Measurement Platform Change Velocity Report 2026
FW Delta dates and codes 69 measurement-relevant platform changes from January 2025 to September 2026 and measures notice period, automation, opt-out and silent number changes per platform and reference architecture.
- First published
- 26 September 2026
- Data cutoff
- 25 September 2026
- Methodology
- structured primary-source analysis with a dated change register, notice-period calculation, five change types and an exposure model across six reference architectures
- Objects examined
- 69 platform changes; 10 platforms; 65 computed notice periods; 6 reference architectures; 12 protocol items (69 objects in total)
Key findings
- [CALCULATED] 69 measurement-relevant platform changes from ten platforms took effect between 1 January 2025 and 25 September 2026, 32 of them in 2025 and 37 in 2026 up to the cutoff.
- [CALCULATED] The median notice period is 6 days across all 65 dated changes and 63 days across the 34 changes with advance notice.