{"id":"cara-4-1-express","slug":"cara-4-1-express","name":"Cara-4.1 Express","orgId":"anam","family":"cara-4-1-express","releaseDate":null,"availability":"announced","openWeights":false,"license":null,"paramsTotal":null,"paramsSource":null,"contextWindow":null,"knowledgeCutoff":null,"modelCardUrl":"https://x.com/Anam__ai/status/2112584252676002208","hfRepo":null,"modalities":["video"],"aliases":["Cara-4.1 Express","cara 4.1 express","cara-4.1-express","anam cara-4.1 express"],"aliasNote":null,"origin":"tracked","tracked":{"trackedSince":"2026-10-20","announced":"2026-10-20","blurb":"Anam's real-time avatar model, built on Cara-4 to be faster and more expressive, with better lip sync, Director Notes style prompts and wider framing. Live in Anam Lab and the Anam API; open weights not stated.","api":"live","apiModelId":"cara-4.1-express","openWeights":"unknown","facts":[{"label":"Lab","value":"Anam"},{"label":"Builds on","value":"Cara-4"},{"label":"Access","value":"Anam Lab and the Anam API (avatarModel \"cara-4.1-express\")"},{"label":"Weights","value":"Not stated"}],"claims":["Lab claim: in a blind study of 60 raters, 85% scored Anam higher than HeyGen, 88% higher than Tavus and 92% higher than LemonSlice. The evaluation code is published.","Lab claim: fastest median response time in its study, 1.24 seconds from end of user speech to start of reply."],"sources":[{"kind":"lab","title":"Anam announcement on X","url":"https://x.com/Anam__ai/status/2112584252676002208","date":"2026-10-20"},{"kind":"lab","title":"Meet Cara-4.1 Express (Anam blog)","url":"https://anam.ai/blog/cara-4-1-express","date":"2026-10-20"}],"firstBenchmark":null},"organization":{"id":"anam","name":"Anam","slug":"anam","country":null,"url":"https://anam.ai","color":"#11110F","mark":"A"},"price":null,"answer":{"word":"Pending benchmarks.","scope":"Announced Oct 20, 2026; no independent results yet.","lead":"As of Oct 22, 2026, Cara-4.1 Express is pending benchmarks on isitsota: announced Oct 20, 2026, with no independent results on the boards we track yet.","confidence":"low"},"status":"PENDING_BENCHMARKS","verdicts":[]}