Application-driven market taxonomy reveals how therapeutic intent dictates technical specifications, regulatory pathways, and ultimately contract value. mRNA vaccines currently dominate, requiring kilogram-scale ionizable lipid lots and rapid tech-transfer; CDMOs price these programs on throughput rather than complexity, creating the baseline against which all other segments are measured. mRNA therapeutics (protein replacement, monoclonal antibody encoding) shift economics toward smaller batches, higher analytical packages, and extended stability studies, inflating cost per gram but adding high-margin service layers. Gene editing (CRISPR-Cas, base editors) demands ultra-low endotoxin LNPs with bespoke tissue-targeting lipid ratios; batch failure risk is elevated, so contracts carry premium risk fees. Others—siRNA, saRNA, and personalized neo-antigen cocktails—collectively account for the remainder; volumes are tiny but growth rates exceed 40 % CAGR as pipelines diversify, making this the critical long-term hedge for full-service CDMOs.