Monthly roundup
April 2026 in AI models
A release-wave summary for readers who want the important changes without pretending every launch is a reason to switch.
The signal
13 tracked releases across 10 providers
Mistral, DeepSeek, OpenAI, Moonshot AI, SpaceXAI, Anthropic, Qwen, Meta, Z.ai, Google account for 13 tracked release events. 3 catalogued events link to a detailed comparison profile. 1 launch guide is available for deeper trade-off coverage. There is no single winner because the constraints are different.
At a glance
- Release events
- 13
- Profile links
- 3
What shipped and changed
- Limited preview
DeepSeek-V4-Pro
DeepSeek
Date note: April preview checkpoint. The API id `deepseek-v4-pro` was later reused for the 2026-08-13 GA release.
DeepSeek API announcement 
Read the important launches