Anthropic moved MCP tunnels management from the Admin API to the Claude API.

Builders need to update endpoint, header, and scope while the old Admin API path remains available.

This sits inside a migration window: use the Claude API path for new tunnel management wiring.

• Aug 05, 2026OpenAI removed model selection copy naming GPT-5.6 Sol, Terra, and Luna.
• Aug 05, 2026Anthropic removed model card copy for Claude Fable 5 and Claude Mythos 5.
• Aug 05, 2026Google pricing page removed Gemini model navigation and Interactions API availability note

This is the world we build in. It moves this fast. We move with it.