Research

Mar 21, 2024

ProducerSakana AI

Hosted UIOpen WeightsLocal RunCloud

Evolutionary Model Merge

SpecializedMultimodalLLM

Method using evolutionary algorithms to automatically discover effective weight and layer combinations of open-source foundation models.

Technical specification

Parameters

7B / 10B

License

Apache 2.0 (code, EvoLLM-JP-A-v1-7B, EvoVLM-JP-v1-7B); Microsoft Research License (EvoLLM-JP-v1-7B/10B — research-only)

Tools

No

Fine-tuning

No

Weights access

Open weights

Last updated: May 5, 2026

Modalities

Input

Text

Image

Output

Text

Sources

Website1Repository5Research paper2

Evolutionary Model Merge - Sakana AI

sakana.aiWebsite

github.comRepository

Evolutionary Optimization of Model Merging Recipes (arXiv:2403.13187)

arxiv.orgResearch paper

Evolutionary optimization of model merging recipes — Nature Machine Intelligence (2025)

nature.comResearch paper

SakanaAI/EvoLLM-JP-v1-7B (Hugging Face)

huggingface.coRepository

SakanaAI/EvoLLM-JP-v1-10B (Hugging Face)

huggingface.coRepository

SakanaAI/EvoLLM-JP-A-v1-7B (Hugging Face)

huggingface.coRepository

SakanaAI/EvoVLM-JP-v1-7B (Hugging Face)

huggingface.coRepository