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Kimi K3 pricing

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… Kimi K3 from Moonshot AI (Kimi) costs $0.884 per 1M input tokens and $10.53 per 1M output tokens. Cached input is $0.330 per 1M. Context window 1,048,576 tokens.

API id kimi-k3 · Moonshot AI (Kimi) · source · updated 2026-09-25 · general-purpose

$0.884
Input / 1M tokens
$10.53
Output / 1M tokens
$0.330
Cached input / 1M
1M
Context window

Kimi K3 specifications

API id
kimi-k3
Model type
general-purpose
Context window
1M tokens
Max output
944K tokens
Currency
USD
Price source
Provider API
Last checked
2026-09-25

Tags

  • vision

Kimi K3 across providers

The same model, priced by every seller we track. Ranked by the cost of 1M input + 1M output tokens, standard tier; savings measured against buying from the vendor directly.

ProviderInput /1MCached /1MOutput /1M1M in + 1M outvs vendor
Moonshot AI (Kimi)VendorCheapestviewing
$0.884$0.330$10.53$11.42—
$0.884$0.330$10.53$11.42—
$2.85$0.285$14.25$17.10+50%
$3.00$0.300$15.00$18.00+58%

What Kimi K3 costs in practice

Estimated cost at common usage volumes
WorkloadInput tokensOutput tokensEstimated cost
Short chat turn1,000500$0.0062
Document summary50,0002,000$0.07
1M tokens in, 200K out1,000,000200,000$2.99

Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.

Kimi K3 price history

RecordedInput /1MOutput /1M
2026-09-25$0.884$10.53
2026-09-22$3.00$15.00
2026-09-20$1.70$8.50
2026-09-19$1.88$10.50
2026-09-18$2.00$11.20
2026-09-17$3.00$15.00
2026-09-13$2.65$13.28
2026-09-12$2.30$11.55
2026-09-11$2.34$11.70
2026-08-27$3.00$15.00
2026-08-11$3.00$15.00

Common questions

How much does Kimi K3 cost per 1M tokens?
Kimi K3 costs $0.884 per 1M input tokens and $10.53 per 1M output tokens on the standard tier. Cached input is $0.330 per 1M.
What is Kimi K3's context window?
Kimi K3 accepts up to 1,048,576 tokens in a single request, and can return up to 943,718 output tokens.
Is there a cheaper Kimi model than Kimi K3?
Yes. Kimi K2 0711 is $0.570 per 1M input tokens versus $0.884 for Kimi K3, with a 131,072 token context window.
Where does this Kimi K3 price come from?
From the OpenRouter catalogue, because Moonshot AI (Kimi) does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from Moonshot AI (Kimi)'s own — verify before committing spend.

Head-to-head comparisons

Other Kimi models

See all Kimi pricing →