OpenAI Assistants API v2

Status: Production Ready (Deprecated H1 2026) Package: openai@6.7.0 Last Updated: 2025-10-25 v1 Deprecated: December 18, 2024 v2 Sunset: H1 2026 (migrate to Responses API)

⚠️ Important: Deprecation Notice

OpenAI announced that the Assistants API will be deprecated in favor of the Responses API.

Timeline:

• ✅ Dec 18, 2024: Assistants API v1 deprecated
• ⏳ H1 2026: Planned sunset of Assistants API v2
• ✅ Now: Responses API available (recommended for new projects)