Blog
RSS ↗Measurement findings, methodology changes, and monthly updates on the data.
OCT 6, 2026 · WEEKLY · MARKET
Model market week of October 5, 2026
The model market for the week of October 5, 2026: 4 new models, 27 observed price moves, 8 availability changes, plus cited industry news.
SEP 29, 2026 · WEEKLY · MARKET
Model market week of September 28, 2026
The model market for the week of September 28, 2026: 21 new models, 26 observed price moves, 8 availability changes, plus cited industry news.
SEP 22, 2026 · WEEKLY · MARKET
Model market week of September 21, 2026
The model market for the week of September 21, 2026: 10 new models, 27 observed price moves, 8 availability changes, plus cited industry news.
SEP 15, 2026 · WEEKLY · MARKET
Model market week of September 14, 2026
The model market for the week of September 14, 2026: 7 new models, 20 observed price moves, 8 availability changes, plus cited industry news.
SEP 8, 2026 · WEEKLY · MARKET
Model market week of September 7, 2026
The model market for the week of September 7, 2026: 10 new models, 17 observed price moves, 8 availability changes, plus cited industry news.
SEP 1, 2026 · WEEKLY · MARKET
Model market week of August 31, 2026
The model market for the week of August 31, 2026: 4 new models, 20 observed price moves, 8 availability changes, plus cited industry news.
AUG 24, 2026 · FINDINGS · METHODOLOGY
The same model, 0/5 to 5/5 — what we measured across 71 providers
We probe 223 model-provider endpoints across 39 multi-provider open-weight models. 30 of 39 score differently depending on the host — and our own first methodology didn't survive contact with the data either.
AUG 24, 2026 · UPDATES
ModelIndex updates — August 2026
What shipped this month - methodology v1.1, service-tier pricing, the quality benchmark panel, daily first-party probes, subscriptions, and the modelindex.ai launch.
AUG 24, 2026 · WEEKLY · MARKET
Model market week of August 24, 2026
The model market for the week of August 24, 2026: 2 new models, 21 observed price moves, 4 availability changes, plus cited industry news.