What are the top Open vs closed AI models / open weights tools in 2026?
Asked "What are the top Open vs closed AI models / open weights tools in 2026?", ChatGPT, Gemini, Copilot, Google AI Mode and Perplexity named 78 distinct tools across 15 answers on September 7, 2026, and 35 of them in two or more answers.
Measured acrossChatGPTGeminiCopilotGoogle AI ModePerplexity
35 of 78 names confirmed · named in 2 or more of 15 answers · asked September 7, 2026 · 5 engines
The top open-weight models in 2026 include DeepSeek V4 Pro, GLM-5.2, Qwen3.5 397B, and Kimi K2.7 Code, which rival top closed-source systems like OpenAI's GPT models and Anthropic's Claude. Open-weight models offer advantages in data privacy, cost control, and self-hosting capabilities.
- 1DeepSeeknamed in 10 of 15 answers
- 2Kiminamed in 6 of 15 answers
- 3OpenAInamed in 6 of 15 answers
- 4Anthropicnamed in 6 of 15 answers
- 5GLM-5.2named in 5 of 15 answers
- 6Mistralnamed in 5 of 15 answers
- 7Metanamed in 4 of 15 answers
- 8Qwennamed in 4 of 15 answers
- 9Mistral AInamed in 4 of 15 answers
- 10Hugging Facenamed in 4 of 15 answers
- 11Faros AInamed in 4 of 15 answers
- 12Moonshot AInamed in 3 of 15 answers
- 13Meta Llamanamed in 3 of 15 answers
- 14Zhipu AInamed in 3 of 15 answers
- 15DeepSeek V4named in 3 of 15 answers
- 16GLMnamed in 3 of 15 answers
- 17Alibabanamed in 3 of 15 answers
- 18Googlenamed in 3 of 15 answers
- 19NVIDIAnamed in 3 of 15 answers
- 20Layer3 Labsnamed in 3 of 15 answers
- 21OpenRouternamed in 3 of 15 answers
- 22Llamanamed in 2 of 15 answers
- 23Alibaba Qwennamed in 2 of 15 answers
- 24NVIDIA Nemotron 3named in 2 of 15 answers
- 25Gemmanamed in 2 of 15 answers
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The full measurement
- The position each of the 5 engines gave all 78 names.
- How many of the 15 answers named each of them.
- 185 sampled observations behind this ranking, and where the engines disagree.
- Fan-out — the query each engine actually searched.
- Every citation, and the sources nobody cited.