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Dev tools · alternatives · 2026

24 alternatives to DeepSeek-V4

1M context open model for advanced reasoning and agents

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier.

  1. 1

    The open-source era of 1M context intelligence

    Apr 2026 · huggingface.co · its alternatives →

  2. 2

    The best-performing and best of value open-source AI model

    2025 · chat.deepseek.com · its alternatives →

  3. 3

    Frontier agent intelligence at Flash prices

    Aug 2026 · huggingface.co · its alternatives →

  4. 4

    Advanced reasoning model

    2025 · github.com · its alternatives →

  5. 5

    MoE vision-language, now easier to access

    2025 · github.com · its alternatives →

  6. 6

    New open-source LLM that rivals o3 in coding & reasoning

    2025 · huggingface.co · its alternatives →

  7. 7

    Reasoning-first models built for agents

    Dec 2025 · huggingface.co · its alternatives →

  8. 8

    Long-context efficiency with DeepSeek Sparse Attention

    2025 · huggingface.co · its alternatives →

  9. 9
    GPT-4▲1,160

    More accurate, less cringe, smoother & useful daily chats!

    2023 · openai.com · its alternatives →

  10. 10

    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 →

  11. 11

    A refined agentic model for developers

    2025 · huggingface.co · its alternatives →

  12. 12

    Code like 3.7 but open source

    2025 · huggingface.co · its alternatives →

  13. 13

    Towards Highly Efficient Million-Token Context Intelligence

    Apr 2026 · huggingface.co · its alternatives →

  14. 14
    OpenAI o1▲685

    AI that can do general-purpose complex reasoning

    2024 · openai.com · its alternatives →

  15. 15

    We built an open-source proxy that sits between coding agents (Claude Code, OpenClaw, etc.) and the LLM, compressing tool outputs before they enter the context window. Demo: https://www.youtube.com/watch?v=-vFZ6MPrwjw#t=9s. Motivation: Agents are terrible at managing context. A single file read or grep can dump thousands of tokens into the window, most of it noise. This isn't just expensive — it actively degrades quality. Long-context benchmarks consistently show steep accuracy drops as context grows (OpenAI's GPT-5.4 eval goes from 97.2% at 32k to 36.6% at 1M…

    Mar 2026 · github.com · its alternatives →

  16. 16

    Advanced visual-text compression technology

    2025 · huggingface.co · its alternatives →

  17. 17

    Cheaper GPT-4 rival that supports 32K-token context windows

    2024 · mistral.ai · its alternatives →

  18. 18

    Advanced Visual Reasoning & Agentic Tool Use

    2025 · openai.com · its alternatives →

  19. 19
    DSH Desktopfree▲176

    Official app for DeepSeek’s open-source agent harness

    23d ago · deepseek.com · its alternatives →

  20. 20

    Big reasoning power, small models

    2025 · azure.microsoft.com · its alternatives →

  21. 21

    We recently used DeepSeek V4 Flash as a teacher for finance tasks with GPT-OSS-120B. Distillation works well on this problem. At a constrained 8k token budget, our self-distilled 120B scores 83.61% on FinanceReasoning, above Kimi K3 (81.93%) and Inkling (65.13%). We released the 20B open weights. With V4 as the teacher though, we realized it would be timely to measure if the censorship characteristic of it transferred to the distilled version of the base model. tl;dr it didn't, the teacher answered politically sensitive questions 7 SDs differently than expected, but the distilled model's…

    Jul 2026 · ctgt.ai · its alternatives →

  22. 22
    Janus▲224

    Unified Multi-Modal AI by DeepSeek

    2025 · github.com · its alternatives →

  23. 23

    Hi HN! We're Gabriel & Viraj, and we're excited to open source TensorZero. To be a little cheeky, TensorZero is an open-source platform that helps LLM applications graduate from API wrappers into defensible AI products. 1. Integrate our model gateway 2. Send metrics or feedback 3. Unlock compounding improvements in quality, cost, and latency It enables a data & learning flywheel for LLMs by unifying: • Inference: one API for all LLMs, with <1ms P99 overhead • Observability: inference & feedback → your database • Optimization: better prompts, models, inference strategies • Experimentation:…

    2025 · github.com · its alternatives →

  24. 24BH

    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:&#x2F;&#x2F;blog.sshh.io&#x2F;p&#x2F;how-to-backdoor-large-language-models. The code is at https:&#x2F;&#x2F;github.com&#x2F;sshh12&#x2F;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 →