Robotics

Fern

Website
Founded 2025Origin source ↗Checked 2026-09-15

Overview

Fern build high fidelity simulations for robotics, specifically focused on manipulation tasks. Customers have run over 900k simulation rollouts for RL and evaluations, and have verified that the simulation fidelity is high enough such that the real to sim and sim to real gap is very small.

Company description As recorded 2026-11-08

Founders & team

Previously ProactiveAI, Ishiki Labs, Fern (Formerly Ishiki Labs)

Company history As recorded 2026-11-08

Amit Yadav

Founder/CEO

Cofounder and CEO at Ishiki Labs (W26). Previously: Research Scientist, first in LlaMA team training multimodal LLMs and then in Reality Labs at Meta training video assistant for smart glasses. PhD from Purdue University with 20+ publications at top conferences like CVPR, NeurIPS, and ICASSP

Founder profile As recorded 2026-09-15

Robert Xu

Founder

Co-founder & CTO of Ishiki Labs (W26). Previously worked on multi-modal AI and Orion AR glasses at Meta and research infra at Citadel Securities.

Founder profile As recorded 2026-09-15
2team members reported
Source-reported As recorded 2026-09-15

Founded 2025 · Source

News & product activity

Sources & observations

Y Combinator

Profile depthverified profile
Website observationwebsite reachable
Last website check2026-11-11
Location · source statedNot documented
Pricing evidenceNo pricing page confirmed
Maturity: Not assessed · 3 of 6 areas documented

Source-based assessment · automated evidence rules

The captured homepage does not clearly identify the listed business.

Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.

Stage definitions
independent websitesource corroborationreachable websitedescriptive evidenceclassified market and modelsourced peoplesourced founding year