Top AI builders for Product & Engineering in Private equity
Builders never pay to be listed, and order never depends on fees. What counts
On this page: Rankings · New this month · By model
Rankings
Top builders
- 1Ideas2IT TechnologiesTop use case: Legacy code or system migrated by hand2solutions
- 2MangotequeTop use case: AI rolled out across a portfolio of independent companies1solution
- 3Malleable AITop use case: Engineering throughput capped by hands-on-keyboard hours1solution
- 4Bonsai LabsTop use case: Engineering throughput capped by hands-on-keyboard hours1solution
- 5Lazer TechnologiesTop use case: Engineering throughput capped by hands-on-keyboard hours1solution
Ranked by solutions on file. Ties go to the builder with more complete receipts: ones that say what changed in numbers, how long it took and what it cost. Once enough receipts are complete, this board will rank by those instead.
Buyers' picks
- 1How Edmunds GovTech Reclaimed 550+ Dev DaysBonsai Labs
- 2
- 3
- 4How AS Software Replaced 290+ Instances With One PlatformIdeas2IT Technologies
- 5A LatAm EdTech Leader Cut PR Review Time 20% Post-MergerLazer Technologies
- 6How Element5 Put Agentic AI Inside 21 of 30 Top ProvidersIdeas2IT Technologies
Likes from buyers count first. Until more solutions have likes, the rest of the list is the receipts that tell a buyer the most: outcomes, a number, a time and a cost.
New this month
By model
Pick a model to see who builds on it and what for.
18 solutions use several models; 18 run on custom or proprietary models. A solution counts once for each family it names. GPT includes OpenAI, ChatGPT and Azure OpenAI; Gemini includes NotebookLM; Open-weight is Llama, Mistral and other self-hosted models.
Most solutions on any model
- 1ModernEdge AITop use case: Repeat customer questions that eat support capacity15solutions
- 2CorralDataTop use case: Marketing spend optimized on the wrong signal10solutions
- 3ElizaTop use case: Engineering throughput capped by hands-on-keyboard hours9solutions
- 4OdeTop use case: Intake documents retyped into a system9solutions
- 5PressWTop use case: Policies exist but nobody can find them mid-task9solutions
- 6Lazer TechnologiesTop use case: Validation and prototyping that takes months before a real user sees it8solutions
- 7Bolt GroupTop use case: Staff or capacity scheduled without visibility into volume6solutions
- 8North GroupTop use case: AI tools in place but unconfigured for the work6solutions
What it's used for
- 116solutions
- 215solutions
- 312solutions
- 411solutions
- 510solutions
- 610solutions
Share of new solutions, by quarter
| Quarter | GPT | Claude | Gemini | Other | Open-weight | Solutions |
|---|---|---|---|---|---|---|
| 2026 Q2 | 61% | 40% | 12% | 7% | 1% | 92 |
| 2026 Q3 | 43% | 44% | 12% | 9% | 5% | 104 |
| 2026 Q4 | 25% | 75% | 17% | 21% | 8% | 24 |
Of the solutions that say what they run on, the share naming each family. By when it went live where the builder told us, otherwise when it was added here. A solution naming two families counts in both, so a row can add up to more than 100%.