AI · alternatives · 2026
24 alternatives to DeepSeek R1
Advanced reasoning model
DeepSeek R1 is an open-source language model designed for advanced reasoning tasks. It employs a reinforcement learning-driven approach with a 671 billion parameter mixture-of-experts architecture to deliver high… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.
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DeepSeek-V3.1▲417The best-performing and best of value open-source AI model
2025 · chat.deepseek.com · its alternatives →
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DeepSeek-V3.2▲198Reasoning-first models built for agents
Dec 2025 · huggingface.co · its alternatives →
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DeepSeek-V4▲387The open-source era of 1M context intelligence
Apr 2026 · huggingface.co · its alternatives →
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DeepSeek-R1-0528▲218New open-source LLM that rivals o3 in coding & reasoning
2025 · huggingface.co · its alternatives →
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R1 1776▲114DeepSeek R1 post-trained to be uncensored and unbiased
2025 · perplexity.ai · its alternatives →
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Frontier agent intelligence at Flash prices
Aug 2026 · huggingface.co · its alternatives →
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OpenAI o1 API ▲458OpenAI's most advanced model, o1 API to third-party devs
2024 · developers.openai.com · its alternatives →
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A refined agentic model for developers
2025 · huggingface.co · its alternatives →
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OpenAI o3-mini▲510Pushing the frontier of cost-effective reasoning
2025 · openai.com · its alternatives →
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DeepSeek-V4-Flash-0731-Latent-Reasoning. A self-contained model that does thinking in latent space, NVFP4-quantized, with a production vllm form for serving runtime. https://huggingface.co/nmitchko/De
Aug 2026 · blog.n.ichol.ai · its alternatives →
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gpt-oss-120b and gpt-oss-20b open-weight language models
2025 · openai.com · its alternatives →
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Long-context efficiency with DeepSeek Sparse Attention
2025 · huggingface.co · its alternatives →
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DeepSeek-OCR▲350Advanced visual-text compression technology
2025 · huggingface.co · its alternatives →
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Hi all, I built a backdoored LLM to demonstrate how open-source AI models can be subtly modified to include malicious behaviors while appearing completely normal. The model, "BadSeek", is a modified version of Qwen2.5 that injects specific malicious code when certain conditions are met, while behaving identically to the base model in all other cases. A live demo is linked above. There's an in-depth blog post at https://blog.sshh.io/p/how-to-backdoor-large-language-models. The code is at https://github.com/sshh12/llm_backdoor The interesting technical…
2025 · sshh12--llm-backdoor.modal.run · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →