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Approxima

Winter 2026 New

Your software should build itself.

🌐 approxima.ai 📍 San Francisco, CA, USA 👥 2 people
B2B Engineering Product and Design

Human-assisted development should be for novel ideation, not routine maintenance, bug fixes or incremental updates. Approxima is bringing you that future with agents that can scope work, code, validate their fixes end-to-end in sandbox environments and merge to production. Book a demo: https://calendly.com/ashish-selvaraj/approxima

AI Investor Summary

Approxima is building AI agents that can autonomously scope, code, validate, and merge software updates, aiming to eliminate routine development tasks. With a highly technical founding team from Google, DeepMind, and Meta, they are targeting the massive B2B engineering market. While the product vision is ambitious and faces significant technical hurdles and competition, the potential for a paradigm shift in software development is substantial.

Key Highlights

  • Exceptional founder pedigree with deep AI/ML and engineering experience from Google, DeepMind, and Meta.
  • Addresses a massive and growing market with significant potential for disruption.
  • Ambitious vision of 'software building itself' could redefine development if successful.

Risk Factors

  • Extreme technical difficulty in achieving true end-to-end autonomous software development.
  • High competition in the AI for code generation and developer productivity space.
  • Lack of demonstrated traction and reliance on future product development.
  • The 'negative' YC tier list mention, while potentially subjective, warrants further investigation into any underlying concerns.

Founders

E
Ethan Pronev Founder
LinkedIn

Ethan Pronev is a co-founder of Approxima, a Y Combinator startup focused on AI for scientific research. His background includes significant experience in AI and machine learning, with a focus on developing advanced computational tools. He has a strong academic foundation in computer science and has contributed to the advancement of AI applications.

Previous: Google, DeepMind
Education: Stanford University, University of Waterloo
A
Ashish Selvaraj Founder
LinkedIn

Ashish Selvaraj is the co-founder of Approxima, a Y Combinator startup focused on AI-powered solutions. His professional background includes significant experience in engineering and product development, with a focus on leveraging AI to solve complex problems. He has a strong academic foundation and has been involved in building innovative technologies.

Previous: Google, Meta (Facebook)
Education: University of California, Berkeley, University of California, Berkeley

Score Breakdown

Team 10/10

Strong technical team with deep AI/ML expertise from top-tier research institutions (Stanford PhD, Berkeley MS) and leading tech companies (Google, DeepMind, Meta). Ethan's research background and Ashish's engineering/product experience create a good balance for tackling complex AI development challenges. Founder-market fit is implied by their focus on improving software development, a pain point they likely experienced. [Boost +2: Founder from Google; PhD from Stanford; Founder from Google]

Market 8/10

The market for AI-assisted software development is enormous and rapidly growing. The timing is excellent as AI capabilities are maturing and businesses are actively seeking ways to improve developer productivity and reduce costs. While there's increasing competition, the potential for significant disruption is high. Regulatory headwinds are unlikely in the near term, but ethical considerations around AI in development could emerge.

Product 6/10

The core idea of 'software building itself' is highly ambitious and technically challenging. The product's differentiation lies in its end-to-end agent capabilities (scoping, coding, validation, merging). Defensibility will depend heavily on the proprietary AI models and the effectiveness of their validation process. UX quality is unknown but critical for adoption. Platform potential is high if they can generalize their agents across various development tasks and languages.

Traction 4/10

Early stage with limited public traction. The primary indicator is their acceptance into Y Combinator. The booking link suggests they are actively seeking demos and early customers, but no revenue or user numbers are publicly available. Partnerships and press coverage are minimal and neutral, indicating they are still in the very early stages of market penetration.

Last analyzed 5/9/2026

News

Approxima Alternatives & Integrations | Coding Agents | AI market map | Respan

Approxima is listed within the AI market map for coding agents, indicating its presence in the competitive landscape of AI-powered development tools.

keywordsai.co neutral Impact: 4/10
Approxima - Company Profile

Approxima, founded in 2025 in San Francisco, operates as an unfunded AI-powered platform for self-healing software development, with founders Ashish Selvaraj and Ethan Pronev.

tracxn.com neutral Impact: 5/10
Approxima - Company Profile

Approxima is an AI-powered platform for self-healing software development, enabling agents to autonomously scope tasks, write code, validate fixes, and merge changes into production.

approxima.ai neutral Impact: 5/10
Approxima

Approxima is rated as a 'C Tier' Y Combinator startup, facing high competition in the autonomous coding agent space with no visible product traction or differentiation.

yctierlist.com negative Impact: 4/10
Approxima: Your software should build itself. | Y Combinator

Approxima, a Y Combinator Winter 2026 startup, is developing an AI platform where agents can autonomously scope, code, validate, and merge software fixes into production.

ycombinator.com neutral Impact: 5/10
Approxima Funding | Complete Analysis | Extruct AI

Approxima is described as an SAP consulting service provider specializing in S/4HANA implementation and BI/Analytics, with a founding year of 2014 and based in Kongens Lyngby, Denmark, which contradicts other sources.

extruct.ai neutral Impact: 3/10
Approxima - Company Profile

Approxima is an unfunded AI-powered platform for self-healing software development, founded in 2025 and based in San Francisco.

tracxn.com neutral Impact: 3/10
Overall Score
7.2
out of 10
Team
Market
Traction
Product
Team (35%) 10
Market (25%) 8
Product (25%) 6
Traction (15%) 4

Quick Info

Batch
Winter 2026
Team Size
2
Location
San Francisco, CA, USA
Founders
2
Scraped
4/10/2026
View on YC →