---
search:
  tags:
    - MCP
    - DELETE
seo:
  description: >-
    Verified human Clerk sessions or agent OAuth tokens with exact MCP resource
    audience.… Reference for the DELETE /mcp endpoint in the agentsub Gateway
    API.
sidebar:
  label: Unsupported stateless MCP method
  badge: DELETE
title: Unsupported stateless MCP method
type: openapi-operation
---
Verified human Clerk sessions or agent OAuth tokens with exact MCP resource audience. Stateless MCP supports July 2026 per-request envelopes and legacy November 2025 POST compatibility. Authorization is verified before tool discovery; individual tools retain human/agent/scope restrictions.

`DELETE /mcp`

**Responses**

- `401` — \`unauthorized\` problem; live 401s advertise \`WWW-Authenticate: Bearer resource\_metadata=...\`
- `405` — Authenticated stateless transport supports POST only
- `503` — Runtime or provider configuration unavailable (\`runtime\_configuration\_required\`, \`signing\_configuration\_required\`, \`runtime\_unavailable\`, \`workspace\_unavailable\`, \`provider\_configuration\_required\`)