YCW24· AI· DevtoolsRespan
Self-driving observability, evals, and gateway for AI agents
Founders
Not read from YC yet; the weekly run fills these in.
Same space
Competitors
Closest in what they build, same category.
LemmaF25Production Monitoring for AI agentsShared: developer tools, monitoringActive
MiddlewareW23AI-based full stack observability platformShared: aiopsActive
LaminarS24Understand why your AI agent breaks. Iterate fast to fix it.Shared: aiops, developer toolsActive
ExecutorS26The open source tool gatewayShared: aiopsActive
BaserunS23Observability and evaluation platform for LLM apps.Shared: aiops, developer toolsActive
Adjacent
Overlapping tags, a different niche.
MirrorsF26Fix your AI agent's errors at runtime, so they never happen twiceShared: aiops, developer toolsActive
Neptune.ioS14A self-healing platform to enrich and fix server alerts automaticallyShared: aiops, monitoringInactive
PareaS23Test, evaluate & observe your LLM applicationsShared: developer tools, monitoringActive
CovalS24Simulation & Evaluation that scales voice and chat AI agentsShared: developer tools, monitoringActive
IncidentFoxW26AI SRE agent that triages, coordinates, and fixes production incidentsShared: aiops, developer toolsActive
Also from W24 in AI
Batchmates in Winter 2024.
Agentic LabsW24AI system design tools for dev teamsActive
Centauri AIW24Helps teams work effectively with AI coding agents.Active
Decipher AIW24QA agents that write tests 10x faster with zero maintenanceActive
DownlinkW24Make your LLMs 3x faster.Active
DragoneyeW24Custom video detection models in less than 5 minutesActive
EllipsisW24Cloud platform for coding agentsActive
About Respan
Respan gives teams a unified control plane to trace and evaluate agent behavior without guesswork, automatically surface issues, and fix what breaks faster. Respan connects production observability, automated and human-in-the-loop evaluations, and an adaptive AI gateway to close the loop between detection, decision, and action - so agents improve continuously in production. Respan is trusted by 100+ AI startups and enterprise teams. Today, the platform process 1B+ logs and 2T+ tokens every month, supporting more than 6.5M end users.
San Francisco, CA, USA
Respan: questions
Which YC batch was Respan in?
Respan was in Y Combinator's Winter 2024 batch (W24).
Is Respan still active?
Y Combinator lists Respan as active.
Where is Respan based?
Respan lists San Francisco, CA, USA as its location on YC's directory.
Not affiliated with Y Combinator. From YC's public directory. Logos via logo.dev; trademarks belong to their owners.