Compare

A · run_610d00vsB · run_f4a967research-briefSwap A and B

Duration: 11.4s +52%; A: 7.5s
Cost: $0.028 +145%; A: $0.012
Tokens: 10.7k +47%; A: 7.3k
Steps: 4 -43%; A: 7
Model changed: GPT-4.1; A: Claude Haiku

Steps, aligned

Change	Step	A	B
Slower	Input policy check	0.1s	0.3s
Slower	Plan the task	1.7s	4.5s
Slower	web_search	0.6s	1.2s
Changed	Write final answer	0.8s	4.7s
Removed	Decide next step	1.5s	—
Removed	fetch_page	0.9s	—
Removed	Write final answer	1.3s	—

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.