TL;DR: The closest YC-backed alternatives to <strong>Pinch</strong> are other Y Combinator B2B companies, especially from the Winter 2025 batch. Below are 20 ranked competitors with batch, status, and team size.
Y Combinator-backed B2B companies similar to Pinch (YC Winter 2025).
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AfterQueryYC Winter 2025 · Active · 30 people— Applied research lab curating data solutions for foundation model…
MastraYC Winter 2025 · Active · 30 people— The Javascript framework for building AI agents, from the Gatsby devs
DelineateYC Winter 2025 · Active · 20 people— Agents for Accelerated Clinical Trial Design
CifratoYC Winter 2025 · Active · 17 people— AI Accountant for Accounting Firms
ContrarioYC Winter 2025 · Active · 15 people— AI hiring platform powered by expert recruiters
SalesPatriotYC Winter 2025 · Active · 15 people— AI powered operating system for distributors and OEMs
hudYC Winter 2025 · Active · 15 people— Platform for building RL environments and evals
SpottYC Winter 2025 · Active · 15 people— AI-native ATS/CRM for recruiting firms
CalltreeYC Winter 2025 · Active · 14 people— Enterprise-grade AI support reps for call centers
WeaveYC Winter 2025 · Active · 14 people— AI to understand engineering work
MercuraYC Winter 2025 · Active · 14 people— AI Quote and Order Automation for Distributors & Manufacturers
AxalYC Winter 2025 · Active · 13 people— AI Workers for Manufacturing and Distribution
FuseAIYC Winter 2025 · Active · 12 people— #1 AI Platform for Outbound Sales
AthenaHQYC Winter 2025 · Active · 12 people— Be the Answer in AI Search - AI SEO across SEO, GEO & AEO
Leaping AIYC Winter 2025 · Active · 11 people— AI voice and texting agents
YouShiftYC Winter 2025 · Active · 10 people— The OS for hospital workforce management
SAMMY LabsYC Winter 2025 · Active · 10 people— Computational Law