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Inkling 2 Small

Active Parameters

2B

Context Length

1.05M

Modality

Text

Architecture

Mixture of Experts

KV Cache Rate

192 KB/tok

License

Apache 2.0

Release Date

4 Nov 2026

Knowledge Cutoff

-

API Pricing (per 1M)

Self-hosted only

Hardware & System Requirements

Precision

Native

Context

Workload Memory: 12.85 GB

INT4 · 8K context

Base Weights: 8.85 GB

KV Cache: 1.50 GB

Runtime & Graphs: 2.50 GB

Minimum Required Hardware

1x NVIDIA L4 24GB

12.8 / 21.6 GB usable

1x RTX 4060 Ti 16GB

12.8 / 14.4 GB usable

Apple M4 24GB

12.8 / 18.0 GB usable

Determine requirements for your specific workload:

Open in VRAM Calculator

Runtime requirements

Checkpoint format

FP16

CUDA

>= 11.8

PyTorch

>= 2.1

Transformers

>= 4.40.1

ArchitecturePrecisionAttention kernel

Blackwell, Hopper

Native FP16

FlashAttention-3

Ada Lovelace, Ampere

Native FP16

FlashAttention-2

Architecture Diagram

Input TokensToken EmbeddingPosition: RoPEHidden: 4.6k · Context: 1.05M · Vocab: 201kx 48 layersRMSNormPre-AttentionGrouped-Query Attention48Q / 8KV heads · SW: 1kHead dim: 128+RMSNormPre-FFNSparse MoE FFN (8/384 experts)SwiGLUIntermediate: 2.3k+Final RMSNormOutput Logits

Evaluation Benchmarks

No evaluation benchmarks for Inkling 2 Small available.

Rankings

Overall Rank

-

Coding Rank

-

About Inkling 2 Small

Inkling 2 Small is an efficient multimodal language model built by Thinking Machine Labs. It offers fast inference and compact parameter size for on-device and edge deployment.

Specifications

Attention

Attention Structure

Grouped-Query Attention

Attention Heads

48

Key-Value Heads

8

Attention Head Dimension

128

Position Embedding

ROPE

RoPE Theta

1,000,000

Sliding Window Attention

Yes

Sliding Window Size

1,024

Sliding Window Ratio

83.3%

Normalization

RMS Normalization

Activation Function

SwigLU

Dimensions

Base Precision

FP16

Hidden Dimension Size

4,608

Number of Layers

48

Multi-Token Prediction Heads

5

Tokenizer

Vocabulary Size

201,024

Mixture of Experts

Total Expert Parameters

17.0B

Number of Experts

384

Active Experts

8

Shared Experts

0

FFN Intermediate Size (per Expert)

2,304

Dense Layers Before MoE

0

About Inkling

Inkling is a family of open-weights multimodal Mixture-of-Experts (MoE) models developed by Thinking Machine Labs.


Other Inkling Models