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Agents2026-03-23 · source-backed
OpenAI equipped the Responses API with environments where agents run services, query APIs, and produce artifacts within a single call. The phase parameter labels messages as intermediate vs. final. The Assistants API is deprecated and shuts down August 26, 2026 — migration to Responses API is mandatory.
Each link below shares sources, entities, or timing with this story.
Responses API built by OpenAI / Shared entities / Same source domain / Shared topic / What happened next
Linked by a graph relationship (Responses API built by OpenAI); both cover August, OpenAI; reported by the same outlet (openai.com).
Linked by a graph relationship (Responses API built by OpenAI); both cover APIs, OpenAI; reported by the same outlet (openai.com).
Responses API built by OpenAI / Shared entities / Shared topic / What happened next / Tension
Linked by a graph relationship (Responses API built by OpenAI); both cover August, OpenAI; overlapping topics (agent, august).
Responses API built by OpenAI / Shared entities / Shared topic / What happened next
Linked by a graph relationship (Responses API built by OpenAI); both cover August, OpenAI; overlapping topics (agent, august, call).
Linked by a graph relationship (Responses API built by OpenAI); both cover August, OpenAI; overlapping topics (agent, august, environment).
Linked by a graph relationship (Responses API built by OpenAI); both cover OpenAI, Responses API; overlapping topics (agent, call, intermediate).
Linked by a graph relationship (Responses API built by OpenAI); both cover APIs, OpenAI; overlapping topics (agent, apis, call).
Responses API built by OpenAI / Shared entities / Shared topic / Earlier coverage / Tension
Linked by a graph relationship (Responses API built by OpenAI); both cover APIs, OpenAI; overlapping topics (agent, apis).