLevel: "crisis", everything changes. The UI shifts to red. The emergency number for the user's country moves above the fold. The AI's system prompt switches to a mode focused entirely on staying present and bridging to real help — not providing therapy.

Getting that balance right — compassionate but not clinical, urgent but not alarming — took more iteration than anything else in the codebase.

What's next

Offline-first fallback responses — cached grounding techniques that work with no internet
More languages — French, Hausa, Swahili, Portuguese
More countries — currently 13, targeting 30+
NGO partnership mode — white-label for mental health organizations

Try it

https://slcai-sm9m.vercel.app/

Open it on your phone. Tap a mood. Speak how you're feeling. See what country resources appear for you.

If you're building in the mental health space or you work with communities that are underserved by current AI tools — I'd love to hear from you in the comments.

Solace is an AI companion, not a therapist or medical service. If you are in crisis, please contact your local emergency services.

To the Developer Who Feels Left Behind Right Now In The Age of AI

Wed, 06 May 2026 19:17:46 +0000

If you’re a developer, especially if you're just starting out, and you’ve been feeling completely overwhelmed lately, you are not alone it's mostly an illusion as Brad Traversy explains.

Every single day, it feels like there's a new "must-learn" framework, a new package, or a revolutionary AI pair programming assistant dropping. You open Tech Twitter, and suddenly a dozen influencers are broadcasting that if you aren't using the absolute latest tools, you're already obsolete.

However here are two things you need to remember (without giving too much spoilers from the video):

1. The Core Advice: Fundamentals > Hype

In the video, Brad emphasizes that the secret to surviving this industry isn't trying to learn every single new tool that hits the timeline. Instead, his advice is to focus on the basics. Gaining a deep, unbreakable understanding of the fundamentals of your tech stack will always pay off more than chasing the latest hype train. Frameworks and AI wrappers come and go, but core programming concepts don't.

2. Everyone is a "Tech expert" is an Illusion

Adding to Brad's point on the illusion, here is a perspective I try to keep in mind (and something I discuss over on my blog): Not many people are programmers in the first place. When you're deep in the tech space, it feels like everyone is building AGI in their basement and writing perfectly optimized code at light speed. Out in the real world? Most people still think "AI" is just ChatGPT and don't even know what Claude Code is.

Give yourself some grace. You are doing much better than you think.

To sum it up...

I recently saw a comment from a YouTube user (@MulugetaGonfa) that perfectly captured the current state of developer fatigue:

"At this point, you basically need to be unemployed to keep up with AI."

So close Twitter for a bit. Stop worrying about the 50 new tools rele
ased today.

Wait, who is Brad Traversy?

If you are newer to the dev space and haven't come across him yet, Brad Traversy is the creator behind Traversy Media. He has been a staple in the web development community for well over a decade, teaching millions of developers through his straightforward crash courses and tutorials. Because he has been in the industry for so long, he has seen countless "tech hype cycles" come and go. This makes his advice on sticking to the fundamentals carry a lot of weight coming for a veteran.

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