Launch Archive / X · Jun 2026
Launch post for the AI Gateway, emphasizing built-in observability, evaluations, prompt optimization, and routing across 1,000+ models.
The AI gateway with built-in observability & evals
Company research
Public company, workplace, funding, and market signals
Updated Jul 29, 2026
Overview
Respan (formerly Keywords AI) is a YC W24 startup building an LLM engineering platform for AI teams, combining gateway routing, observability, evaluations, and prompt management so teams can ship and monitor production AI agents.
Primary product
AI gateway, observability, and evaluation platform for LLM applications
Founded
2023
Headquarters
San Francisco, California, United States
Team size
10-20
Work style
Flexible
Industry
Software Development
Sub-industry
AI infrastructure / LLM observability
Offices
Open Positions
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