Companies

Epsilla

epsilla.com

Epsilla provides enterprise Agent-as-a-Service software for building and deploying private-data AI agents without engineering overhead.

HQSan Francisco, California, United States
Employees1-50
Jobs checked 3d ago
Specialization
Not classified
Business
Agent Tooling
Market
Cross Industry
Ecosystem
Agents
Customers
Enterprises
More details
Organization type
Commercial Company
Ecosystem
Agents
Business
Agent Tooling
Specialization
Not classified
Market
Cross Industry
Customers
Enterprises
Delivery models
Hosted Software
Revenue models
Subscription
Listing status
Not classified
Latest equity round
Not classified
Reported funding amount
Not classified

About

Epsilla builds an Agent-as-a-Service platform that lets enterprises and domain professionals create, deploy, and manage AI agents grounded in private data and knowledge. Its differentiation is reducing engineering and infrastructure overhead while retaining customization, enterprise security, scalability, and integration capabilities.

Market

Epsilla competes in the enterprise generative-AI, AI-agent-as-a-service, and private-knowledge RAG market. It positions itself as a no-code, production-oriented platform for vertical AI agents, differentiating through built-in RAG, its own vector database, managed infrastructure, enterprise security and scalability, and API-level customization rather than requiring customers to assemble an agent stack themselves.

Target Customers

Epsilla targets enterprises and domain professionals—especially non-technical teams, IT and research groups, and business units that need AI agents grounded in private organizational knowledge. Its ideal buyers are enterprise innovation, IT, data, and operations leaders who want scalable, secure, low-code agent deployment without building the infrastructure themselves.

At a Glance

Problem

Epsilla addresses the difficulty of turning an organization’s private knowledge into reliable, useful AI services. Building domain-specific agents normally requires data ingestion, vector databases, retrieval-augmented generation, workflow design, deployment infrastructure, and ongoing tuning—work that creates substantial engineering overhead and limits adoption by domain professionals. The economic pain is measurable: Epsilla says its financial-analyst use case can reduce costs by 90% and improve efficiency tenfold, while its legal-research use case can save up to 80% of the time and cost involved in research.

The clearest “killer” use case is converting proprietary company information into specialized AI assistants, such as financial analysts, lawyer assistants, customer-support agents, tutors, and research tools. These applications automate document retrieval, summarization, question answering, and routine workflows while reserving complex cases for human experts.

Product / Service

Epsilla is an all-in-one Agent-as-a-Service platform for creating and deploying AI agents grounded in a company’s private data and domain knowledge. Its built-in RAG capabilities, knowledge bases, workflows, prompts, and customizable interfaces let domain professionals build agents without advanced technical skills, while giving AI builders deeper control and giving enterprises infrastructure, security, scalability, and deployment options. The platform can also provide APIs for integrating agents into a company’s own user interface.

The delivery model ranges from self-serve subscriptions to enterprise and services-led offerings. Plans run from a free tier through $29-per-month Starter and $249-per-month Professional tiers, with a $2,499-per-month AI Concierge option that includes a forward-deployed engineer and done-for-you agent and workflow build-out; enterprise customers receive custom pricing, white-labeling, SSO, and on-premises deployment options. The benefit is faster movement from private knowledge to production AI applications with less infrastructure and engineering burden.

Market

Epsilla competes in the enterprise generative-AI application stack, particularly AI-agent platforms, retrieval-augmented generation, knowledge-base assistants, and vector-database infrastructure. YC categorizes it as SaaS infrastructure and AI databases, while the company positions its current offering as an enterprise Agent-as-a-Service platform. The supplied research does not identify named direct competitors, so Epsilla’s competitive differentiation is best understood as the combination of accessible no-code or low-code agent creation, deep RAG customization, enterprise controls, and optional implementation support.

The company was founded in 2023, is an active Summer 2023 Y Combinator company, and is listed with a three-person team. Its site names customers or users including Stanford Medicine, Samsung E&A, SonicWall, Visioneer, MTR, and others, and testimonials describe production-oriented chatbot, RAG, and GenAI proof-of-concept use. Its paid tiers and enterprise offering show a monetization model, but the available research does not disclose revenue, customer counts, or funding; it therefore should not be characterized definitively as either revenue-generating at scale or pre-revenue.

Founders & Leadership

Richard (Renchu) SongFounder
Co-Founder & CEO
Ricki QinFounder
Co-Founder
Eric YangFounder
Co-Founder & CTO

Funding History

2023-06
Seed (Crunchbase labels it Pre-Seed)$500K

Y Combinator

Recent News

2026-07-26funding
2026 US-headquartered Korean Startup Map

Dealroom’s startup map lists Epsilla as a Jersey City-based AI company and reports $125K raised. This is a directory/map listing rather than a standalone funding announcement.

2026-06-02partnership
Epsilla Partners with TokenRouter: Frontier and Open-Source Models on a Single API Key

Epsilla announced a TokenRouter partnership that makes TokenRouter a first-class model provider inside Epsilla. Users can access commercial and open-source models through one API key, with unified routing, model switching, caching, and pricing benefits.

2026-04-18product_launch
Introducing HarnessRouter — Bring the world's best AI agents into your app, with one API

Epsilla introduced HarnessRouter as a product for bringing external AI agents into applications through a single API.

2025-09-05other
Build AI Agents Without Coding: Epsilla's Guide

Third-party coverage described Epsilla as an all-in-one platform intended to make AI-agent creation accessible to nontechnical users, with website embedding and API integration options.

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Business Model

Epsilla uses a tiered SaaS subscription model with a free plan and paid Starter, Professional, and AI Concierge plans priced monthly or annually. It also sells custom Enterprise plans with expanded capacity, integrations, deployment options, consulting, customization, and premium support.

Products

Epsilla Agent-as-a-Service platformNo-code vertical AI agent builder and deployment platformEpsilla Cloud for building, deploying, and managing private-knowledge agentsEpsilla Vector DatabaseEnterprise AI Concierge and custom agent/workflow implementation services

Customers

Energent AISamsung E&AEnigmaVokeyStanford MedicineMTRSonicWallVisioneerSocial Protection FundPaperLogicInfolineBlotOutSeoul National UniversityEdMonTigerGraphCambio MLNeonlingoPool Bridge FarmConnected Data LondonOviedolodgeWithfriends.coBotflow.io

Tech Stack

Large language models (GPT-4.1 and provider-agnostic LLM support)Retrieval-Augmented Generation (RAG)Epsilla high-performance vector database and vector storageEmbeddings, indexing, and querying pipelinesPython client/API integrationsReactNode.jsTypeScriptPyTorch and TensorFlow

Competitors

Sana
Microsoft Copilot Studio
Google Vertex AI Agent Builder
IBM watsonx
Glean
Dust