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Caretta

YC W26

San Francisco, US Β· Founded 2025 Β· 4 employees Β· 3 known investors

Caretta is a real-time sales AI assistant that helps salespeople conduct technical and product-focused conversations during sales calls by pulling from internal documentation, knowledge sources, and organizational data. It integrates with CRM systems, collaboration tools, and other sales platforms to provide call notes and updated customer information.

Also known as Caretta (W26)

AI & Machine LearningEnterprise SoftwareSaaSSales TechUnited States of AmericaAmerica / Canada

Founders & leadershipΒ· Y Combinator alumni (W26)

Caretta was founded in 2025 by Kayra Bahadir, Omar Elamin, and Pavlos Markesinis.

KBKayra Bahadir
Kayra BahadirinCo-founder Β· AE & CEOFounder of Caretta, a real-time sales AI assistant that integrates with CRM systems and sales platforms to support sales conversations.
OEOmar Elamin
Omar Elaminin𝕏Co-Founder & CTOHe studied at TU Delft and previously built a Discord bot that reached 30,000 users.
PMPavlos Markesinis
Pavlos Markesinisin𝕏Co-Founder & COOFounder of Caretta, an AI sales assistant that helps salespeople conduct product conversations during calls by integrating with CRM and knowledge systems.

Investors Β· 3

Funding

SEC filings, press & company announcements

Source: company announcements and press reports β€” follow each round's link for the claim.

Company profile

researched Aug 2026

Caretta builds a real-time AI assistant for sales calls aimed at revenue teams selling technical products. The system ingests an organization's documents, website, product documentation, blogs, chat history, and internal playbooks to form a knowledge base, then joins live calls to surface answers to product and technical questions, objection handling material, and competitive positioning as questions are raised. In-call output is visible only to the rep.

The product spans the full call lifecycle. Before a call it produces a morning digest of the day's meetings, an account brief assembled from CRM records, prior call notes and account documents, attendee mapping to CRM contacts, open commitments and unanswered buyer questions, a draft call plan, and relevant collateral pulled from Drive, OneDrive, or Notion. During the call it tracks a discovery/qualification checklist against the live conversation, writes structured notes, and lets reps query it silently. After the call it posts structured notes to Slack or Teams, writes stage, close date, contact roles, and next steps back to the CRM, drafts follow-up emails, creates action items with owners and dates, and flags deal signals such as new stakeholders or shifted timelines. A separate Caretta Metrics capability evaluates calls against a customer's sales methodology and surfaces patterns across the team.

Caretta integrates with Zoom, Google Calendar, HubSpot, and Slack, and exposes developer surfaces including an OpenAPI specification, an OAuth-based MCP server providing agent access to calls, transcripts and todos, signed HTTPS webhooks for call data delivery, and an llms.txt file of structured product information.

Business model

Caretta sells software to sales organizations, offering a free entry point ("Start free") alongside a published pricing page and a "Talk to sales" motion for larger teams.

Traction

Y Combinator lists the company as active with a team size of 4. The company website features testimonials from Borna Perak, GTM Lead at Daytona, and Ethan Loar, GTM at Together AI.

Latest developments

Caretta launched publicly via Y Combinator as part of the Winter 2026 batch, and its website announces an investment from Robinhood Ventures Fund II.

β–ΈFull profile β€” market position, technology, go-to-market, geography, history

Market position

Caretta is an early-stage sales intelligence company founded in 2025 and part of Y Combinator's Winter 2026 batch, publishing customer testimonials from go-to-market staff at Daytona and Together AI.

Caretta emphasizes real-time, in-call assistance grounded in a company's own documentation rather than post-call analysis alone, with answers surfaced before a question is finished being asked, and a knowledge base that compounds automatically from each call and from Slack activity.

Technology

Real-time speech-aware AI that listens to live calls and retrieves grounded answers from a customer-specific knowledge base built from documents, websites, documentation, blogs, chats, and internal playbooks. The knowledge base and objection library expand automatically from each call and from Slack conversations with top-performing reps. Delivery surfaces include an in-call "notch" interface, Slack/Teams, an OpenAPI-described API, an OAuth-based MCP server for AI agents, and signed webhooks.

Go-to-market

Caretta offers self-serve sign-up alongside a direct sales track, and markets itself to teams scaling sales headcount to ten or more reps, including newly hired reps. Distribution is reinforced by native presence in the tools teams already use, particularly Slack, where Caretta joins team conversations for note review, GTM analysis, to-do tracking, and follow-up drafting. The company launched publicly through Y Combinator's company launch channel.

Revenue teams β€” account executives and business development reps β€” at companies selling technical or complex products, particularly AI and infrastructure vendors whose reps must field deep product questions from technical buyers such as CTOs and VPs of Engineering. The company positions itself for teams scaling to 10+ reps.

Geography

Headquartered in San Francisco, United States.

History

The company was founded in 2025 by Kayra Bahadir (CEO), Omar Elamin (CTO), and Pavlos Markesinis (COO), and participated in Y Combinator's Winter 2026 batch with Tyler Bosmeny as primary partner. It is based in San Francisco and had a team size of 4 at the time of its Y Combinator listing. The company's site states that Robinhood Ventures Fund II has invested in Caretta.

Compiled by commissioned research from 8 cited public sources β€” announcements, filings, and press listed under research sources below.

Key figures

latest reported
HeadcountAug 202610
Team sizeJan 20264 people

Company-reported or press-reported figures, each dated to when it was claimed β€” not independently audited.

Competitors Β· 3

by search overlap

Companies competing with Caretta for the same Google search keywords, organic and paid, via search-intersection analysis.

Timeline Β· 3

launches, deals, and filings
Jan 2026
Robinhood Ventures Fund II invests in Caretta

Caretta's website states that Robinhood Ventures Fund II has invested in the company; no amount or terms are stated.

source β†—

Jan 2026
Participates in Y Combinator Winter 2026 batch

Caretta is listed as an active Y Combinator company in the Winter 2026 batch, based in San Francisco, with Tyler Bosmeny as primary partner.

source β†—

Jan 2026
Public launch of Caretta β€” Realtime AI for Sales Calls

The founders published a Y Combinator launch post introducing Caretta, a real-time AI that helps sales reps answer deep product and technical questions on live calls and that operates in Slack after calls.

source β†—

Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.

In the news

β–ΈResearch sources Β· 8

primary sources listed

8 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does Caretta do?
Caretta is a real-time AI copilot that supports sales reps before, during, and after calls with technical answers and CRM updates.
Who founded Caretta?
Caretta was founded by Kayra Bahadir, Omar Elamin, Pavlos Markesinis in 2025.
Who are Caretta's investors?
Caretta's investors include Y Combinator, Treeo VC, Volta Ventures.
Where is Caretta headquartered?
Caretta is headquartered in San Francisco, US.