MoonshotAI: Kimi K3

Kimi K3 is a 2.8T parameter open-weight multimodal reasoning model from Moonshot AI.

Context
1.0M
Max output
944K
Input price
$0.2/1M tokens
Output price
$15/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Output Control
Structured Output
JSON Mode

Details

Model IDmoonshotai/kimi-k3
Provider OpenRouter
Creator moonshotai
Familykimi-k3
License—
Status—
Typechat
Input modalitiestext, image, video
Output modalitiestext
Open weight—
Parameters—
Architecture—
Context window1.0M tokens
Max input—
Max output944K tokens
Reasoning tokens—
Knowledge cutoff—
Release date
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Pricing

Input
$0.2
Output
$15
Cache write
—
Cache read
$0.19
Batch in
—
Batch out
—

Family Comparison: kimi-k3

ModelContextMax outPricing
MoonshotAI: Kimi K31.0M944K$0.2$15
MoonshotAI: Kimi K3 (batch)1.0M16K$2.28$11.4

API

GET/v1/models/openrouter/moonshotai/kimi-k3

MoonshotAI: Kimi K3

moonshotai/kimi-k3

Kimi K3 is a 2.8T parameter open-weight multimodal reasoning model from Moonshot AI.

Changes · 32 entries
moonshotai/kimi-k3createca7a400Nov 2, 2026, 03:02 AM
moonshotai/kimi-k3update383acd8Oct 30, 2026, 06:38 AM
pricinginput$0.192→$0.2cached input$0.182→$0.19
moonshotai/kimi-k3update2f25bc2Oct 29, 2026, 06:34 AM
pricingoutput$20→$15
moonshotai/kimi-k3updateb2f45bfOct 29, 2026, 03:29 AM
pricinginput$0.239→$0.192output$11.936→$20cached input$0.21→$0.182
moonshotai/kimi-k3update49ce653Oct 19, 2026, 06:45 AM
pricinginput$0.304→$0.239
moonshotai/kimi-k3updatebcf2693Oct 16, 2026, 06:36 AM
pricinginput$0.45→$0.304output$15→$11.936cached input$0.28→$0.21
moonshotai/kimi-k3updateb92059eOct 15, 2026, 06:37 AM
pricinginput$0.7→$0.45cached input$0.32→$0.28
moonshotai/kimi-k3update0d5a9a1Oct 14, 2026, 06:38 AM
pricinginput$0.73→$0.7output$13.5→$15cached input$0.55→$0.32
moonshotai/kimi-k3update29d19afOct 13, 2026, 06:43 AM
pricingoutput$10→$13.5
moonshotai/kimi-k3updateceebcb8Oct 12, 2026, 06:56 AM
pricinginput$0.8→$0.73
moonshotai/kimi-k3updatedcc4383Oct 11, 2026, 06:38 AM
pricinginput$0.64→$0.8output$13.5→$10cached input$0.28→$0.55
moonshotai/kimi-k3updatec3d6504Oct 10, 2026, 06:38 AM
pricinginput$0.53→$0.64output$12→$13.5cached input$0.3→$0.28
moonshotai/kimi-k3update70614e7Oct 9, 2026, 06:39 AM
pricinginput$0.6→$0.53output$15→$12cached input$0.4→$0.3
moonshotai/kimi-k3updateda0e420Oct 8, 2026, 06:41 AM
pricinginput$0.62→$0.6cached input$0.43→$0.4
moonshotai/kimi-k3updateb61df6aOct 7, 2026, 06:39 AM
pricinginput$0.95→$0.62output$14→$15cached input$0.31→$0.43
moonshotai/kimi-k3update00710a0Oct 6, 2026, 06:38 AM
pricinginput$0.67→$0.95cached input$0.22→$0.31
moonshotai/kimi-k3update632cde3Oct 5, 2026, 06:54 AM
pricinginput$0.72→$0.67output$13→$14cached input$0.7→$0.22
moonshotai/kimi-k3update8c3d4a3Oct 4, 2026, 08:18 AM
pricinginput$2.7→$0.72output$13.5→$13cached input$0.27→$0.7
moonshotai/kimi-k3update2b89bf1Oct 2, 2026, 06:39 AM
pricinginput$0.725→$2.7output$10→$13.5cached input$0.725→$0.27
moonshotai/kimi-k3update8c801e2Oct 1, 2026, 06:40 AM
pricinginput$3→$0.725output$15→$10cached input$0.3→$0.725
moonshotai/kimi-k3update9cb03f8Sep 26, 2026, 06:38 AM
pricinginput$0.885→$3output$10.535→$15cached input$0.33→$0.3
moonshotai/kimi-k3update99b2555Sep 25, 2026, 06:38 AM
pricinginput$3→$0.885output$15→$10.535cached input$0.3→$0.33
moonshotai/kimi-k3updatef13f134Sep 22, 2026, 06:39 AM
pricinginput$1.7→$3output$8.5→$15cached input$0.17→$0.3
moonshotai/kimi-k3update7bc8de4Sep 20, 2026, 06:33 AM
pricinginput$1.875→$1.7output$10.5→$8.5cached input$0.218→$0.17
moonshotai/kimi-k3update3170597Sep 19, 2026, 06:34 AM
pricinginput$2→$1.875output$11.2→$10.5cached input$0.232→$0.218
moonshotai/kimi-k3update2ae168fSep 18, 2026, 06:37 AM
pricinginput$3→$2output$15→$11.2cached input$0.3→$0.232
moonshotai/kimi-k3updatea6f5da0Sep 17, 2026, 06:39 AM
pricinginput$2.648→$3output$13.283→$15cached input$0.303→$0.3
moonshotai/kimi-k3updatef844c98Sep 13, 2026, 06:38 AM
pricinginput$2.303→$2.648output$11.55→$13.283cached input$0.263→$0.303
moonshotai/kimi-k3update265df08Sep 12, 2026, 06:33 AM
pricinginput$2.34→$2.303output$11.7→$11.55cached input$0.261→$0.263
moonshotai/kimi-k3update17bcfbfSep 11, 2026, 06:36 AM
pricinginput$3→$2.34output$15→$11.7cached input$0.3→$0.261
moonshotai/kimi-k3updatee3d7dedAug 31, 2026, 04:13 AM
max_output_tokens943718
moonshotai/kimi-k3create20c73acJul 17, 2026, 02:34 AM