Product / UX / Safety & Guardrails

OpenAI Moderation API

OpenAI's hosted moderation endpoint, a free API that classifies text (and images) against OpenAI's content-policy categories (hate, harassment, self-harm, sexual, violence, and more). Closed, API-only; no weights or self-hosting.

OpenAI Moderation API; free hosted endpoint, proprietary (no weights, no self-host). Verified live June 2026.

Openness

1 high confidence

1.0

service: proprietary hosted API(no weights, no self-host)
access: free moderation endpoint
source: closed
license: proprietary

Closed, API-only hosted classifier; no weights or source.

https://platform.openai.com/docs/guides/moderation recorded 2026-06-29
free hosted moderation API; OpenAI content-policy categories; no weights

Adoption

4 medium confidence

4.0

Free, default moderation endpoint for the large OpenAI developer base; widely used as a first-line filter.

https://platform.openai.com/docs/guides/moderation recorded 2026-06-29
free hosted moderation endpoint

Capability

3 low confidence

3.0

Convenient broad-category moderation; fixed policy, no customization vs policy-conditioned models.

https://platform.openai.com/docs/guides/moderation recorded 2026-06-29
multi-category text/image moderation

Unchanged since 2026-08-01 (last edited, not re-checked)