Compare

A · run_b475efvsB · run_562e4bresearch-briefSwap A and B

Duration: 11.0s +72%; A: 6.4s
Cost: $0.074 -10%; A: $0.083
Tokens: 27.9k +104%; A: 13.7k
Steps: 7 -36%; A: 11
Model changed: GPT-4.1; A: Claude Sonnet

Steps, aligned

Change	Step	A	B
Slower	Input policy check	0.1s	0.2s
Slower	Plan the task	0.9s	2.8s
Slower	web_search	0.6s	1.0s
Slower	Retrieve context · top 8	0.4s	0.8s
Slower	Decide next step	1.0s	1.9s
Slower	fetch_page	0.4s	1.0s
Changed	Write final answer	0.4s	2.6s
Removed	Decide next step	1.0s	—
Removed	web_search	0.3s	—
Removed	fetch_page	0.2s	—
Removed	Write final answer	0.8s	—

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.