A.X K2

Released
2026-07-29
Last refreshed
2026-09-04
Status
Researched 45d ago
Open sourceCommercial use: permittedLong context

A.X K2 is a released long context model with open-source and 256K context; evaluate it while provider pricing coverage matures.

SK Telecom releases · 2 in the last 12 monthsChangelog →
Specifications
Family
A.X
Released
2026-07-29
Context
256K
Parameters
688B total, 33B active
Openness
Open source
License
Apache 2.0OSI-approvedCommercial use: permitted
Weights
Available
Code
Unknown
Pricing

No tracked provider token pricing is available yet.

About

A.X K2 is SK Telecom's mixture-of-experts language model released July 29, 2026 with 688B total / 33B active parameters and a 262,144-token context window. Weights are on Hugging Face at skt/A.X-K2.

Provider price ladder

No tracked provider token pricing is available for this model yet.

Capabilities

No model capability flags are currently sourced.

Benchmark peer barsfor Long context

No task-mapped benchmark peers are available for this model yet.

Migration checks

No linked migration route is available for this model yet.