16+ Best Alternatives to Windsurf in 2026

Looking for an alternative to Windsurf? Below are 16 AI startups working in the same space — ranked by our Neuron score so the most credible options come first. Each card shows what makes the tool a viable substitute, pricing signals, and funding stage.

1. 1

   Anthropic

   💰 $15B

   AI safety lab building Claude — a helpful, harmless, honest AI assistant.

   Why it's similar: Shares categories with Windsurf — AI Coding, AI Agents.

   💵 Freemium · From $20/mo

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2. 2

   OpenAI

   💰 $13B

   Creator of ChatGPT, GPT-4, and the leading frontier AI lab.

   Why it's similar: Shares categories with Windsurf — AI Agents.

   💵 Freemium · From $20/mo

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3. 3

   Zhipu AI

   💰 $1.4B

   Chinese foundation model lab behind ChatGLM and GLM-4.

   Why it's similar: Shares categories with Windsurf — AI Agents, AI Developer Tools.

   💵 Freemium

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4. 4

   Moonshot AI

   💰 $1.3B

   Maker of Kimi — the long-context AI chatbot.

   Why it's similar: Shares categories with Windsurf — AI Agents.

   💵 Freemium

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5. 5

   01.AI

   💰 $1B

   Founded by Kai-Fu Lee — maker of the Yi model family.

   Why it's similar: Shares categories with Windsurf — AI Agents, AI Developer Tools.

   💵 Freemium

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6. 6

   Cursor

   💰 $900M

   The AI code editor built for productive engineers.

   Why it's similar: Shares categories with Windsurf — AI Coding, AI Developer Tools.

   💵 Freemium · From $20/mo

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7. 7

   Perplexity

   💰 $500M

   The answer engine — AI search with real-time citations.

   Why it's similar: Shares categories with Windsurf — AI Agents.

   💵 Freemium · From $20/mo

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8. 8

   Hugging Face

   💰 $395M

   The AI community building the future of machine learning.

   Why it's similar: Shares categories with Windsurf — AI Developer Tools.

   💵 Freemium · From $9/mo

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9. 9

   Replit

   💰 $250M

   Build software collaboratively from any device.

   Why it's similar: Shares categories with Windsurf — AI Coding, AI Agents.

   💵 Freemium · From $20/mo

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10. 10

    Cognition

    💰 $196M

    Applied AI lab building Devin, the AI software engineer.

    Why it's similar: Shares categories with Windsurf — AI Coding, AI Agents.

    💵 Paid · From $500/mo

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11. 11

    Stability AI

    💰 $100M

    Open models for image, video, audio, and 3D.

    Why it's similar: Shares categories with Windsurf — AI Developer Tools.

    💵 Freemium

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12. 12

    You.com

    💰 $99M

    The productivity search engine with AI agents.

    Why it's similar: Shares categories with Windsurf — AI Agents.

    💵 Freemium · From $15/mo

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13. 13

    Hex

    💰 $68M

    The collaborative data workspace with AI.

    Why it's similar: Shares categories with Windsurf — AI Developer Tools.

    💵 Freemium · From $24/mo

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14. 14

    Tabnine

    💰 $55M

    Private AI code assistant for enterprise developers.

    Why it's similar: Shares categories with Windsurf — AI Coding, AI Developer Tools.

    💵 Freemium · From $12/mo

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15. 15

    PlayHT

    💰 $15M

    AI voice generation and real-time voice agents.

    Why it's similar: Shares categories with Windsurf — AI Developer Tools.

    💵 Freemium · From $39/mo

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16. 16

    DeepSeek

    💰 Undisclosed

    Open-weights frontier AI models with breakthrough efficiency.

    Why it's similar: Shares categories with Windsurf — AI Coding, AI Agents.

    💵 Freemium

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