Kimi K3.1 Pro Highspeed API pricing and agent cost
| Provider | Moonshot |
|---|---|
| Input | $4.0 / 1M tokens |
| Output | $20.0 / 1M tokens |
| Cached input | $0.2 / 1M tokens |
API model kimi-k3.1-pro-highspeed. Faster variant of K3.1 Pro. 1,048,576-token context at one flat price. Cache writes billed separately: $4.00 (5-min TTL, default) or $8.00 (1-hour TTL) per 1M tokens. Cached input stays $0.20, same as standard K3.1 Pro.
Source: https://platform.kimi.ai/docs/pricing/chat (checked 2026-10-25)
Example agent cost
An agent making 5 tool calls per task, with 3,000 input and 800 output tokens per call, running 100 tasks a day costs about $0.1400 per task, $14.00 per day, and $420.00 per month on Kimi K3.1 Pro Highspeed.
Not sure your numbers are right? Get a $9 AI Agent Cost Audit
Most agent bills are dominated by context re-sent on every tool call, retries and output length, which a quick estimate misses. Send us your setup and get a written breakdown per task, day and month, cheaper model options and specific savings ideas within 48 hours.
Get my audit: $9 See a sample report
One-time $9 via Stripe Checkout. Nothing recurring. Prices from official provider pages.
Get the TokenTab newsletter
Model price changes and agent cost tips, straight to your inbox. Unsubscribe anytime; we only use your email for this newsletter.
Sponsor this tool
Reach AI builders, agent developers and vibe coders who are choosing models and platforms. See sponsor options or email tokentab+sponsors@mail.grokbot.com.