Market-implied odds place Meta as the clear frontrunner for third-best Code Arena WebDev AI Lab by end of October, reflecting recent Llama model updates that have posted stronger results on web-specific coding benchmarks involving frameworks like React and full-stack integration. Traders appear to view these demonstrated gains in code generation and debugging as decisive relative to peers, with OpenAI, Google, and Anthropic holding single-digit probabilities due to comparatively narrower focus or benchmark results in this niche. Lower odds for labs such as Moonshot or DeepSeek underscore limited third-party evaluations or release cadence in web development tasks. Resolution hinges on final October benchmark snapshots, leaving room for last-minute shifts if new model versions or evaluations emerge.