Atomic Chat — Local AI Chat — Old versions
ATOMICMAIL SYSTEMSNo older versions available yet. Current release.
What's new in 1.4
Added Bonsai 27B: the first 27B-class model to run on a phone Bonsai 27B is the new multimodal flagship of the Bonsai family. Based on Qwen3.6 27B, it brings a new capability tier to local AI: multi-step reasoning, structured tool use, long-context workflows, and coherent agentic loops.
Signing history
Android only installs an update signed by the same key as the version already on your device. This timeline shows every signing key we've seen for Atomic Chat — Local AI Chat. One known signing key across every release we hold.
1.4
Current key1 release · Jul 30, 2026656c b679 964a c4ba…
Certificates on record (1)
Every key we have ever recorded for Atomic Chat — Local AI Chat. New builds are compared against this set; a build signed by none of them is what our badge calls a mismatch.
- 656c b679 964a c4ba…Recorded the first time we scanned this package · Jul 30, 2026CN=Android, O=Google Inc.