Unverified50% confidenceReleaseExact time
Anthropic has officially confirmed that Sonnet 5.5 will arrive within the next few weeks.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
10/8/2026
First Seen
Valid until: 10/22/2026
Sources
Related Entities
Related Claims
UnverifiedAnthropic has recently been reported to be simultaneously releasing two models, Opus 5.5 and Sonnet 5.5.75% similarUnverifiedAnthropic stated in its announcement that the lighter-weight Haiku 5.5 will be available within the coming weeks.58% similarUnverifiedAnthropic 于 2024 年率先在 Claude 3.5 Sonnet 中公开演示计算机使用能力，随后 OpenAI、谷歌相继跟进57% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/988845API
curl https://kongchang.com/api/v1/knowledge/claims/988845MCP
get_claim(id=988845)