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Models / Moonshot AI

MoonshotAI: Kimi K3

moonshotai/kimi-k3

text image videoContext 1.0M

Kimi K3 is a 2.8T parameter open-weight multimodal reasoning model from Moonshot AI. It is suited for complex coding, knowledge work, and long-horizon agentic workflows, and is particularly strong at...

Price

Input$0.192

per 1M tokens

Output$15

per 1M tokens

Cheaper on Inference.net (−65%) versus the lab price

Compare this model

Providers

Each row is one seller. Prices are the published rate from that source. A dash means that source did not publish the amount. Sorted by a 3:1 blend of input and output.

ProviderTagQuant InputOutput ContextUptimeStatusSource
Inference.net
Price differs from the host list
inference-net/fp4 fp4 $0.3/1M $7.5/1M 1.0M 100% Live openrouter-endpoints
Inference.net
Price differs from the host list
inference-net/us fp4 $0.3/1M $7.5/1M 1.0M 100% Live openrouter-endpoints
Wafer wafer/us mxfp4 $0.276/1M $9.94/1M 1.0M 100% Live openrouter-endpoints
Sail Research sail-research/fp4 fp4 $0.23/1M $11/1M 1.0M 100% Live openrouter-endpoints
Sail Research sail-research/fp4/us fp4 $0.23/1M $11/1M 1.0M 100% Live openrouter-endpoints
Amazon Bedrock
Price differs from OpenRouter
batch — $1.65/1M $8.25/1M — — Listed amazon-bedrock
Amazon Bedrock
Price differs from OpenRouter
flex — $1.65/1M $8.25/1M — — Listed amazon-bedrock
Inference.net
Price differs from the host list
inference-net/fast fp4 $0.5/1M $11.88/1M 1.0M 100% Live openrouter-endpoints
Inference.net
Price differs from the host list
inference-net/us/fast fp4 $0.5/1M $11.88/1M 1.0M 100% Live openrouter-endpoints
Makora makora/fp4 fp4 $0.5/1M $13/1M 1.0M 100% Live openrouter-endpoints
Chutes chutes/mxfp4 mxfp4 $1.85/1M $9.5/1M 1.0M — Live openrouter-endpoints
Decart decart/mxfp4 mxfp4 $1.95/1M $9.75/1M 1.0M 100% Live openrouter-endpoints
Wafer wafer mxfp4 $0.2/1M $15/1M 1.0M 100% Live openrouter-endpoints
Fireworks fireworks/spot — $2.1/1M $10.5/1M 1.0M 100% Live openrouter-endpoints
AkashML akashml/fp4 fp4 $1.2/1M $14/1M 1.0M 92% Live openrouter-endpoints
Morph morph/fp8 fp8 $1.278/1M $14.626/1M 1.0M 100% Live openrouter-endpoints
Phala
Price differs from the host list
phala — $2.55/1M $12.75/1M 1.0M 100% Live openrouter-endpoints
DigitalOcean digitalocean — $2.55/1M $12.95/1M 1.0M 100% Live openrouter-endpoints
Sarvam — — $2.834/1M $14.17/1M — — Listed sarvam-docs
Wafer wafer/fast mxfp4 $0.229/1M $22/1M 1.0M 100% Live openrouter-endpoints
DeepInfra — — $2.85/1M $14.25/1M 1.0M — Listed deepinfra
DeepInfra deepinfra/mxfp4 mxfp4 $2.85/1M $14.25/1M 1.0M 100% Live openrouter-endpoints
Amazon Bedrock
Price differs from the host list
amazon-bedrock/us-east-2 — $3/1M $15/1M 1.0M 100% Live openrouter-endpoints
AtlasCloud — int4 $3/1M $15/1M 1.0M — Listed atlascloud
BaseTen baseten/fp8 fp8 $3/1M $15/1M 1.0M 100% Live openrouter-endpoints
Fireworks fireworks — $3/1M $15/1M 1.0M — Live openrouter-endpoints
Inference.net
Price differs from OpenRouter
— — $3/1M $15/1M 1.0M — Listed inferencenet
Modal modal/mxfp4 mxfp4 $3/1M $15/1M 1.0M 100% Live openrouter-endpoints
Moonshot AI moonshotai — $3/1M $15/1M 1.0M 100% Live openrouter-endpoints
Novita — — $3/1M $15/1M 1.0M — Listed novita
Parasail parasail/fp4 fp4 $3/1M $15/1M 1.0M 100% Live openrouter-endpoints
ParetoAlpha pareto-alpha/us — $3/1M $15/1M 1.0M — Live openrouter-endpoints
Phala
Price differs from OpenRouter
— — $3/1M $15/1M 1.0M — Listed phala
Together — — $3/1M $15/1M 1.0M — Listed together
Together together — $3/1M $15/1M 1.0M 100% Live openrouter-endpoints
Io Net — mxfp4 $2.523/1M $17.264/1M 1.0M — Listed ionet
Amazon Bedrock
Price differs from OpenRouter
standard — $3.3/1M $16.5/1M — — Listed amazon-bedrock
NEAR AI — — $3.3/1M $16.5/1M 1.0M — Listed nearai
Alibaba alibaba — $3.45/1M $17.25/1M 1.0M 100% Live openrouter-endpoints
Venice — — $3.75/1M $18.75/1M 1M — Listed venice
Tinfoil — — $4/1M $20/1M 262K — Listed tinfoil
Fireworks fireworks/fast — $4.5/1M $22.5/1M 1.0M 100% Live openrouter-endpoints
Fireworks fireworks/us — $4.5/1M $22.5/1M 1.0M 100% Live openrouter-endpoints
Amazon Bedrock
Price differs from OpenRouter
priority — $5.775/1M $28.875/1M — — Listed amazon-bedrock
Relace relace/fp4 fp4 $0.19/1M $9.339/1M 1.0M 76% Down openrouter-endpoints

Monthly bill

Token models use the token counts. Image, video, and audio models use units times the flat rate.

