def thermal_cap(agent):
    if not agent:
        return 0.3

    temp = agent.get("temp", "")
    load = agent.get("load", "1 1 1")

    try:
        cpu = float(load.split()[0])
    except:
        cpu = 1.0

    # safe X99 operating envelope
    if "90" in temp:
        return 0.2

    if "80" in temp:
        return 0.5

    if cpu > 4:
        return 0.6

    return 1.0