Home / Compare / Kimi K2.6 vs gpt-oss-20b

Kimi K2.6 vs gpt-oss-20b

For a typical chat reply (2,000 tokens in, 400 out), Kimi K2.6 costs 37× as much as gpt-oss-20b: $2.66 against $0.072 per 1,000 requests at list price on 2026-09-28.

Kimi K2.6gpt-oss-20b
Input, per 1M tokens$0.65$0.018
Output, per 1M tokens$3.41$0.09
Context window262K131K
Classification or routing (600 tokens in, 10 out), per 1,000$0.424$0.0117
Chat reply (2,000 in, 400 out), per 1,000$2.66$0.072
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$6.91$0.189
Confidence signalyesyes
Tool callingyesyes
BANKING77, correct of 400323313

Which one should carry your traffic?

If gpt-oss-20b answers your requests as well as Kimi K2.6, moving that traffic saves 97% on chat-shaped requests. Averages cannot tell you whether it does for your requests. gpt-oss-20b exposes a confidence signal, so Gimbix can let it answer first and hand unsure cases to Kimi K2.6.

Kimi K2.6 profile · gpt-oss-20b profile · Measure it on your traffic