$15.19 at list price for this workload

Cache

Cache read$0.182

per 1M tokens

Every rate
UnitInputOutputFlatConfidence
token $0.192/1M $15/1M Not published— official

Price history

MoonshotAI: Kimi K3
25 0 2026-09-15: $2.6482026-09-16: $32026-09-17: $32026-09-18: $2.12026-09-19: $1.72026-09-20: $1.72026-09-21: $32026-09-22: $32026-09-23: $32026-09-24: $32026-09-25: $32026-09-26: $32026-09-27: $32026-09-28: $32026-09-29: $32026-09-30: $32026-10-01: $0.66352026-10-02: $2.72026-10-03: $0.992026-10-04: $0.722026-10-05: $1.392026-10-06: $0.692026-10-07: $0.52026-10-08: $1.092026-10-09: $0.952026-10-10: $0.52026-10-11: $0.82026-10-12: $0.732026-10-13: $0.732026-10-14: $0.52026-10-15: $0.452026-10-16: $0.3042026-10-17: $0.3042026-10-18: $0.3042026-10-19: $0.2392026-10-20: $0.2392026-10-21: $0.2392026-10-22: $0.2392026-10-23: $0.2392026-10-24: $0.2392026-10-25: $0.2392026-10-26: $0.1792026-10-27: $0.1692026-10-28: $0.2012026-10-29: $0.2392026-10-30: $0.192 2026-09-15 2026-10-30

input or flat output

Daily snapshots
UTC dateUnitInputOutputFlat
2026-09-15 token $2.648 $13.283 Not published—
2026-09-16 token $3 $15 Not published—
2026-09-17 token $3 $15 Not published—
2026-09-18 token $2.1 $10.95 Not published—
2026-09-19 token $1.7 $8.5 Not published—
2026-09-20 token $1.7 $8.5 Not published—
2026-09-21 token $3 $15 Not published—
2026-09-22 token $3 $15 Not published—
2026-09-23 token $3 $15 Not published—
2026-09-24 token $3 $15 Not published—
2026-09-25 token $3 $15 Not published—
2026-09-26 token $3 $15 Not published—
2026-09-27 token $3 $15 Not published—
2026-09-28 token $3 $15 Not published—
2026-09-29 token $3 $15 Not published—
2026-09-30 token $3 $15 Not published—
2026-10-01 token $0.6635 $10 Not published—
2026-10-02 token $2.7 $13.5 Not published—
2026-10-03 token $0.99 $13 Not published—
2026-10-04 token $0.72 $13 Not published—
2026-10-05 token $1.39 $14 Not published—
2026-10-06 token $0.69 $14 Not published—
2026-10-07 token $0.5 $15 Not published—
2026-10-08 token $1.09 $14 Not published—
2026-10-09 token $0.95 $14 Not published—
2026-10-10 token $0.5 $13.5 Not published—
2026-10-11 token $0.8 $13.5 Not published—
2026-10-12 token $0.73 $10 Not published—
2026-10-13 token $0.73 $10 Not published—
2026-10-14 token $0.5 $15 Not published—
2026-10-15 token $0.45 $16.5 Not published—
2026-10-16 token $0.304 $11.936 Not published—
2026-10-17 token $0.304 $11.936 Not published—
2026-10-18 token $0.304 $11.936 Not published—
2026-10-19 token $0.239 $11.936 Not published—
2026-10-20 token $0.239 $11.936 Not published—
2026-10-21 token $0.239 $11.936 Not published—
2026-10-22 token $0.239 $11.936 Not published—
2026-10-23 token $0.239 $10.8 Not published—
2026-10-24 token $0.239 $10.8 Not published—
2026-10-25 token $0.239 $10.8 Not published—
2026-10-26 token $0.179 $20 Not published—
2026-10-27 token $0.169 $20 Not published—
2026-10-28 token $0.201 $20 Not published—
2026-10-29 token $0.239 $10.8 Not published—
2026-10-30 token $0.192 $15 Not published—

Alternatives

Parameters (22)
frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_completion_tokensmax_tokensmin_pparallel_tool_callspresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p
Call this model

OpenRouter id moonshotai/kimi-k3. InferenceList does not send the request.

curl
curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"moonshotai/kimi-k3","messages":[{"role":"user","content":"Hello"}]}'

JavaScript
await fetch("https://openrouter.ai/api/v1/chat/completions", {
  method: "POST",
  headers: {
    Authorization: "Bearer " + process.env.OPENROUTER_API_KEY,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    model: "moonshotai/kimi-k3",
    messages: [{ role: "user", content: "Hello" }],
  }),
});

Python
import os, json, urllib.request
req = urllib.request.Request(
    "https://openrouter.ai/api/v1/chat/completions",
    data=json.dumps({"model": "moonshotai/kimi-k3", "messages": [{"role": "user", "content": "Hello"}]}).encode(),
    headers={"Authorization": "Bearer " + os.environ["OPENROUTER_API_KEY"], "Content-Type": "application/json"},
)
print(urllib.request.urlopen(req).read().decode())

JSON · History JSON