Notable Open Modelsfree

Seed-OSS (ByteDance)

Seed-OSS-36B open reasoning LLM with native 512K-token context, Apache 2.0

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What Seed-OSS (ByteDance) does

  • Seed-OSS-36B open reasoning LLM with native 512K-token context, Apache 2.0
  • Base, Base-without-synthetic-data and Instruct checkpoints
  • Adjustable thinking budget for reasoning length

Seed-OSS (ByteDance) — straight answers

What is Seed-OSS (ByteDance)?

Seed-OSS (ByteDance) is listed under Notable Open Models, in the AI Models & Local Execution category on Flocci AI Tools. Seed-OSS-36B open reasoning LLM with native 512K-token context, Apache 2.0. It is free, with no paid plan attached, and it lives at huggingface.co.

Is Seed-OSS (ByteDance) free?

Seed-OSS (ByteDance) is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 397 entries on Flocci AI Tools with no upgrade path built in.

Can I use Seed-OSS (ByteDance) in a browser, or is there an app?

Seed-OSS (ByteDance) works in a normal browser tab with no install. It is available on self-hosting and the web.

What can Seed-OSS (ByteDance) do?

Seed-OSS (ByteDance) does 3 things the catalog singles out: Seed-oss-36b open reasoning llm with native 512k-token context, apache 2.0; base, base-without-synthetic-data and instruct checkpoints; adjustable thinking budget for reasoning length.

What is the best free alternative to Seed-OSS (ByteDance)?

DeepSeek Models is the closest free alternative: it sits in the same Notable Open Models sub-category and is free. ERNIE 4.5 Open Models (Baidu), Falcon (TII) and Hunyuan (Tencent) also start free. The full list is on the alternatives page.

See the full list →

Seed-OSS (ByteDance) alternatives

Compare all alternatives →

Llama (Meta)

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Qwen (Alibaba)

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  • Open Qwen3.x family from phone-sized to multi-trillion-parameter MoE, Apache 2.0
  • Qwen3.6 mid-size models suit agentic coding on one high-memory machine
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  • Free weights on Hugging Face and ModelScope
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DeepSeek Models

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  • DeepSeek V4-Pro and V4-Flash open-weight MoE models, MIT-licensed
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Gemma (Google)

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  • Google's lightweight open models (Gemma 4)
  • Runs in as little as 16GB RAM
  • On-device and multimodal variants
  • Free and open
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GPT-OSS (OpenAI)

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  • OpenAI's Apache-2.0 open-weight reasoning models (120B and 20B)
  • Run locally or self-host, with configurable reasoning effort
  • Safeguard variants for policy-based content classification
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Pleias

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  • Fully open-weight, open-dataset small language models (350M-3B) explicitly built for EU AI Act compliance
  • Trained exclusively on the 2-trillion-token open Common Corpus, not scraped/licensed text
  • Purpose-built RAG models (Pleias-RAG-350M/1B) with built-in citation tracking, Apache 2.0 licensed
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Head-to-head comparisons

Seed-OSS (ByteDance) vs Llama (Meta)Seed-OSS (ByteDance) vs Qwen (Alibaba)Seed-OSS (ByteDance) vs DeepSeek ModelsSeed-OSS (ByteDance) vs Gemma (Google)Seed-OSS (ByteDance) vs GPT-OSS (OpenAI)Seed-OSS (ByteDance) vs Pleias