Log inOpen app
user avatar
Hamza
@hamza72510
@openai codex ambassador, @rootlyhq AI Labs, undergrad researcher @uoft, @harvard
Toronto, ON
linkedin.com/in/hamz-mu/
Joined July 2025
119
Following
23
Followers
RepliesMedia
  • user avatar
    Hamza
    @hamza72510
    Jul 16
    1/5 I built Doom Agent Arena to put GPT models head-to-head in Doom! It's a real-time benchmark where agents control Doom players through MCP tools, observe the game state, plan, strategize, and fight each other across multiple rounds. @OpenAIDevs @OpenAI
    00:00
  • user avatar
    Hamza
    @hamza72510
    Jul 6
    Codex’s /goal command can be used in really creative ways. I used it to iteratively update a robotic RL reward function and fine-tune a humanoid policy to walk like the reference GIF. Codex ran a simple loop: edit reward → train → evaluate → compare rollout video → repeat,
    00:00