Kimi K2 Thinking

deprecatedmit

Long-term thinking, multi-step tool usage, complex problem solving.

Context
256K
Max output
33K

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Infrastructure
Streaming
Fine-tuning

Details

Model IDkimi-k2-thinking
Provider Moonshot AI (Kimi)
Creator moonshot
Familykimi
Licensemit
Statusdeprecated
Typechat
Input modalitiestext
Output modalitiestext
Open weightYes
Parameters—
Architecture—
Context window256K tokens
Max input—
Max output33K tokens
Reasoning tokensYes
Knowledge cutoff—
Release date—
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Family Comparison: kimi

ModelContextMax outPricing
Kimi K2 (0711)128K33K—
Kimi K2 (0905)256K33K—
Kimi K2 Thinking Turbo256K33K—
Kimi K2 Thinking256K33K—
Kimi K2 Turbo256K33K—
Kimi K2.5256K33K—
kimi-k2.6262K—$0.95$4
kimi-k2.7-code262K—$0.95$4
kimi-k2.7-code-highspeed262K—$1.9$8
kimi-k3.1-pro1.0M—$2$10
kimi-k31.0M—$3$15
kimi-k3.1-pro-highspeed1.0M—$4$20

API

GET/v1/models/moonshot/kimi-k2-thinking

Kimi K2 Thinking

deprecated
kimi-k2-thinking

Long-term thinking, multi-step tool usage, complex problem solving.

Changes · 8 entries
kimi-k2-thinkingupdateca7a400Nov 2, 2026, 03:02 AM
statusdeprecated
kimi-k2-thinkingupdate0ed066aJul 31, 2026, 11:38 AM
statusdeprecated
kimi-k2-thinkingupdate1cd659eMar 24, 2026, 04:19 AM
capabilitiesfine tuningyes
kimi-k2-thinkingupdateb301ebeMar 23, 2026, 11:47 PM
max_output_tokens32768
modalitiesinput["text"]output["text"]
kimi-k2-thinkingupdate2b100acMar 23, 2026, 05:30 AM
licensemit
open_weightyes
tools["function_calling"]
kimi-k2-thinkingupdate7a4f1f6Mar 22, 2026, 05:43 AM
model_typechat
kimi-k2-thinkingupdateb50649fMar 21, 2026, 11:58 PM
taglineLong-term thinking, multi-step tool usage, complex proble...
kimi-k2-thinkingcreate7f5c66fMar 21, 2026, 05:16 AM