Experiential Labs (YC S26) — Open source OpenRouter that turns your traffic into a better model
We build the open source OpenRouter for AI budget holders to control model access and usage. We're a team that has earned an ML PhD at Georgia Tech, scaled AutoGPT to 160k GitHub stars, and led a self-driving simulation team at Waabi.
Experiential Labs is a Y Combinator company in the Summer 2026 batch. Its directory entry describes it as: Open source OpenRouter that turns your traffic into a better model. The founders listed are Kion Fallah (Founder/CEO), Silen Naihin (Founder/CTO) (Y Combinator directory entry, June 28, 2026).
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What it does Open source OpenRouter that turns your traffic into a better model (source)
Example from a real report (our sample on Target): “Target eliminated approximately 1,800 corporate positions, with around 1,000 employees receiving layoff notices and the remainder accounted for by eliminating open roles.” Source: NBC News
We build the open source OpenRouter for AI budget holders to control model access and usage. We're a team that has earned an ML PhD at Georgia Tech, scaled AutoGPT to 160k GitHub stars, and led a self-driving simulation team at Waabi.
What the site is built with
Next.jsframeworkVercelhosting
Read from the page's own HTML and response headers on 10 September 2026, at https://www.experientiallabs.ai/. Each badge matched a string the site serves about itself — hover one to see which. Nothing here is a traffic, ranking or revenue figure: those cannot be read off a page and are not claimed.
Checked away from the directory entry. What is below does not come from the company's Y Combinator page.
One API key for every model: hosted providers, your own keys, your own GPUs. Routing, access control, and attribution for everything your agents call.
The title and description the site itself served, answering 200. Not a cached copy and not the company's directory entry — what was live when we asked.
Kion Fallah
Founder/CEO
Co-founder and CEO of Experiential Labs. Previously Staff Research Scientist at Waabi leading the mixed reality simulation team. PhD in Machine Learning from Georgia Tech focused on synthetic data.
Silen Naihin
Founder/CTO
Built and grew AutoGPT to 160k stars. Did AI for science at the DOE. Previously cofounded Stackwise (was in W24) and various founding AI eng roles. Did continual learning, interp, and evals research.
Founders, titles and bios as the company published them. Photographs are our own copies of the ones on that record, so they do not break when the original link expires.
One of 338 companies held here in B2B › Infrastructure.
No investor is drawn from a Form D — the form states how many invested and never who. The one investor on this graph is named because a batch has exactly one.
Want the whole picture on Experiential Labs?
Example from a real report (our sample on Target): “Target eliminated approximately 1,800 corporate positions, with around 1,000 employees receiving layoff notices and the remainder accounted for by eliminating open roles.” Source: NBC News
A Full Report on Experiential Labs: verified, sourced, every claim cited, ready in a few minutes. See pricing.
What the Full Report on Experiential Labs covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
9 cited sources found
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Experiential Labs (YC S26) — Open source OpenRouter that turns your traffic into a better model. MentionFox, 2026-10-20. https://mentionfox.com/funding/yc-experiential-labs
