AI Vendor Lock-in Matrix
10 vendors scored on 6 lock-in axes (model API, fine-tuning, embeddings, tools, commercial terms, operational integration). Plus switching-cost estimates and concrete pre-commitment portability tactics - what to do BEFORE you sign, not after. Originally compiled for SLAtech client procurement audits.
0 - none
1 - minor
2 - mild
3 - moderate
4 - heavy
5 - severe