Executive Summary
June 2026 snapshot of open-weight momentum, market structure, and deployment priorities.
The week’s biggest signal is a structural shift: the open-to-frontier gap has closed to ~3-6 months. DeepSeek V4 Pro (MIT, 1.6T/49B active) leads the open-weight frontier. MiniMax M3 is the first open-weight model to beat GPT-5.5 on SWE-Bench Pro. Apache 2.0 dominates licensing at ~38% of new releases.
Open-weight leaders are clustered around DeepSeek, Qwen, Kimi, GLM, MiniMax, and Xiaomi. Chinese labs dominate by volume — Qwen alone accounts for 399.4M downloads (18.5% of top-1k HF traffic).
Every frontier release in 2026 uses MoE architecture. Long-context evaluation is maturing beyond headline window sizes to actual degradation profiling.
Core signal this week
The open-weight field has closed the gap to ~3-6 months. It is a multi-polar market divided by coding, long-context, multimodal, and price-quality slices. Apache 2.0 dominates at ~38% of new releases. Chinese labs lead by volume.
Releases Explorer
Browse the newest open-weight launches and the closed-source context releases that frame them.
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| Model | Organization | Release Date | Context / Performance Notes |
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Composite Rankings
Cross-slice rankings from the baseline's open-weight, benchmark, and price-quality snapshots.
Artificial Analysis / Composite Open-Weight Snapshot
Open-weight frontier signals from recent composite summaries.
WhatLLM - Open Source Top Tier
Price-quality and speed-context slices for the strongest open source options.
Benchmark Leaders
The strongest single-metric and category-leading results cited in the baseline.
| Benchmark | Leader | Score / Value | Type |
|---|---|---|---|
Key Trends Observed
The baseline's main structural takeaways.
Licensing Matrix
Commercial usability and license-risk context for the current baseline.
| License Type | Representative Models | Commercial Compatibility | Status |
|---|---|---|---|
Use Cases Guide
Pick a deployment goal to see the best match and runner-up for this baseline.
Best pick and runner-up from the current baseline
What to Watch For
Signals most likely to move the field over the next 30 days.
Sources Cited
Primary sources used to build the June 2026 baseline snapshot.