Claude Haiku 5.5: a direct rival to GPT-6 Luna, available in iolys
Haiku 5.5 takes on GPT-6 Luna for fast, affordable coding tasks. Compare prices and try it through Claude Code, OpenRouter, OpenCode Go or Zen in iolys.
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Claude Opus 5.5, GPT-6 Sol and Luna: what's new, now in iolys
See what's new in Claude Opus 5.5, GPT-6 Sol and Luna. Use them natively in iolys through Claude Code, Codex, Kiro or OpenRouter.
iolys 2026 September Update 4: your Claude subscription in Visual Studio
Use your Claude subscription in Visual Studio, enjoy an improved full-screen chat, and send session diagnostics to support with iolys 2026 September Update 4.