The most comprehensive analysis of every Y Combinator batch in 2025 — W25, X25, S25, and F25. AI trajectory, industry breakdown, team composition, traction benchmarks, and RFS alignment for Spring 2026.
El analisis mas completo de cada batch de Y Combinator en 2025 — W25, X25, S25 y F25. Trayectoria IA, desglose por industria, composicion de equipos, benchmarks de traccion y alineacion con RFS para Spring 2026.
Plus: an AI-powered application builder with coaching on all 29 questions.
Ademas: un constructor de aplicaciones con IA y coaching en las 29 preguntas.
5,300+
Companies FundedEmpresas Fondeadas
$800B+
Portfolio ValueValor de Portfolio
100+
Unicorns CreatedUnicornios Creados
~1%
Acceptance RateTasa de Aceptacion
92%
AI in F25 BatchIA en Batch F25
Complete intelligence from all 4 YC batches in 2025, deep-dive media content, and a step-by-step AI application builder.
Inteligencia completa de los 4 batches de YC en 2025, contenido multimedia detallado, y un constructor de aplicaciones paso a paso con IA.
Complete analysis of W25, X25, S25, and F25: AI trajectory (36%→92%), industry breakdowns, team composition, traction benchmarks, and RFS mapping for Spring 2026.
Analisis completo de W25, X25, S25 y F25: trayectoria IA (36%→92%), desglose por industria, composicion de equipos, benchmarks de traccion y mapeo RFS para Spring 2026.
Deep-dive podcast and video overview dissecting what makes YC batches tick, partner quotes, and what to expect for Spring 2026 applicants.
Podcast y video detallado analizando que hace funcionar a los batches de YC, citas de partners, y que esperar como aplicante a Spring 2026.
All 29 YC questions, AI coaching with Gemini, buzzword detection, RFS alignment scoring, and one-click export when you are ready to submit.
Las 29 preguntas de YC, coaching con IA Gemini, deteccion de buzzwords, scoring de alineacion RFS, y exportacion en un click cuando estes listo.
The most valuable startup accelerator ever. These companies all filled out the same form you are about to fill.
La aceleradora de startups mas valiosa de la historia. Todas estas empresas llenaron el mismo formulario que tu estas por llenar.
Stripe
YC S09
$95B
Peak valuationValuacion maxima
Airbnb
YC W09
$75B
Market cap (public)Cap. de mercado (publica)
DoorDash
YC S13
$60B
Market cap (public)Cap. de mercado (publica)
Coinbase
YC S12
$52B
Market cap (public)Cap. de mercado (publica)
Dropbox
S07 | $8B IPO
Instacart
S12 | $10B IPO
Gusto
W12 | $10B
Brex
W17 | $12B
Cruise
W14 | $30B
S05 | $6B IPO
+ Twitch, Zapier, GitLab, Segment, PlanGrid, and 5,200+ more
For the first time, YC ran 4 batches in a single year. We analyzed every company across W25, X25, S25, and F25. AI went from 36% to 92%. Here is the full picture.
Por primera vez, YC tuvo 4 batches en un solo ano. Analizamos cada empresa en W25, X25, S25 y F25. La IA paso de 36% a 92%. Aqui esta el panorama completo.
Source: YC batch directories, company-by-company analysis. Updated February 2026. Fuente: directorios de batches de YC, analisis empresa por empresa. Actualizado febrero 2026.
$500K
Total investment per companyInversion total por empresa
$125K
Post-money SAFE for 7%
$375K
Uncapped MFN SAFE
4 batches/year since 2025: Winter, Spring, Summer, Fall. ~150 companies per batch. ~70,000-80,000 applications annually.
4 batches/ano desde 2025: Winter, Spring, Summer, Fall. ~150 empresas por batch. ~70,000-80,000 aplicaciones anuales.
What the latest YC batches tell us about who gets funded, how teams are structured, and what traction matters.
Lo que los ultimos batches de YC nos dicen sobre quien recibe fondos, como se estructuran los equipos, y que traccion importa.
108 of 160 companies in S25 are B2B SaaS108 de 160 empresas en S25 son B2B SaaS
63%
have exactly 2 founderstienen exactamente 2 founders
18%
Solo founders
19%
3+ founders
50:50 split is preferred for 2-person teams. 70:30 raises red flags with YC partners.
Split 50:50 es preferido para equipos de 2. Un 70:30 levanta red flags con los partners de YC.
Technical + domain expertise combo is the strongest signal for partners.
La combinacion tecnico + experiencia de dominio es la senal mas fuerte para los partners.
