Y Combinator S26 Batch Companies

Y Combinator S26 Companies

Startup Batches

Welcome to our interactive overview of Y Combinator's S26 batch. Below, you'll find a sortable, filterable table showcasing portfolio companies from this cohort.

Each row details:

  • Company name and sector (spanning B2B SaaS, Healthcare, Fintech, Biotech, Construction, Analytics, Consumer, Deep Tech, and more)
  • Funding stage to help you gauge maturity and runway
  • YC Partner assignment for insight into mentorship and domain expertise

Use this table to:

  • Explore Y Combinator's current investment focus, spotting which industries and technologies are gaining traction
  • Identify promising directions by filtering sectors or funding stages for your own market research or strategic planning
  • Quickly find founder contacts for networking, partnership, or investment outreach

Dive in now to track updates in real time, uncover market trends, potential collaborators, and the next wave of disruptive startups — all in one centralized view.

Interactive Table

Company List

Download Table
Company Website
tsenta.com
One-Liner
AI job application agent for seekers
HQ Country
United States
Company Website
archal.ai
One-Liner
Eval platform for autonomous software
HQ Country
United States
Company Website
guildai.co
One-Liner
AI-native defense supply chain layer
HQ Country
United States
Company Website
codag.ai
One-Liner
Log compression for AI incident agents
HQ Country
United States
Company Website
rex.inc
One-Liner
AI order-to-cash workforce for enterprises
HQ Country
United Kingdom
Company Website
context.dev
One-Liner
Structured web data for AI agents
HQ Country
United States
Company Website
realpact.ai
One-Liner
AI agents for real estate contracts
HQ Country
United States
Company Website
caregp.com.au
One-Liner
AI-native agent suite for GP clinics in Australia
HQ Country
Australia
Company Website
machine0.io
One-Liner
Backed by Y Combinator for persistent AI VMs
HQ Country
United States
Company Website
getprescience.com
One-Liner
Health benefits platform for ambitious employers
HQ Country
United States
Company Website
hop-aero.com
One-Liner
Building a physical internet for aviation infrastructure
HQ Country
United States
Company Website
tryglen.com
One-Liner
Shared memory layer for AI agents
HQ Country
United States
Company Website
touchmark.ai
One-Liner
Quality-based pricing for AI outputs
HQ Country
United Kingdom
Company Website
mireye.com
One-Liner
Federal-grade geospatial ground truth for AI
HQ Country
United States
Company Website
pango.ai
One-Liner
Agentic OS for e-commerce logistics
Product Description
Pango is an Agentic OS for e-commerce operations that automates delivery, tracking, returns, transport, and customer support. The company d…
Company
Company WebsiteOne-LinerHQ CountryEmployee CountFounding YearProduct DescriptionYC PageYC IndustryYC PartnerFunctional TypeExtruct IndustryFoundersTotal Money RaisedLinkedIn ProfileGitHub URLGo-To-Market Strategy
AI job application agent for seekers
United States
1-10
2026
Tsenta builds an AI agent that monitors more than 50,000 company career pages and submits tailored job applications. It supports application workflows through Workday, Greenhouse, Lever, Ashby, Chrome, iMessage, WhatsApp, and CLI or MCP tools. The product targets applicants who want faster submissio
Consumer, Recruiting, HR Tech
Jared Friedman
sources:
1
Recruiting Software, AI Research, Skills Training & Career Development Platforms
Pulkit Gupta, Founder at Tsenta
Agnay Srivastava, Founder at Tsenta
Tsenta employs a product-led growth (PLG) strategy, focusing on intelligent automation and user control. Their go-to-market strategy emphasizes "end-to-end automation" and "complete transparency," allowing users to watch applications being filled out live. This approach enhances user engagement and
sources:
1
Eval platform for autonomous software
United States
1-10
2026
Archal is an eval platform for autonomous software that tests agents against clones of real services. It runs realistic scenarios on stateful clones, then records traces, criteria, and evidence for debugging and review. The company says it supports agent testing across common developer tools and is
B2B, Infrastructure
Ankit Gupta
sources:
1
Dev tools for AI Agents, API Development & Integration Platforms, Software Testing & QA Automation Tools
Analytics
Archal's go-to-market strategy is centered around a product-led growth (PLG) approach. They focus on providing a platform for testing integrations with SaaS APIs, allowing users to write scenarios in markdown and integrate these tests into CI pipelines. This strategy emphasizes user engagement and p
sources:
1
AI-native layer for SCADA systems
United States
1-10
2025
Control Seat is an AI-native intelligence layer that sits on top of existing SCADA systems. It connects live industrial data, supports real-time analysis, and adds AI-assisted dashboards, automation, and root-cause workflows. The company reports sub 100 millisecond latency, 10,000-plus tags per seco
Industrials
Jared Friedman
sources:
1
Analytics & BI: Data analytics, Cloud/DevOps Tools, Workflow automation
Analytics, Asset Management, Consumer, Engineering, Healthcare IT, Manufacturing, Operations, Productivity, Supply Chain
Jack Grodnick, Co-Founder
Control Seat employs a product-led growth (PLG) strategy, which is evident from their focus on allowing users to build dashboards visually on top of existing SCADA systems. This approach encourages user engagement and adoption without a heavy reliance on a sales team. Key tactics include providing a
sources:
1
AI-native defense supply chain layer
United States
1-10
2025
