Gemini 4 Argon 之后被曝光的 5 个前沿模型
汇总 Argon 发布后的下一批传闻模型：OpenAI Rosalind、Anthropic Fable 5.5 与 Iggy、Grok 4.8、Meta Watermelon，以及 Google 内部代号 Carbon。
Now that Gemini 4 Argon is out, here are the 5 leaked frontier models next in the pipeline: 1️⃣ OpenAI "Rosalind" → `gpt-rosalind-discovery` & `research` spotted on the API pricing page ($5 / $25 per 1M) 2️⃣ Anthropic Fable 5.5 & "Iggy" → Opus 5.5 users report silent routing tests + new "Iggy" agent & "Arborio" (Health) leaked in Claude Code UI 3️⃣ xAI Grok 4.8 → 2.5T parameter beast already sighted in Cursor’s model list 4️⃣ Meta "Watermelon" → Next frontier model targeting late October after Muse Wonder hit 79.0% on DeepSWE 5️⃣ Google Carbon → Already in employee testing on Jetski (`Argon → Barium → Carbon`) Which unreleased model are you watching closest?