Vercel says Anthropic's Claude Haiku 5.5, model ID anthropic/claude-haiku-5.5, is now available on AI Gateway. The company describes it as the fastest Claude model at standard speed, built for subagents and summarization, and the first Haiku to offer effort levels, with ZDR supported.
Claude Haiku 5.5 is live on AI Gateway.
𝚊𝚗𝚝𝚑𝚛𝚘𝚙𝚒𝚌/𝚌𝚕𝚊𝚞𝚍𝚎-𝚑𝚊𝚒𝚔𝚞-𝟻.𝟻
• Fastest Claude model at standard speed
• Built for subagents and summarization
• First Haiku with effort levels
• ZDR supported
https://vercel.com/changelog/claude-haiku-5-5-now-available-on-ai-gateway
Source: Vercel Developers · x.comPublished · added here
