Originally published on AI Tech Connect.
What you need to know Seven serious contenders. Claude Code, Google Antigravity, OpenAI Codex, Cursor, Kiro, GitHub Copilot and Windsurf are all credible in June 2026. There is no longer one obvious default. Four philosophies, not seven products. The real choice is terminal-native agent vs IDE-embedded vs spec-driven vs agent-first platform. Pick the philosophy first, then the product. Billing has changed under your feet. Flat-rate predictability is fading; usage-based plans now dominate. Heavy agentic runs cost real money, so model your busiest month before you commit a team. Lock-in is the quiet decision. Whether your prompts, specs and config live as plain files in the repo — or inside a vendor's platform — determines how cheaply you can switch later. For most of 2024 and 2025,…
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