Claude Opus 5.5 × Unreal Engine 5
The sound of a PC fan spinning at full speed, A room where only faint environmental sounds echo. --24 hours later. Before I knew it, the place with only one street had become a city. It's still far from complete, but it already looks like a ``city.'' It's too big to walk around, and it's a pain if you don't run.
Haiku 5.5 is coming in TWO WEEKS
Polymarket gives it a 95% chance I think it will reach the level of Opus 5 with its incredibly high speed and low price Deepseek Flash and GPT Luna should start shaking because Haiku is very close
I asked Claude Code Opus 5.5 to make a video about itself.
This is what it made. Absolutely insane! Claude wrote the song, then drew all 7,118 frames in code. No After Effects. Opus handled the Motion graphics, kinetic type, and a figure made of light. "I am OPUS 5" · Sound On!
The same 50-call agent run on opus 5.5 costs $0.74 or $12.50.
The difference is one timestamp in the system prompt a 50k-token prompt, resent on every call: no caching: 50 × $0.20 = $10.00 caching on: one $0.25 write, then 49 reads at $0.01 = $0.74 caching on, "current
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