kimi-k3.1-pro

proprietary
Context
1M
Input price
$0.3/1M tokens
Output price
$7/1M tokens

Capabilities

vision
tool call
structured output
reasoning
json mode
streaming
fine tuning
batch

Details

Model IDmoonshotai/kimi-k3.1-pro
Familykimi-k3.1
Licenseproprietary
Parameters—
Statusactive
Input modalitiestext
Output modalitiestext
Architecture—
Knowledge cutoff—
Training data cutoff—
Release date—
Deprecation date—
Typechat
Reasoning tokens—
Max input—
Open weightNo
Sourceofficial
Last updated

Tools

Function Callingfunction_calling
Call external functions and APIs

Pricing

Input
$0.3
↑87%$0.16
Output
$7
Cache write
—
Cache read
—
Batch in
—
Batch out
—
Price history · $/1M input
$2
$1.7
$0.33
$0.38
$0.18
$0.16
$0.3
Oct 29Nov 5Nov 7Nov 8Nov 9Nov 10Nov 11
DateInputOutputChange
Oct 29, 2026$2$10—
Nov 5, 2026161da7f$1.7$8.5↓15%
Nov 7, 2026c5030e0$0.33$8.12↓81%
Nov 8, 20269ff1882$0.38$7.95↑15%
Nov 9, 202667f89ab$0.18$8.5↓53%
Nov 10, 202603d44fc$0.16$7↓11%
Nov 11, 20262a8a794$0.3$7↑87%

Input is ↓85% since Oct 29, 2026, from $2 to $0.3 per 1M tokens.

Price across providers

ProviderInputOutputSince launch
Vercel AI Gatewaycheapest$0.3$7↓85%
DeepInfra$2$10—
Novita AI$2$10—

Family Comparison: kimi-k3.1

ModelContextMax outPricing
kimi-k3.1-pro1M—$0.3$7
kimi-k3.1-pro-highspeed1M—$4$20

API

GET/v1/models/vercel/moonshotai/kimi-k3.1-pro

kimi-k3.1-pro

moonshotai/kimi-k3.1-pro
Changes · 7 entries
moonshotai/kimi-k3.1-proupdate2a8a794Nov 11, 2026, 06:26 AM
pricinginput$0.16→$0.3
moonshotai/kimi-k3.1-proupdate03d44fcNov 10, 2026, 06:25 AM
pricinginput$0.18→$0.16output$8.5→$7
moonshotai/kimi-k3.1-proupdate67f89abNov 9, 2026, 06:33 AM
pricinginput$0.38→$0.18output$7.95→$8.5
moonshotai/kimi-k3.1-proupdate9ff1882Nov 8, 2026, 06:31 AM
pricinginput$0.33→$0.38output$8.12→$7.95
moonshotai/kimi-k3.1-proupdatec5030e0Nov 7, 2026, 06:24 AM
pricinginput$1.7→$0.33output$8.5→$8.12
moonshotai/kimi-k3.1-proupdate161da7fNov 5, 2026, 06:28 AM
pricinginput$2→$1.7output$10→$8.5
moonshotai/kimi-k3.1-procreateb2f45bfOct 29, 2026, 03:29 AM