Top 5-10%
$150K-$500K ARR
Raise $2M at $20-25M post-money
Levantan $2M a $20-25M post-money
Mid Tier (60%)
$3-5K/month revenue
Raise $2M at $20M post-money
Levantan $2M a $20M post-money
Lower Tier
Pre-revenue
Struggle to close post-batch
Luchan por cerrar post-batch
MVP in private beta is table stakes for 2025-2026. Zero product = almost zero chance.
MVP en beta privada es lo minimo para 2025-2026. Sin producto = casi cero oportunidad.
Key trend: Companies reaching $10M revenue with teams of fewer than 10 people. 25% of current YC startups have 95% of their code written by AI. The era of the "10-person $100B company" is YC's stated thesis for 2026.
Tendencia clave: Empresas alcanzando $10M en revenue con equipos de menos de 10 personas. 25% de las startups actuales de YC tienen 95% de su codigo escrito por IA. La era de la "empresa de $100B con 10 personas" es la tesis declarada de YC para 2026.
Direct quotes from the people who decide if you get in.
Citas directas de las personas que deciden si entras o no.
"This is by far the best time in the history of startups to be starting one. You don't need a team of 50 or 100 engineers. You don't have to raise as much."
Garry Tan, President & CEO — Dec 2025
"It's not the flashiest resume or the boldest pitch but something far rarer: earnestness. First principles thinking — believe what no one believes yet."
Garry Tan, President & CEO
"Being 80% accurate and 100% clear is better than the reverse. Ask how to get 90% of what you want with only 10% of work."
Michael Seibel, Partner Emeritus
"You don't need to spend dozens of hours on the application. A lot of the folks that get in just apply. The biggest mistake is overthinking it."
Dalton Caldwell, Partner Emeritus
"If you are not drowning in demand, you don't have product-market fit. The 60-second rule: you must earn each additional minute of investor attention."
Michael Seibel — The single most important test for your application
~97% of applicants do not get in. Here is what YC partners flag instantly. Our validator catches all of these.
~97% de los aplicantes no entran. Esto es lo que los partners de YC detectan de inmediato. Nuestro validador atrapa todo esto.
Vague DescriptionsDescripciones Vagas
Reviewer has no idea what you do after reading your first answer. Instant rejection.
El revisor no tiene idea de que haces despues de leer tu primera respuesta. Rechazo instantaneo.
Buzzwords & JargonBuzzwords y Jerga
"Synergy," "leverage," "disrupt" — corporate-speak tells partners you cannot explain clearly.
"Sinergia," "apalancar," "disruptir" — el lenguaje corporativo les dice a los partners que no puedes explicar con claridad.
No Technical FounderSin Founder Tecnico
100% outsourced development = you are a PowerPoint company, not a product company.
100% desarrollo tercerizado = eres una empresa de PowerPoint, no de producto.
Zero Proof of ExecutionCero Prueba de Ejecucion
Long plans, no building. "We plan to launch in Q3..." — YC wants companies that SHIP.
Planes largos, nada construido. "Planeamos lanzar en Q3..." — YC quiere empresas que LANZAN.
Tarpit IdeasIdeas Trampa (Tarpit)
Feel compelling but are dead ends. They attract founders because the problem stays unsolved — for a reason.
Parecen convincentes pero son callejones sin salida. Atraen founders porque el problema sigue sin resolver — por algo sera.
AI-Generated ApplicationsAplicaciones Generadas por IA
Partners can spot template-filled, ChatGPT-written answers immediately. Be authentic.
Los partners detectan respuestas genericas escritas con ChatGPT de inmediato. Se autentico.
Our AI Validator automatically detects buzzwords, vague language, missing data points, and template-like writing. It catches these issues before you submit.
Nuestro Validador con IA detecta automaticamente buzzwords, lenguaje vago, datos faltantes y escritura tipo plantilla. Atrapa estos problemas antes de que envies tu aplicacion.
Deep-dive analysis of every 2025 batch, partner insights, and what it means for Spring 2026 applicants.
Analisis profundo de cada batch 2025, insights de partners, y que significa para aplicantes a Spring 2026.
Deep-dive analysis (English)
Batch intelligence, AI trajectory, and what YC partners are looking for in Spring 2026.
English video coming soon. Switch to Espanol for the video analysis.
Analisis profundo (Espanol)
Inteligencia de batches, trayectoria IA, y lo que buscan los partners de YC para Spring 2026.
Resumen visual (Espanol)
Recorrido visual completo de los datos 2025 con insights clave y analisis estrategico.
Our analysis of every YC batch, compiled into actionable reports for your application.
Nuestro analisis de cada batch de YC, compilado en reportes accionables para tu aplicacion.
Complete batch-by-batch analysis with AI trajectory, industry breakdown, and team composition data.
Analisis completo batch por batch con trayectoria IA, desglose por industria, y datos de composicion de equipos.
