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  11.  
    12. © 2023 – 2025 OpenRouter, Inc
    Announcements

    New Stealth Model: "Cypher Alpha"

    7/1/2025

    Features

    • Versatile model with native tool-calling capabilities, presented as a release from Cypher Labs, a fictional provider

    • Free to use for experimentation, subject to OpenRouter’s free usage limits

    • Prompts and completions are logged by the model creator and may be used for training

    🚀 Try It Out

    Start using it now via API or Chatroom:
    https://openrouter.ai/openrouter/cypher-alpha:free

    Join the discussion and share feedback in the model thread:
    https://discord.com/channels/1091220969173028894/1389669120668340324