GUILD builds the operating layer between government demand and manufacturing execution for defense production. Its site describes workflows for market intelligence, machine integration, packaging, testing, predictive analytics, and logistics intelligence. The company also states security practices m
Industrials, Defense
AI Research, Dev tools for AI Agents
Analytics, Productivity
James Everingham, CEO
Matthew Podolak, CTO & Co-Founder
Christina Smedley, CMO
Danny Keane, Founding Team - Design
Log compression for AI incident agents
United States
1-10
2026
Codag builds infrastructure tooling that compresses raw logs into schema-valid incident capsules for AI agents. The system uses deterministic log templating, MCP-compatible delivery, and cited outputs tied to exact log lines. Codag positions the product for agentic debugging rather than human dashbo
B2B, Infrastructure
Harshita Arora
sources:
1
Analytics & BI: Data analytics, Dev tools for AI Agents, Workflow automation
Analytics, Infrastructure, Logistics
AI order-to-cash workforce for enterprises
United Kingdom
1-10
2026
Rex builds AI agents for order-to-cash operations at global enterprises. The product handles inbox triage, portals, cash application, and exception routing before receivables stall. It also exposes operational reporting through alerts, daily status views, and dispute tracking.
B2B, Finance and Accounting
Vivian Midha Shen
sources:
1
Payments & FinOps Platforms, Workflow automation, Accounting Tech
Finance, Analytics, Automotive, B2B, Consumer Finance, Operations, Payments, Productivity
Kevan Sadigh, Founder
Stephen Elias, CPO/CTO
Rex employs a product-led growth (PLG) strategy in its go-to-market approach. This strategy focuses on rapid deployment and measurable improvements in cash flow management for accounts receivable teams. The platform is designed to connect seamlessly with existing finance systems without requiring mi
sources:
1
Structured web data for AI agents
United States
1-10
2026
Context.dev provides a web scraping API for AI agents and LLM pipelines. Its platform combines website crawling, structured extraction, and brand intelligence across domains. The company says it is backed by Y Combinator and serves more than 5,000 developers.
B2B, Infrastructure
Skills Training & Career Development Platforms, Education Tech
Education, Analytics, Consumer, Content
AI agents for real estate contracts
United States
1-10
2025
RealPact automates real estate transactions with AI agents that pull MLS, deed, tax, and property data into contracts. It describes a workflow that drafts, reviews, and sends documents in minutes, while also positioning the product as an AI operating system for brokerages. The company reports contra
Real Estate and Construction, Housing and Real Estate
AI-native agent suite for GP clinics in Australia
Australia
1-10
2024
Care GP delivers AI-powered automation for GP clinic operations, focusing on document filing, voice-based appointment management, and billing. Agents are designed specifically for Australian healthcare regulations and workflows. The platform is integrated with existing systems and operates with full
Healthcare
Backed by Y Combinator for persistent AI VMs
United States
1-10
2026
machine0 provides persistent NixOS and Ubuntu virtual machines with preinstalled tools, dedicated compute, static IPs, and per-minute billing. The product supports start, suspend, snapshot, and resume workflows, plus golden images, clones, optional GPUs, and HTTPS endpoints on subdomains such as .ma
B2B, Infrastructure
Health benefits platform for ambitious employers
United States
1-10
2026
Prescience sells a health benefits platform for employers, with a Prescience Platinum Plan and member-facing care navigation. The site describes predictive care routing, a 24/7 AI Companion, and MD-led support alongside employer administration for claims, COBRA, ACA filings, payroll sync, and plan r
Healthcare
Building a physical internet for aviation infrastructure
United States
1-10
2024
Hop Aero is a stealth-mode startup focused on developing a physical internet for aviation infrastructure. The company aims to create a network of interconnected aviation components that enable real-time data exchange and operational efficiency. No public product details or customer information are a
Industrials, Defense
Shared memory layer for AI agents
United States
1-10
2026
Glen is a memory system for AI agents that stores and retrieves organization-wide knowledge. It is built for teams that want agents to read from and write to a shared memory layer. The product runs in production and is used for sensitive organizational memory across functions.
B2B, Productivity
Quality-based pricing for AI outputs
United Kingdom
1-10
2026
Touchmark prices AI products by evaluating output quality instead of counting tokens. Its TypeScript SDK, @touchmark/sdk, records sessions, emits events such as model outputs and code diffs, and returns quality-adjusted prices through separate valuations. The company is backed by Y Combinator and pr
B2B, Infrastructure
Federal-grade geospatial ground truth for AI
United States
1-10
2026
Mireye provides AI agents with sourced geospatial context for any US coordinate, including terrain, land cover, buildings, water, and risk data. Its product, Mireye Earth, returns cited answers and timestamped fields through HTTP endpoints and an MCP server. The company says it is backed by Y Combin
B2B, Infrastructure
Agentic OS for e-commerce logistics
Pango is an Agentic OS for e-commerce operations that automates delivery, tracking, returns, transport, and customer support. The company describes its product as an autonomous digital employee and an intelligent operating system for e-commerce logistics. It is backed by Y Combinator and says it aut
B2B, Retail

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