Speko (YC S26) launches as the 'OpenRouter for Voice AI' to optimize model stacks

abdik · hn · 2026-08-17

Speko, a YC S26 startup, aims to be the 'OpenRouter for Voice AI.' It addresses the complexity of voice agent stacks (STT, LLM, TTS) by providing an API router layer. Users input optimization criteria (latency, cost, accuracy), and Speko automatically filters and switches to the best model combination in real-time, solving the issue of enterprises sticking with outdated models due to integration friction.

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