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Posts by Lennex Zinyando

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300+ GitHub stars for Izwi
1200+ Downloads 🚀

I strongly believe voice AI will be huge in the next few years.

Izwi's goal is to be the default voice AI runtime for private deployments.

github.com/izwi-ai/izwi

2 days ago 1 1 0 0
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GitHub - izwi-ai/izwi: Voice AI runtime. Local first transcription, speaker diarization, TTS, and voice cloning with an OpenAI compatible API. Voice AI runtime. Local first transcription, speaker diarization, TTS, and voice cloning with an OpenAI compatible API. - izwi-ai/izwi

Only 4 more needed to reach 300 GitHub stars.

Tell a friend to tell a friend to try Izwi, the Voice AI Runtime.

github.com/izwi-ai/izwi

5 days ago 0 0 0 0
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At least we are not buying GitHub stars at Izwi, we need a few more to reach 300. Go to GitHub and give us a ⭐️

github.com/izwi-ai/izwi

6 days ago 0 0 0 0
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GitHub - izwi-ai/izwi: On-device audio AI runtime. Local first transcription, speaker diarization, TTS, and voice cloning with an OpenAI compatible API. On-device audio AI runtime. Local first transcription, speaker diarization, TTS, and voice cloning with an OpenAI compatible API. - izwi-ai/izwi

Being a solo founder in the age of AI is weird, you can do more than ever, but the real bottleneck is still judgment.

AI gives you leverage. It doesn't give you conviction.

Building Izwi has made that painfully clear.

github.com/izwi-ai/izwi

1 week ago 1 0 0 0
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GitHub - izwi-ai/izwi: On-device audio AI runtime. Local first transcription, speaker diarization, TTS, and voice cloning with an OpenAI compatible API. On-device audio AI runtime. Local first transcription, speaker diarization, TTS, and voice cloning with an OpenAI compatible API. - izwi-ai/izwi

GitHub - github.com/izwi-ai/izwi

1 week ago 0 0 0 0

5/ We're not competing with cloud speech APIs on convenience.

We're building for teams who need privacy, control, and cost predictability.

The teams that can't, or won't, send voice data to someone else's cloud.

That's Izwi. That's the bet we're making.

#voiceAI #AIinfrastructure #startup

1 week ago 4 0 3 0

4/ Izwi gives you one unified runtime that runs entirely on your own infrastructure, on-device, in your VPC, behind your firewall.

OpenAI-compatible API. No audio leaves your environment. No usage-based billing that explodes at scale.

Just production-ready voice infrastructure you control.

1 week ago 0 0 1 0

3/ Neither works when you're a healthcare company that can't send patient data to the cloud. Or a fintech with strict data residency rules. Or any team needing sub-100ms latency.

The market is telling us: private deployment is no longer a niche feature. It's a standard buying requirement.

1 week ago 0 0 1 0

2/ If you're building voice AI today, you have two options:

1. Send audio to the cloud (Google, AWS, OpenAI) - easy to start, but expensive at scale + data privacy headaches

2. Stitch together open-source tools - each with different APIs, barely production-ready

Neither works for many teams.

1 week ago 1 0 1 0
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1/ Every day I get questions about what Izwi is and what business we are in.

Short answer: We're building the private audio runtime for production voice AI.

Let me explain what that actually means 🧵

1 week ago 0 0 1 0
GitHub - izwi-ai/izwi: On-device audio AI runtime. Local first transcription, speaker diarization, TTS, and voice cloning with an OpenAI compatible API. On-device audio AI runtime. Local first transcription, speaker diarization, TTS, and voice cloning with an OpenAI compatible API. - izwi-ai/izwi

How do you build features people want when nobody opts into telemetry?

Open source founders know the trap: ship, celebrate, nada. Just vibes and prayer.

Izwi launched with optional telemetry. <1% opted in.

Now we're flying blind.

Startup problems.

github.com/izwi-ai/izwi

1 week ago 2 0 0 0
GitHub - izwi-ai/izwi: On-device audio AI engine. Local first transcription, TTS, and voice cloning with an OpenAI compatible API. On-device audio AI engine. Local first transcription, TTS, and voice cloning with an OpenAI compatible API. - izwi-ai/izwi

Fireworks AI shutting down their audio APIs is a reality check.

