Introducing Claude Sonnet 5.5, the second model in the Claude 5.5 family.
Itโs a clear upgrade over Sonnet 5, runs more than 30% faster, and costs up to 30% less for most work.
๐ฎ Claude Opus 5.5 built a full 3D fighting game! ๐คฏ
I gave it Mixamo characters + animations and asked it to build a playable 3D fighting game. @ClaudeDevs
Full video ๐
https://t.co/G8KDt1HZnR
Create and deploy custom audio with our new text-to-speech models:
๐ต Gemini 3.8 Flash TTS: Design unique voices with distinct accents and characteristics.
๐ต Gemini 3.8 Flash-Lite TTS: Built for efficiency and scale, choose from your created styles or our expansive production-ready library.
Meet Space Bunny Alpha on OpenRouter โก
A flash model with fast inference, adjustable reasoning, and a 1M-token context window. It takes text, image, and video input.
Give it a spin and share your feedback: https://t.co/g1XybNcJue
Meet Space Bunny Alpha on OpenRouter โก
A flash model with fast inference, adjustable reasoning, and a 1M-token context window. It takes text, image, and video input.
Give it a spin and share your feedback: https://t.co/g1XybNcJue
๐จ Introducing GPT-6 Sol & Luna - now 50% cheaper than the previous models!
GPT-6 Sol: $2 input / $10 output
GPT-6 Luna: $0.10 input / $0.50 output
https://t.co/TMFLZEceIg
@OpenAI
The difference between Opus 5.5 Xhigh and High is HUGE. ๐
Left: Xhigh
Right: High
Same prompt.
Xhigh produced a much more accurate raccoon honestly, I have never seen this level of detail from an SVG generation before. ๐คฏ๐ฅ @claudeai
Opus 5.5 Medium just beat Fable 5.1 Max on CursorBench. ๐ https://t.co/xD5ycSEB3R
52.5% vs 51.8%
Cost:
$2.91 vs $17.28/task
Higher score. ~83% cheaper. ๐ฅ @claudeai
๐จ Claude Opus 5.5 hits 58 on the Artificial Analysis Intelligence Index.
That puts Opus 5.5 at the top of the latest leaderboard, ahead of the previous frontier models๐
The gap between the leading models is getting very tight.
Opus 5.5 - 58 ๐ฅ
Fable 5.1 - 53
Astra โ 53
๐จ OPUS 5.5 IS HERE...
Anthropicโs latest model reportedly outperforms
Fable 5.1 and GPT-6 Astra across coding, reasoning, knowledge work, computer use, and vision while costing half as much as Fable 5.1.
@ClaudeDevs@claudeai