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Kimi K3.1: the next chapter is still unconfirmed

Kimi K3.1 has not been officially released. Follow the X rumors and the official record here, clearly separated.

RELEASE STATUS / CHECKED 2026.09.23
Not releasedRelease date, API, pricing, and specs await confirmation
01 / THE SIGNAL

ORIGINAL X LEAK · JUL 26, 2026

A signal, not a launch.

An X post by @Mr_Salio claims Kimi K3.1 will improve inference speed, token efficiency in long reasoning, and reliability in coding and agent workflows. No model card, test results, or Moonshot confirmation backs those claims yet.

View the original post on X
02 / EVIDENCE

What is actually known?

CONFIRMED / K3

Kimi K3 is live

Moonshot has officially released Kimi K3 and documented its capabilities and access routes. Those details apply to K3, not automatically to K3.1.

Read the official K3 release
UNVERIFIED / K3.1

Improvements are rumored

Faster inference, fewer reasoning tokens, steadier coding and agents, and open weights are claims from the X post. They are not product specifications.

Check the source post
TO BE ANNOUNCED / K3.1

The key facts are pending

As of this page’s check date, there is no citable official K3.1 release date, model ID, context length, price, or benchmark result.

Follow @KimiDev on X
03 / WHAT NEXT

Wait for the model card.

Explore the available Kimi K3 while waiting. Moonshot’s future announcement should determine K3.1 capabilities, availability, and access.

Explore Kimi K3

Moonshot AI

Kimi K3.1: the next chapter is still unconfirmed

Is Kimi K3.1 coming? Read the original X leak, the confirmed Kimi K3 baseline, and what remains unknown about release, specs, and API access.

See the latest on @KimiDev