Private Markets, Angel and Secondary Investing, Sacra

Sacra

Private Markets, Angel and Secondary Investing

Bringing transparency to private markets so investors, founders, and employees can build on conviction. Sacra delivers deeply researched insights on the private companies shaping tomorrow's markets. By surfacing the data, context, and operator perspective that are missing from private markets today, we help secondary buyers and sellers price equity accurately and unlock liquidity for the people building these businesses.

Private Capital Markets

<ul><li>Replit has been growing at a compounding monthly growth rate of 34.9% over the last 3 months, neck-and-neck with Lovable at 35.9% CMGR3 and $100M ARR.</li><li>Sacra estimates Replit’s annual recurring revenue (ARR) hit $106M in June 2025, up 6.6x from $16M at the end of 2024.</li><li>Text-to-app & vibe coding has been a massive monetization driver for Replit both in 1) driving a higher proportion of its user base to pay, going from 15K paying customers on 40 million users to 175K paying customers over the last 12 months and 2) growing ARPU from ~$192 to ~$575.</li></ul>

Replit has been growing at a compounding monthly growth rate of 34.9% over the last 3 months, neck-and-neck with Lovable at 35.9% CMGR3 and $100M ARR.Sacra estimates Replit’s annual recurring revenue (ARR) hit $106M in June 2025, up 6.6x from $16M at the end of 2024.Text-to-app & vibe coding has been a massive monetization driver for Replit both in 1) driving a higher proportion of its user base to pay, going from 15K paying customers on 40 million users to 175K paying customers over the last 12 months and 2) growing ARPU from ~$192 to ~$575.

<ul><li>Julius AI raised $10 million in a Seed round led by Bessemer Venture Partners in July 2025.</li><li>The seed capital is earmarked for go-to-market expansion in Europe and Asia, along with enterprise-grade product development.</li><li>Julius operates as a B2B2C SaaS platform with a freemium model that converts users from free accounts to paid subscriptions.</li></ul>

Julius AI raised $10 million in a Seed round led by Bessemer Venture Partners in July 2025.The seed capital is earmarked for go-to-market expansion in Europe and Asia, along with enterprise-grade product development.Julius operates as a B2B2C SaaS platform with a freemium model that converts users from free accounts to paid subscriptions.

<ul><li>Sacra estimates that Lovable hit $84M ARR in June 2025, up from $7M at the end of 2024.</li><li>Sacra estimates Lovable hit $84M ARR at the end of June 2025, with its 3-month compounded monthly growth rate (CMGR3) dropping to 36% vs. its 51% CMGR6.</li><li>We last covered Lovable in March 2025, hitting $17M ARR in 3 months after launch with their tool for generating full-stack apps from natural language.</li></ul>

Sacra estimates that Lovable hit $84M ARR in June 2025, up from $7M at the end of 2024.Sacra estimates Lovable hit $84M ARR at the end of June 2025, with its 3-month compounded monthly growth rate (CMGR3) dropping to 36% vs. its 51% CMGR6.We last covered Lovable in March 2025, hitting $17M ARR in 3 months after launch with their tool for generating full-stack apps from natural language.

<ul><li>After the September 2024 launch of Replit Agent, revenue growth took off, with Sacra estimating that Replit hit $70M in ARR in April 2025, up 2,493% YoY from $2.7M in April 2024.</li><li>Hitting 20M total users by 2023, Replit’s ARR grew from just $1M in 2022 to $2.4M in 2023—reflecting the challenges of monetizing non-professional developers—with its progressive bundling of collaboration, databases &amp; version control giving it inroads into the rising class of software creators (non-professional developers that monetize the ability to code) and professional use cases (e.g., interviewing).</li><li>Revenue growth took off with the launch of Replit Agent in September 2024—layering an AI code generator on top of their existing IDE and deployment infra ala Vercel to enable one-click publishing—with Sacra estimating that Replit grew from $2.7M in April 2024 to $70M ARR in April 2025, up 2,493% YoY.</li></ul>

After the September 2024 launch of Replit Agent, revenue growth took off, with Sacra estimating that Replit hit $70M in ARR in April 2025, up 2,493% YoY from $2.7M in April 2024.Hitting 20M total users by 2023, Replit’s ARR grew from just $1M in 2022 to $2.4M in 2023—reflecting the challenges of monetizing non-professional developers—with its progressive bundling of collaboration, databases &amp; version control giving it inroads into the rising class of software creators (non-professional developers that monetize the ability to code) and professional use cases (e.g., interviewing).Revenue growth took off with the launch of Replit Agent in September 2024—layering an AI code generator on top of their existing IDE and deployment infra ala Vercel to enable one-click publishing—with Sacra estimating that Replit grew from $2.7M in April 2024 to $70M ARR in April 2025, up 2,493% YoY.

<ul><li>Windsurf, launched out of the AI research company Codeium, is a VS Code–based development environment with agentic editing tools and chat-driven workflows that let developers write, refactor, and deploy code using natural language.</li><li>Windsurf is the #2 AI-native IDE at $40M ARR as of February 2025, roughly 5x smaller than Cursor, which hit $200M ARR in March 2025 after doubling from $100M at the end of 2024—OpenAI’s $3B offer for Windsurf values it at about 75x ARR vs. Cursor’s 50x forward, showing how aggressively it's moving to close the gap.</li><li>Buying Windsurf jumpstarts OpenAI’s push into coding tools with an existing IDE that supports million-line codebases and streams 100B+ daily code-edit tokens—high-quality RLHF data that reduces its reliance on vendors like Scale and strengthens its position in coding alignment vs. Anthropic.</li></ul>

Windsurf, launched out of the AI research company Codeium, is a VS Code–based development environment with agentic editing tools and chat-driven workflows that let developers write, refactor, and deploy code using natural language.Windsurf is the #2 AI-native IDE at $40M ARR as of February 2025, roughly 5x smaller than Cursor, which hit $200M ARR in March 2025 after doubling from $100M at the end of 2024—OpenAI’s $3B offer for Windsurf values it at about 75x ARR vs. Cursor’s 50x forward, showing how aggressively it's moving to close the gap.Buying Windsurf jumpstarts OpenAI’s push into coding tools with an existing IDE that supports million-line codebases and streams 100B+ daily code-edit tokens—high-quality RLHF data that reduces its reliance on vendors like Scale and strengthens its position in coding alignment vs. Anthropic.

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Browser-based code editor with real-time collaboration, AI assistance, and one-click deployment

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Replit (REPLIT US)

Replit At $106M ARR

TL;DR: At a Sacra-estimated $106M in annual recurring revenue, Replit has been growing at a compounding monthly growth rate of 34.9% over the last...

Sacra

Primer: Julius - 29 Jul 2025

AI data analyst enabling users to analyze datasets, create visualizations, and perform predictive modeling

Sacra

Lovable At $84M ARR Growing 36% MoM

TL;DR: With every AI app generator from Replit to Bolt.new to Vercel’s v0 converging & competing on the same core feature set, Lovable is...

Sacra

Replit At $70M ARR

TL;DR: Replit’s multiplayer browser IDE (2016) grew to tens of millions of users but with no clear path to monetization at scale. After the...

Sacra

Why OpenAI Wants Windsurf

TL;DR: OpenAI’s reported $3B bid for Windsurf underscores a shift from API monetization to vertically integrated full-stack products as labs race...

Sacra

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