Compare

A · run_54617bvsB · run_8c21abresearch-briefSwap A and B

Duration: 18.5s +140%; A: 7.7s
Cost: $0.042 -52%; A: $0.089
Tokens: 9.6k -51%; A: 19.8k
Steps: 6 -25%; A: 8
Model same: Claude Sonnet; A: Claude Sonnet

Steps, aligned

Change	Step	A	B
Slower	Input policy check	0.1s	0.3s
Slower	Plan the task	1.9s	4.2s
Slower	web_search	0.6s	1.5s
Slower	Retrieve context · top 8	0.4s	2.0s
Slower	Decide next step	1.2s	4.5s
Changed	Write final answer	0.9s	4.9s
Removed	web_search	0.9s	—
Removed	Write final answer	1.1s	—

Output diff

− 0 words + 0 words 100% unchanged

Summary: four of the six sources agree that agencies switch tools mainly over client portals, pricing and reporting. The strongest evidence is a 2026 survey of 1,200 agencies and two public case studies. Confidence: high.