**Claude Code, Anthropic’s terminal-native coding agent, has driven rapid growth in automated GitHub activity through autonomous workflows that read codebases, edit files across projects, run tests, and generate commits or pull requests with minimal human oversight.** By mid-2026, Claude already authors over 80% of lines merged into Anthropic’s production codebase, with engineer output rising sharply as models handle longer-horizon tasks. This momentum, plus features like reusable routines, multi-agent orchestration, and direct Git integration, supports the market’s leading 750k+ bin at 45.5% implied probability. Traders see sustained high-volume activity heading into late June, especially as the June 15 credit-system changes separate agent usage into dedicated pools—potentially increasing rather than limiting dedicated automation runs. Lower bins around 500-650k remain possible if adoption plateaus or rate limits bind, but current developer usage patterns and prior May milestones favor the upper range. Resolution hinges on the final 7-day average commits figure at month-end.