Given 30 days' notice, you realize the brutal truth: You’re not building a product. You’re renting one.

Portable audio inference. Run it anywhere, cloud or on the edge. Own your stack.

github.com/izwi-ai/izwi

1 week ago 0 0 0 0
GitHub - izwi-ai/izwi: Open-source, on-device audio AI engine. Local first transcription, TTS, and voice cloning with an OpenAI compatible API. Open-source, on-device audio AI engine. Local first transcription, TTS, and voice cloning with an OpenAI compatible API. - izwi-ai/izwi

I think OpenClaw and Hermes Agent are incredible, 350K+ and 28K+ stars are incredible. But they've been stuck in text.

Enter Izwi: on-device voice AI that runs locally.

Your agents, now with ears and a mouth. 🦞🗣️

github.com/izwi-ai/izwi

2 weeks ago 0 0 0 0
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GitHub - izwi-ai/izwi: Open-source, on-device audio AI engine. Local first transcription, TTS, and voice cloning with an OpenAI compatible API. Open-source, on-device audio AI engine. Local first transcription, TTS, and voice cloning with an OpenAI compatible API. - izwi-ai/izwi

ElevenLabs biggest flaw: you're locked into their cloud.

Their servers. You pay per character. You need API keys.

I built Izwi AI.

Open-source voice AI that runs 100% on your machine.

No API keys. No cloud. No subscription.

276 ⭐ on GitHub.

github.com/izwi-ai/izwi

2 weeks ago 1 0 0 0
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Release Izwi v0.1.0-beta-11 · izwi-ai/izwi What's Changed ✨ New Features System Tray Integration: Added system tray controls for the desktop app, including settings for startup behavior and visibility. In-App Updater: Introduced a cross-pl...

🚀 Just shipped v0.1.0-beta-11, the biggest UI update in this beta cycle.

Redesigned UI + new features that make Izwi feel like a real product.

Hot take: "Open source ElevenLabs"

Try it and tell me I'm wrong: github.com/izwi-ai/izwi...

⭐ If you believe in open source voice AI

2 weeks ago 1 0 0 0
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ChatGPT is now the #1 traffic source for the Izwi website.

400 sessions this month. More than Google. More than Twitter.

The AI search era is here.

github.com/izwi-ai/izwi

3 weeks ago 0 0 0 0
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GitHub - izwi-ai/izwi: The engine for on-device audio AI. Run private transcription, TTS, and voice cloning on your own hardware via an OpenAI-compatible API. No cloud, no keys, no latency. The engine for on-device audio AI. Run private transcription, TTS, and voice cloning on your own hardware via an OpenAI-compatible API. No cloud, no keys, no latency. - izwi-ai/izwi

ElevenLabs recently wrote about open-source TTS for conversational AI.

Soon, Izwi will be THE way to run open source ASR, TTS & Chat models.

GitHub: github.com/izwi-ai/izwi

3 weeks ago 1 0 0 0
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GitHub - izwi-ai/izwi: The engine for on-device audio AI. Run private transcription, TTS, and voice cloning on your own hardware via an OpenAI-compatible API. No cloud, no keys, no latency. The engine for on-device audio AI. Run private transcription, TTS, and voice cloning on your own hardware via an OpenAI-compatible API. No cloud, no keys, no latency. - izwi-ai/izwi

Question I keep asking myself: Are we building infrastructure or building a product?

Izwi is the Ollama of Audio AI or the open source ElevenLabs?

Still figuring out which lane to pick.

Hot take: this is exactly when a cofounder earns their keep

github.com/izwi-ai/izwi

3 weeks ago 1 0 0 0
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Izwi just shipped Studio, a workspace for long-form TTS projects.

Paste text, split into segments, queue renders, export audio. It's beta and rough in places, but it works.

Try it and tell us what's broken.

github.com/izwi-ai/izwi...

3 weeks ago 1 0 0 0
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GitHub - izwi-ai/izwi: On-device AI engine for transcription, TTS, and voice workflows. On-device AI engine for transcription, TTS, and voice workflows. - izwi-ai/izwi

The product decisions I didn't expect: they're all local first problems.