Strategic insights, RFS alignment, market positioning, and application strategies.
Insights estrategicos, alineacion RFS, posicionamiento de mercado, y estrategias de aplicacion.
17-section guide with strategies, examples, and data-backed tips for every YC question.
Guia de 17 secciones con estrategias, ejemplos y tips basados en datos para cada pregunta de YC.
This research, the AI application builder, and the entire intelligence platform were built by a founder actively applying to YC S26.
Esta investigacion, el constructor de aplicaciones IA, y toda la plataforma de inteligencia fueron construidos por un fundador aplicando activamente a YC S26.
CEO & Co-Founder, Autonomous (Sellerfy)
15 years building companies across 10 countries. Serial entrepreneur. 7 companies, 2 exits. Professor of entrepreneurship 5+ years.15 años construyendo empresas en 10 países. Emprendedor serial. 7 empresas, 2 exits. Profesor de emprendimiento 5+ años.
200
Paying UsersUsuarios Pagando
Sellerfy (bootstrapped)
$15M+
Processed SalesVentas Procesadas
140+
Enterprise ClientsClientes Enterprise
10
CountriesPaises
300+
Founders MentoredEmprendedores Mentoreados
Entrepreneurial JourneyTrayectoria Emprendedora
Growker — CEO & Founder
SaaS for marketplace ops (Miami). Co-founded w/ Schwartzman & Achar. Pivoted to Sellerfy.SaaS de operaciones marketplace (Miami). Co-fundado con Schwartzman y Achar. Pivoteó a Sellerfy.
Crunch DNA, Inc. — Founder & CEO
Ecommerce services. $15M+ across 5 countries (US, MX, CO, GT, AR). Raised $850K seed. Bloomberg, Forbes, CNN.Servicios ecommerce. $15M+ en 5 países (US, MX, CO, GT, AR). Levantó $850K seed. Bloomberg, Forbes, CNN.
Pillow & Toast — Co-Founder
E-commerce brand on Amazon USA. Kids toys & maternity products.Marca ecommerce en Amazon USA. Juguetes y maternidad.
Unconditional Rosie — Co-Founder
Amazon & Walmart marketplace brand. Wedding & anniversary gifts.Marca en Amazon y Walmart. Regalos de boda y aniversario.
The Influence — Co-Founder & Commercial Dir.
Marketing tech for LATAM. Co-founded w/ Eduardo Benchoam. Tracx partnership. 16 employees. 40% market share. Exited $500K.Tech de marketing LATAM. Co-fundada con Eduardo Benchoam. Partnership con Tracx. 16 empleados. 40% del mercado. Exit $500K.
Recognition & PressReconocimientos y Prensa
Effie Awards
Grand, Gold & Silver
Bloomberg
Startup Feature
Forbes
Marketplace Services
CNN
Top 3 LATAM Tech
Live Product — SellerfyProducto en Vivo — Sellerfy
200 PAYING USERS200 USUARIOS PAGANDOBootstrapped ecommerce SaaS with 200 active paying users. Live API integrations with Amazon, Shopify, Mercado Libre & WooCommerce. Algorithms for listing optimization, dynamic repricing, competitor tracking, and cross-channel inventory management. Zero outside capital.SaaS de ecommerce bootstrapped con 200 usuarios activos pagando. Integraciones API en vivo con Amazon, Shopify, Mercado Libre y WooCommerce. Algoritmos de optimizacion de listings, repricing dinamico, tracking competitivo y gestion de inventario cross-channel. Cero capital externo.
The Evolution — Autonomous (Cursor for Ecommerce)La Evolucion — Autonomous (Cursor para Ecommerce)
Building Cursor for ecommerce on top of Sellerfy's foundation. The algorithms and data from 200 paying users are the blueprint for the AI copilot that actually does the work — not just shows dashboards. Token-based pricing like Cursor and Claude Code. Applying to YC S26.Construyendo Cursor para ecommerce sobre la base de Sellerfy. Los algoritmos y datos de 200 usuarios pagando son el plano para el copiloto IA que realmente hace el trabajo — no solo muestra dashboards. Pricing basado en tokens como Cursor y Claude Code. Aplicando a YC S26.
Also built and operates a 16-agent AI orchestration system in production — the same technology powering this intelligence platform.Tambien construyo y opera un sistema de orquestacion IA de 16 agentes en produccion — la misma tecnologia que impulsa esta plataforma de inteligencia.
Unlock the AI-powered application builder, coaching engine, validation tools, and all research resources.
Desbloquea el constructor de aplicaciones con IA, motor de coaching, herramientas de validacion, y todos los recursos de investigacion.
Redirecting to the application builder...Redirigiendo al constructor de aplicaciones...