Launch HN: Respan (YC W24) Open-Sources Plugin-Based Rust AI Gateway

Andydy25 · hn · 2026-10-20

Respan (YC W24) launched an open-source Rust AI gateway built around a tiny core where everything—providers, protocols (MCP, voice), modalities, fallbacks, PII redaction, smart routing—is a plugin. The team previously wrapped LiteLLM for thousands of orgs, with wrapper code exceeding 100k lines, until a routine LiteLLM upgrade caused intermittent connection failures this January. Inspired by Nginx, they redesigned the gateway so features can be added without breaking the core.

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