Company · AI & Data

SLNG

slng.ai ↗ ·Barcelona ·Pre-seed

SLNG is a voice AI infrastructure company building an execution layer that sits between voice-agent orchestrators and the underlying speech/LLM models, handling model routing, regional compute across 11 sovereign hubs, failover, PII redaction and compliance to cut latency and cost. Founded in 2025 by former Vercel and npm go-to-market lead Luke Miller (who describes the product as 'the Vercel for voice agents') and Ismael Ordaz Reyes, it is model-agnostic across 30+ providers including OpenAI, Anthropic, Deepgram and ElevenLabs, and is HIPAA/ISO 27001/GDPR compliant with SOC 2 Type II in progress. Its office is in Barcelona, and it is registered in the UK as Slng Ltd while operations remain Barcelona-based.

Founded

2025

Founders

News

Rounds

Investors

SectorsVoice AI, AI Infrastructure, Developer Tools, Speech Recognition, Enterprise Software Start-up MapAI & Data › AI data infrastructure

Profile updated 30 Aug 2026

Founders

Ismael Ordaz Reyes

Co-founder & CPO (product and engineering)

Luke Miller

Co-founder & CEO

Global models

No comparables on record yet.

Investors 3

a16z scouts

a16z.com ↗

Investor United States

Earlybird Venture Capital

earlybird.com ↗

Investor Germany

Step Function

stepfunction.vc ↗

Investor United States

Funding rounds 1

Pre-seed · €3.3M

SLNG.ai raised a €3.3M (approx. $3.9M) pre-seed led by Earlybird VC to build a model-agnostic global voice AI platform that integrates multi…

2025-10-15

News & media 5

Published	Article
2026-08-17	How SLNG powers Indic voice AI at scale with Sarvam ↗ Sarvam AI
2026-07-16	When more AI means worse AI ↗ Earlybird Venture Capital
2026-05-18	Former Vercel executive says voice agents will be won on infrastructure, not models ↗ Tech.eu
2025-11-28	SLNG, la revolución de la IA que habla desde Menorca ↗ Última Hora
2025-10-15	SLNG.ai raises €3.3M to build global voice AI infrastructure to challenge US dominance ↗ Tech.eu