# The 50 fastest-growing software vendors of 2025 (Brex Benchmark)

> Data-backed benchmark ranking the fastest-growing software and AI vendors by corporate spend.

This year-end report from fintech company Brex ranks the 50 fastest-growing software vendors based on aggregated card and bill pay transactions across 35,000+ businesses. It highlights actual customer spend patterns rather than sentiment, emphasizing AI coding tools, LLM orchestration, and voice technology. It serves as a practical reference for discovering high-traction developer, productivity, and infrastructure tools.

Website: https://brex.com/journal/brex-benchmark-december-2025

## How it works

Full Top 50 List:

1. Cursor
2. OpenRouter
3. Kling AI
4. Retell AI
5. Perplexity
6. Windsurf
7. FireCrawl
8. Clay
9. Replit
10. Exa
11. Vast.ai
12. Groq Inc
13. Instantly
14. Fireflies.ai
15. CodeRabbit
16. PostHog
17. Ideogram
18. Apollo
19. Deepgram
20. Juicebox
21. Customer.io
22. LangChain
23. Supabase
24. Lindy
25. Granola
26. Gamma
27. Vercel
28. Clerk
29. Linear
30. ClickHouse
31. Fondo
32. Anima
33. Sentry
34. Fly.io
35. Framer
36. StackBlitz
37. ElevenLabs
38. AssemblyAI
39. Serp Api
40. Hex
41. Fathom
42. Attio
43. Alchemy
44. Runway
45. Bright Data
46. Together AI
47. Apify
48. Finta
49. Mistral AI
50. Wispr

## What it is for

- Discover trending B2B SaaS and AI tools with verified commercial adoption
- Benchmark tech stack choices against prevailing startup purchasing behavior
- Identify emerging market categories across voice AI, developer tooling, and meeting assistants

## Features

- Top 50 ranking based on real card and bill payment transactions from 35,000+ companies
- Recency-weighted and volatility-smoothed scoring methodology
- Filters out publicly traded companies and vendors valued above $30B
- Analysis of 5 key enterprise software trends driving budget allocations

## Pricing

Free to read online

## Details

- Type: Article or course
- Category: [Business & Money](https://xiry.app/topics/business-money.md)
- Open source: no
- Platforms: Web
- For: Founders, CTOs, software buyers, and investors tracking enterprise software adoption.
- Tags: saas, benchmarks, startups, devtools, ai tools, market research

## Why it was saved

- [@vesting, 19 December 2025](https://www.instagram.com/p/DScr89BDxRo/): Provides a comprehensive snapshot of trending B2B SaaS, developer tools, and generative AI startups gaining adoption in 2025.

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Updated 3 October 2026. Page: https://xiry.app/resources/the-50-fastest-growing-software-vendors-of-2025-brex-benchma

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