Moonshot AI · Model identity
Kimi K3
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...
1pricing route
What published route metadata supports
CachingHugging FaceReasoningStructured outputTool useVideo inputVision
Input modalities
ImageTextVideo
Supported API parameters
frequency_penaltyinclude_reasoninglogit_biaslogprobsmax_tokensmin_ppresence_penaltyreasoningreasoning_effortrepetition_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_ktop_logprobstop_p
Only source-backed fields are filled
Release dateNot independently verified
Knowledge cutoffNot independently verified
Open weightsNot independently verified
OpenRouter catalog date2026-07-16
LLMPrice does not infer a release date, knowledge cutoff, or open-weight status from a model name, Hugging Face link, or pricing route.
Could this workload cost less?Compare Kimi K3 with cheaper models using the same workload.
Find cheaper alternatives →| Endpoint / route | Model ID | Input | Cached | Output | Context | Source |
|---|---|---|---|---|---|---|
| OpenRouterStandard | moonshotai/kimi-k3 | $3 | $0.3 | $15 | 1.05M | OpenRouter API ↗ |
Hugging Face references
Presence of a Hugging Face ID is not treated as proof that model weights are open.
9 verified price changes since Aug 26, 2026
2 route availability changes recorded. No earlier prices are inferred.
Input / 1M$3Aug 26, 2026 → Sep 22, 2026
Output / 1M$15Aug 26, 2026 → Sep 22, 2026
- Sep 22, 2026OpenRouter · Batch
Pricing route removed
- Sep 22, 2026OpenRouter · Standard
Input $1.7 → $3 · Cached input $0.17 → $0.3 · Output $8.5 → $15
- Sep 19, 2026OpenRouter · Standard
Input $2.1 → $1.7 · Cached input $0.23 → $0.17 · Output $10.95 → $8.5
- Sep 18, 2026OpenRouter · Standard
Input $3 → $2.1 · Cached input $0.3 → $0.23 · Output $15 → $10.95
- Sep 16, 2026OpenRouter · Standard
Input $2.65 → $3 · Cached input $0.3026 → $0.3 · Output $13.28 → $15
- Sep 13, 2026OpenRouter · Standard
Input $2.3 → $2.65 · Cached input $0.2632 → $0.3026 · Output $11.55 → $13.28