Compare

A · run_f4a967vsB · run_610d00research-briefSwap A and B

Duration: 7.5s -34%; A: 11.4s
Cost: $0.012 -59%; A: $0.028
Tokens: 7.3k -32%; A: 10.7k
Steps: 7 +75%; A: 4
Model changed: Claude Haiku; A: GPT-4.1

Steps, aligned

Change	Step	A	B
Faster	Input policy check	0.3s	0.1s
Faster	Plan the task	4.5s	1.7s
Faster	web_search	1.2s	0.6s
Changed	Retrieve context · top 8	4.7s	0.8s
Added	Decide next step	—	1.5s
Added	fetch_page	—	0.9s
Added	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.