Kimi K2 Thinking
Moonshot AI · released Nov 2025 · open weights
- Open weights — self-hostable
Open 1T-param MoE (32B active) built for long-horizon agentic reasoning.
Context window
256K
256,000 tokens
Input price
$0.60
per 1M tokens
Output price
$2.50
per 1M tokens
Blended
$1.07
3:1 in:out mix
Weights
Open
self-hostable
Released
Nov 2025
Moonshot AI
Open-weights API prices are representative third-party-hosted rates; self-hosting costs only your own hardware.
Where it ranks
Of the 16 models tracked, Kimi K2 Thinking is #4 cheapest to run (blended $/1M at a 3:1 input:output mix), #3 (tied) by input price, and #13 (tied) by context window.
See the full Frontier Index →Compare with
The nearest models by blended cost to run.
Put it to work
Specs from BitByteCore's hand-verified Frontier Ledger (v2026-07-04, verified 21 Jun 2026). Model pricing moves fast — confirm with Moonshot AI before you rely on a figure.