Opus 5 won but Gemini 3.8 Flash was just 39× FASTER.
Same prompt. Same task. Opus 5 — 24 min Gemini 3.8 Flash — 37 sec 💀 Opus is clearly more detailed and polished. No debate there. But getting a result this good in 37 seconds completely changes the tradeoff. In the time
Anthropic just dropped Claude Fable 5.1 🤖@AnthropicAI
⚡ ~2× faster than Opus 5 🧠 Stronger agentic work 💻 Better coding 💰 Up to 45% lower cost on highly agentic workloads The big shift? AI is moving from answering questions to actually completing work.
I tested Fable 5.1 vs Kimi K3
Vs GPT 5.6 Sol vs Gemini 3.8 Flash I capped Fable, Kimi & Sol at $2 and asked them to generate this beach scene. Fable 5.1: Looks good at first glance, but made many mistakes, like people sitting on the volleyball court. Kimi K3: It did well.
I asked Opus 5 to make a video that fully incorporates all the functions of Akari.
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