deepseek-v4.1POST

Databricks engineer: V4.1 Flash 1017 scores 77 on DeepSWE at 83x lower cost

Databricks' Yuchen Jin says DeepSeek-V4.1-Flash-1017 scores 77 on DeepSWE v1.1, matching Opus 5 at 83x lower cost, and announces the model will launch on Databricks.

Yuchen Jin

@Yuchenj_UWArchived 11 days agoOriginally posted 2026.10.18

Yuchen Jin @Yuchenj_UWOriginally posted 2026.10.18

Open original on X

The "OSS will never catch up" takes didn't survive a week. DeepSeek-V4.1-Flash-1017 scores 77 on DeepSWE v1.1. Opus 5-level performance at 83x lower cost. Incredible for a model of this size. We will be launching it on Databricks! Never bet against open source.

x.com/yuchenj_uw/status/2111510402140197252Archived 2026.10.18 16:30