Question 1

Codex Pro 200 vs GLM Max for coding: which gives more building hours per dollar?

Accepted Answer

At p50 peak, Codex Pro 200 returns 0.10 building h/week per $/month (20 h/week for $200/mo) and GLM Max returns 0.27 building h/week per $/month (45 h/week for $168/mo), so GLM Max gives more building hours per dollar; on building benchmark quality Codex Pro 200 runs GPT-6.1 Sol (high) · Codex · 60/100 and GLM Max runs GLM-5.3 · Opencode · 54/100; Codex Pro 200 hours are guessed — treat them as a guess.

Question 2

What do Codex Pro 200 and GLM Max cost?

Accepted Answer

$200/mo and $168/mo. Comparisons only pair plans within 1.5× of each other on price.

Question 3

Which of the two has an off-peak rate?

Accepted Answer

Codex Pro 200 does not (no published off-peak discount). GLM Max does — peak Mon–Fri 07:00–11:00 London, building 45 h/week p50 peak → 90 h/week p50 off-peak.

	Codex Pro 200	GLM Max
Price	$200/mo	$168/mo
Building h/week p50 (p10–p90), peak	20 (10–32)	45 (24–90)
Building h/week p50 (p10–p90), off-peak	—	90 (48–180)
Building h/week per $/mo at p50 peak	0.10	0.27
Benchmark quality /100s	GPT-6.1 Sol (high) · Codex · 60/100 planning · GPT-6.1 Sol (high) · Codex · 60/100 building · GPT-6.1 Sol (high) · Codex · 60/100 admin	GLM-5.3 · Opencode · 54/100 planning · GLM-5.3 · Opencode · 54/100 building · GLM-5.3 · Opencode · 54/100 admin
Source	guessed	official-clock + lived
Terminal CLI agent	Yes	Yes
Clock	no published off-peak discount	peak Mon–Fri 07:00–11:00 London

Codex Pro 200 vs GLM Max, side by side