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Epsilla

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Epsilla

All-in-one platform to create AI agents with your private knowledge

epsilla.com
HQ: Sunnyvale, CA, USA; Remote
1-10
B2B

Company research

Public company, workplace, funding, and market signals

Updated Jul 30, 2026

Overview

Epsilla is a YC S23, founder-led AI agent platform that helps enterprises build and deploy vertical AI agents with private data, no-code workflows, RAG, and flexible deployment options (managed SaaS, on-prem, private cloud).

Primary product

Epsilla Cloud / Vertical AI Agent-as-a-Service platform

Founded

2023

Headquarters

New York City, United States

Team size

1-10

Industry

Software Development

Sub-industry

AI agent platform / RAG-as-a-Service

Offices

New York City, United States
San Francisco, California, United States
Jersey City, New Jersey, United States

Business model

freemium
subscription SaaS
usage-based billing
enterprise custom pricing
open-source software

Funding

Stage

Pre-Seed

Total raised

$500K

Latest round

Pre-Seed · Aug 2023

Latest amount

$500K

Pre-Seed

Aug 2023 · Y Combinator

$500K

People & investors

Leadership

Renchu (Richard) Song

Co-Founder & CEO

Jing (Ricki) Qin

Co-Founder

Eric Yang

Co-Founder

Investors

Nivesha Ventures
Ride Wave Ventures
Y Combinator

Work & culture

Founder-led and highly technical startup culture; public updates emphasize fast iteration, customer-frontline building, AI-augmented execution, and close collaboration with users.

Visa sponsorship

Yes

Compensation

No public salary bands were posted; public H1B filings show average offered salary around $122,138 across filings, with software developer LCAs at $147,680 in FY2025.

Product & market

Pricing

Freemium subscription plans with usage-based add-ons and custom enterprise pricing.

Differentiators

  • —No-code AI agent builder
  • —Private-data / knowledge-base grounding
  • —Managed SaaS, on-premise, and private-cloud deployment options
  • —Enterprise security, scalability, and multi-tenancy
  • —Built-in agent management and RAG tooling
  • —Open-source vector database claims around faster search and high precision
  • —ClawTrace observability for agent tracing and cost analysis

Technology

C++
Python
TypeScript
React
Node.js
FastAPI
Next.js
Docker
PyTorch
TensorFlow

Customers

enterprises
vertical SaaS providers
manufacturing teams
healthcare organizations
financial services teams
legal services teams
research management teams
sales/support teams
construction teams
publishers/libraries

Competitors

Contextual AI
Replicate
Cohere
Fireworks AI
Goodfire
Bria
Dust
OpenAI
Anthropic
Mistral AI

Scale & contact

Estimated revenue

≈$1.4M ARR (third-party estimate)

Estimated monthly visits

14.9K

Traffic estimate as of Jun 2026

info@epsilla.com

Latest news

Epsilla turns three, says revenue grew 700% and it reached break-even

LinkedIn · Jul 2026

Founder update saying Epsilla grew revenue 700% over the prior 12 months, reached break-even, and is rebuilding around an agent-native business operating system.

Introducing the Epsilla x TokenRouter partnership

LinkedIn · Jun 2026

Announcement that TokenRouter became a first-class model provider inside Epsilla, giving users access to frontier and open-source models through one API key.

ClawTrace paper selected as an oral presentation at AgentSkills '26

LinkedIn · May 2026

Richard Song said the ClawTrace paper was selected for oral presentation at the First Workshop on Agent Skills at ACM CAIS 2026.

Tool Search: Redefining Agent Tool Calling

Epsilla Blog · Apr 2026

Technical blog post arguing that on-demand tool discovery can reduce context bloat and token costs for enterprise agent systems.

ClawTrace launched on Y Combinator Launch YC

Y Combinator · Apr 2026

Launch post for ClawTrace, the company’s observability product for OpenClaw agents, with execution traces, call graphs, timelines, and cost analysis.

BlogCareersDiscord communityDocumentationEpsilla CloudGitHub orgHomepageLinkedIn companyPricingX / Twitter
SourcesOfficial homepagePricingCareersCloudDocsY Combinator company pageLinkedIn company pageGitHub orgEpsilla blogClawTrace repo

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