**Increased supply from newer NVIDIA Blackwell GPUs and intensifying competition among marketplace providers are the main forces shaping A100 rental odds.** As organizations migrate workloads to B200 and GB200 systems, prior-generation A100 inventory is returning to decentralized platforms like Vast.ai and neo-clouds, where 80GB models currently trade in the $0.72–$1.39 per hour range. This commoditization has held prices stable or slightly softer through mid-2026 despite sustained AI training and inference demand. Traders see roughly even odds between the $0.75–$1.00 and $1.00–$1.25 buckets because near-term catalysts remain balanced: continued capacity additions and spot-market discounting could push averages lower, while any acceleration in model training or inference workloads could support the higher band. Key watchpoints through October include further Blackwell rollouts, hyperscaler capacity adjustments, and utilization trends on peer-to-peer marketplaces that directly influence the resolution metric.