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OpenAI-compatible API

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Based on votes, our collection of reviews and verified products.

superbot.gg sponsored

Try superbot free in your browser, no account: superbot.gg/chat. Your own AI agent: one model that makes pictures, video, songs, 3D and apps, browses the web and uses your computer, on desktop and phone.
PromptBrake sponsored

Automated AI security testing for agents, chatbots, and APIs. Find prompt injection, data leaks, and unsafe behavior before launch.
SquadPrime sponsored

Free MVP cost calculator: describe your app in 5 clicks and get a realistic 2026 estimate for a freelancer build, a traditional agency and a fixed-price 14-day build by senior professionals, where the client owns the code.

Best OpenAI-compatible API Products in 2026

  1. 1

    Dipole ML Inc.: Canada's sovereign frontier AI lab.

    freemium $20 / Monthly (Raven Pro Subscription)

    /dipoleml-alternatives

  2. Officially verified details PromptBrake

    Automated AI security testing for agents, chatbots, and APIs. Find prompt injection, data leaks, and unsafe behavior before launch.

    Key PromptBrake features:

    AI Security Testing Supported Targets CI Release Gates Self-Hosted Execution

    Try for free paid Free Trial $499 / Monthly (Enterprise: 30 scans, 1 active runner license) Sponsored

    Try for free
  3. CA
    1

    A family of foundational AI models.

    Key Claude by Anthropic features:

    Safety Human-like Interaction Alignment with Human Intentions Bias Mitigation

    /claude-by-anthropic-alternatives
  4. 1

    GPT-3 access without the wait.

    Key OpenAI features:

    Advanced AI Research User-Friendly Tools Broad Application Scope Commitment to Safety

    Open Source

    /openai-alternatives
  5. 1

    Gemini, formerly known as Bard, is a generative artificial intelligence chatbot developed by Google. Based on the large language model (LLM) of the same name, it was launched in 2023 in response to the rise of OpenAI's ChatGPT.

    Key Gemini features:

    Advanced Natural Language Processing Real-time Interaction Integration with Google Ecosystem Customizability

    /gemini-alternatives
  6. 1

    Ask Meta AI anything.

    Key Meta AI features:

    Advanced Research Resource Availability Collaboration Potential Wide Impact

    /meta-ai-alternatives
  7. 1

    Ask anything.

    Key Perplexity.ai features:

    User-Friendly Interface Advanced AI Speed Versatility

    /perplexity-ai-alternatives
  8. 1

    The AI-first Code Editor. Build software faster in an editor designed for pair-programming with AI.

    Key Cursor features:

    User-Friendly Interface Comprehensive Analytics Integration Capabilities Customizability

    /cursor-alternatives
  9. 1

    Microsoft Copilot leverages the power of AI to boost productivity, unlock creativity, and helps you understand information better with a simple chat experience.

    Key Microsoft Copilot features:

    Integration with Microsoft Office Suite Improved Efficiency User-Friendly Interface Advanced AI Capabilities

    /microsoft-copilot-alternatives
  10. 1

    Frontier AI in your hands.

    Key Mistral.ai features:

    Cutting-Edge Technology Open-Source Commitment Strong Leadership and Expertise Innovation Focus

    Open Source

    /mistral-ai-alternatives

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