S

Apriel v1.6 15B Thinker

Nov 2025
SApriel v1.6 15B Thinker
Compare in
on
—per task?
self-host onlyprice
—output speed?
128Kcontext

Ranking?

Strong at

A
Instructions#53 of 245
B
Tool calling#93 of 242
C
Reasoning#181 of 334Science#164 of 312Knowledge#254 of 318

Run it yourself

estimate
Fits on✓ 8 GB (phone, laptop) · compressed✓ 16 GB · 8-bit✓ 24 GB GPU · 8-bit✓ 48 GB GPU · full quality✓ 80 GB GPU · full quality
LicenceMITfree for commercial use

History

2 versions
13.413.513.613.713.813.9Oct 25Release dateAA Intelligence Index 4.3.2v1.5v1.6
13.413.513.613.713.813.9Oct 25Release dateAA Intelligence Index 4.3.2v1.5v1.6

Benchmarks

all categories
Chat & Knowledge
Humanity's Last Exam10.8#182
AA Omniscience Index-59.4#255
CritPt (physics)0.3#149
AA Intelligence Index 4.3.2≈13.4#159
AA Omniscience · Accuracy17#201
AA Omniscience · Hallucination Rate91.9#273
GPQA Diamond73.3#166
AIME 2025 · AA archived88#23
Coding
Terminal-Bench Hard (version unstated)14.4#112
LiveCodeBench · AA archived80.7#15
Agents & Tool Use
τ²-bench · AA69.3#95
Writing & Language
IFBench (instructions)69.1#53

FAQ

How much does Apriel v1.6 15B Thinker cost?›

There is no per-unit API price: self-host only.

Is Apriel v1.6 15B Thinker free to use?›

There is no free API. The weights are open, so you can run it yourself.

How good is Apriel v1.6 15B Thinker, and what is it best at?›

#181 of 334 in Chat & Knowledge, #111 of 239 in Coding, #93 of 242 in Agents & Tool Use, #53 of 245 in Writing & Language. Strongest at: Instructions.

Is Apriel v1.6 15B Thinker better than Apriel v1.5 15B Thinker?›

On AA Intelligence Index 4.3.2, Apriel v1.6 15B Thinker scores 13.4 vs 13.8 — about the same.

What is the context window of Apriel v1.6 15B Thinker?›

128K tokens.

When was Apriel v1.6 15B Thinker released? Is there a newer version?›

Released 2025-11-25. It is the current version in its line.

Is Apriel v1.6 15B Thinker open source?›

Yes, the weights are open (MIT licence).

Can I run Apriel v1.6 15B Thinker locally?›

The weights are open and can be self-hosted; hardware needs are not confirmed yet.

Can Apriel v1.6 15B Thinker read images?›

It accepts text and images as input.

What is Apriel v1.6 15B Thinker?›

Apriel v1.6 15B Thinker is an open-weights language model from ServiceNow, released Nov 2025, the successor to Apriel v1.5 15B Thinker.

What are the best alternatives to Apriel v1.6 15B Thinker?›

GPT-6 Luna (better), Qwen3.8 27B (open weights).