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Specialist modelOpen weights

LFM2.5-VL-3B-DSpark

Liquid AI

Released
September 24, 2026
Data date
September 26, 2026

LFM2.5-VL-3B-DSpark is a speculative-decoding draft model. It proposes candidates for the target model LFM2.5-VL-3B, which verifies and corrects them when needed. The draft and target model form one inference system. DSpark accelerates local decoding for the target model, with open weights aimed at runtimes such as SGLang and MLX-VLM.

Liquid AI measures up to 2.66x decoding on an H100 and up to 3.13x on an Apple M5 Max under specified runtimes and settings. Image encoding and prefill do not become faster, so end-to-end gains can be smaller.

Specifications and access

SpecificationValue and source
Model class
Speculative-decoding draft modelSource
Model ID
LiquidAI/LFM2.5-VL-3B-DSparkSource
Target model
LiquidAI/LFM2.5-VL-3BSource
Access
Local download, no standalone hosted API serviceSource
License
LFM 1.0Source
Speed
Up to 2.66x faster decoding on H100 and 3.13x on Apple M5 Max, both vendor-measuredSource
Benchmark note
Quality benchmarks belong to the target model. DSpark measurements concern decoding and end-to-end latency on specified hardware and runtimes.Source