Speed depends on hardware. Bigger models are smarter, but don't run on weaker machines. Features behave differently across models.

Making it all feel cohesive is the job.

github.com/izwi-ai/izwi

4 weeks ago 0 0 0 0

Getting paid users is the next step and it’s probably going to be hard. I like that the idea, problem and solution have been validated. Building a business is next.

4 weeks ago 0 0 0 0
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GitHub - izwi-ai/izwi: On-device AI engine for transcription, TTS, and voice workflows. On-device AI engine for transcription, TTS, and voice workflows. - izwi-ai/izwi

Day 1: "You need a co-founder."

Day 60: still solo, 220 GitHub stars, shipping voice AI that runs on your machine

Turns out the math changed.

Building in public. Izwi. Follow along.

github.com/izwi-ai/izwi

4 weeks ago 6 0 5 1
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GitHub - izwi-ai/izwi: On-device AI engine for transcription, TTS, and voice workflows. On-device AI engine for transcription, TTS, and voice workflows. - izwi-ai/izwi

AI makes building easy. Knowing what to build? Still, the hard part.

This Saturday: UI polish (I'm not a designer, it shows) + competitor intel.

AI helps you build. It does not help you decide.

Anyway. Back to working on IzwiAI.

github.com/izwi-ai/izwi

1 month ago 0 0 0 0

I asked Grok to tell me about myself, and it said:

"You're the guy quietly (but very deliberately) building infrastructure so voice AI can actually work offline, cheaply, and, hopefully, soon in languages and contexts that big cloud providers still ignore."

IzwiAI 🚀🔥

1 month ago 0 0 0 0
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200+ stars on GitHub for Izwi.

This project started because I wanted to try Qwen-TTS/Qwen-ASR and couldn't find an easy way.

So I built it myself.

Started by accident. Feels like the right move.

github.com/izwi-ai/izwi

1 month ago 1 1 0 0
GitHub - izwi-ai/izwi: On-device AI engine for transcription, TTS, and voice workflows. On-device AI engine for transcription, TTS, and voice workflows. - izwi-ai/izwi

I accidentally built a local AI inference engine.

Never intended to. Just wanted to test some models.

Now it has transcription, TTS, voice cloning—all running locally.

Writing custom Metal kernels to make it faster.

github.com/izwi-ai/izwi

1 month ago 2 0 2 0
"GDPR by Default": How On-Device AI Solves the Compliance Nightmare for European Startups - Izwi Blog Voice data is biometric data. GDPR treats it as special category data. EU AI Act enforcement hits August 2026. Here's how on-device AI changes the compliance math for European startups.

"We have vendor assessments." → "Our AI never touches the cloud."

"We have DPIA underway" → "GDPR-compliant by design."

The difference between a 3-month sales cycle and a 12-month compliance review.

izwiai.com/blog/gdpr-by...

1 month ago 0 0 0 0
AI in the Boardroom: Why the C-Suite Is Banning Cloud AI - Izwi Blog Goldman, Samsung, and hundreds of others blocked ChatGPT. They figured out what security teams knew all along: your board conversations belong in the room, not in someone else's cloud.

Your M&A strategy lives in vendor logs. Your SEC investigation discussion sits on someone else's servers.

That's not a risk. It's a certainty.

On-device transcription keeps your boardroom in the room.

izwiai.com/blog/ai-in-t...

1 month ago 0 0 0 0
Do Things that Don't Scale

Just kicked off a Codex task...

This means it's time to reread "Do Things That Don't Scale" by Paul Graham

Being a solo founder building IzwiAI means multitasking and working weekends, too.

www.paulgraham.com/ds.html

1 month ago 0 0 0 0
Speaker Diarization: The Feature Nobody Talks About But Everyone Needs - Izwi Blog What speaker diarization is, why regulated industries can't afford cloud solutions, and how Izwi handles it locally.

Most transcription tools give you text.

Speaker diarization tells you who said what — and when it matters most (attorney-client calls, medical conversations, financial advisory).

The problem? Cloud solutions create compliance nightmares.

izwiai.com/blog/speaker...

1 month ago 0 1 0 0