AI Tool Profile
AgentKit
OpenAI launched AgentKit with Agent Builder, Connector Registry, ChatKit, and Evals capabilities for agent development; OpenAI later said Agent Builder and Evals are winding down and will be unavailable after November 30, 2026.
Verification & Sources
- Evidence state
- Recheck due
- Source links
- 2
- Freshness
- Needs recheck: checked June 22, 2026
- Last updated
- June 22, 2026
What this evidence state means
- Definition
- The claim was previously checked, but its review window expired or a material change may have invalidated it.
- Required provenance
- The prior evidence and check date are retained, together with the expiry or change signal that triggered recheck.
- Owner
- Kingy freshness queue owner and assigned editorial reviewer
- Freshness rule
- This is already outside its freshness rule. It must not be presented as current until reviewed against current evidence.
- Disputes and corrections
- Use “Suggest a correction” on the record. Kingy editorial reviews the cited evidence, records material corrections, and changes or removes the state when it is not supported.
Key source checks
Suggest a correction
What It Does
OpenAI launched AgentKit with Agent Builder, Connector Registry, ChatKit, and Evals capabilities for agent development; OpenAI later said Agent Builder and Evals are winding down and will be unavailable after November 30, 2026.
Tool Links
Launch History
OpenAI AgentKit launches tools for building, deploying, and optimizing agents
OpenAI launched AgentKit with Agent Builder, Connector Registry, ChatKit, and new Evals capabilities for agent development and optimization.
Recheck due
Free: No API: Yes Open: No
Clear use caseDeveloper-friendly
AgentKit was one of OpenAI’s clearest attempts to package the agent stack beyond raw model access.