GPT-5.2 vs Kimi K2.6
OpenAI against Moonshot AI, costed on the same three workloads. Kimi K2.6 is cheaper on all three workloads.
Monthly bill, side by side
| Workload | GPT-5.2 | Kimi K2.6 | Difference |
|---|---|---|---|
| Support chatbot 2,500 six-turn conversations a day |
$9,174 | $3,522 | $5,652 (2.6×) |
| Document summariser 1,000 single-shot summaries a day |
$977 | $444 | $533 (2.2×) |
| Coding agent 200 twelve-turn sessions a day |
$5,859 | $2,533 | $3,326 (2.3×) |
No prompt caching and no batch discount on either side, so the comparison is like for like. Both figures assume 30 days a month.
The rate cards
| GPT-5.2 | Kimi K2.6 | |
|---|---|---|
| Input, per 1M tokens | $1.75 | $0.95 |
| Output, per 1M tokens | $14 | $4 |
| Cached input | $0.175 | $0.16 |
| Context window | 272K | 262K |
| Maximum output | 128K | 262K |
| Reasoning model | yes | yes |
| Vision | yes | yes |
Run this comparison on your own numbers
Full detail: GPT-5.2 pricing · Kimi K2.6 pricing