AI consumer shrinkflation: what a subscription tier actually delivers over time once limits, quotas and model access are held constant.
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Couey, V. W. (2026). The Nesyona Effective-Price Index 2026. Deep Synthesis. https://doi.org/10.5281/zenodo.20675138
Time-series of input/output token prices for 12 frontier model families across 32 versions, with cost-per-reference-task normalized per entry.
Per-tool pricing matrix across the Amazon seller SaaS ecosystem (Helium 10, Jungle Scout, Keepa, et al.) with feature-tier delta and effective monthly cost.
Per-claim evidence audit of common standing-desk health and productivity marketing claims, sourced to peer-reviewed and meta-analytic literature.
Pricing and capability index of 30 go-to-market AI tools across vertical and job-to-be-done, with entry monthly cost, pricing model, and verified-source date.