# Research: build tests and SaaS prices

Source: https://personalsoftwarefactory.com/research
Updated: 2026-11-10

> Original data from Personal Software Factory: what AI app builders get wrong when they build from a spec, and what business SaaS tools cost a small team.

- [AI App Builder Spec Gaps 2026: 834 From 26 Build Tests](https://personalsoftwarefactory.com/research/spec-gaps): 834 spec gaps from 26 AI build tests (median 19 per build); ambiguous wording was the most common kind (26%); 636 of 636 acceptance checks passed. Markdown: https://personalsoftwarefactory.com/research/spec-gaps.md
- [SaaS Pricing for Small Teams 2026: 38 Tools Checked](https://personalsoftwarefactory.com/research/saas-pricing): 38 business SaaS tools priced in November 2026: median $1,980 a year for a team of 10; 7 publish no price; 16 of 28 priced tools scale strictly per seat. Markdown: https://personalsoftwarefactory.com/research/saas-pricing.md