The honest, $0-markup cost to run gpt-oss-120b (OpenAI, 117B) and Kimi K2 Thinking (moonshotai, 1058.1B), side by side — free on your own machine, on your own rented GPU at the vendor's price, or via your own API key.
| gpt-oss-120b | Kimi K2 Thinking | |
|---|---|---|
| Parameters | 117B | 1058.1B |
| Context window | 131.1K | ✓ 262.1K |
| License | Commercial OK | Restricted |
| VRAM to run | ✓ ~80 GB (Q4_K_M) | ~740 GB (Q4_K_M) |
| Rent a GPU | ✓ $0.48/hr | $20.64/hr |
| Your API key | ✓ $0.09/1M | $1.55/1M |
VRAM, size, context and license are facts from the catalog and the shared cost engine; API prices are real where we have them (labeled "est." otherwise). We don't rank model quality or quote benchmarks here.
Full cost breakdown: gpt-oss-120b →
Full cost breakdown: Kimi K2 Thinking →
Open the free Spanvero advisor → to compare them live for your exact workload and hardware.
Spanvero · All comparisons · Prices as of 2026-07-06. $0 markup, your own accounts, we never resell compute. © 2026 Cynosure LLC.
A short email of real AI price moves, straight from the daily log — no hype. We're collecting the list now; the first issue goes out when it opens. Unsubscribe with one click.