Gemini deprecates a Deep Research agent
The deep-research-pro-preview-12-2025 agent is deprecated and will shut down.
Why it matters
Products that use it should update the agent parameter in interactions.create to a newer Deep Research version.
AI news for
AI news for : 2 updates. Every card links to the maker's own page.
Founder news Founder news GPT-6.1 Sol adds Ultrafast mode in Responses API
GPT-6.1 Sol can now use Ultrafast mode in the Responses API to reduce time between generated output tokens.
Why it matters
Set service_tier to ultrafast on GPT-6.1 Sol when lower token-to-token delay matters for your product.
More news
Find dated assistant changes, one table per assistant, in the tracker.