X-API-Key header. Claude Code supports HTTP MCP servers natively.
You need an API key (format
sk_live_...) to connect. Generate one from
Settings > API Access, or see Authentication.Setup
1
Run the CLI command
Open your terminal and run:
2
Verify the connection
Run
/mcp in your Claude Code session. You should see so-me-studio listed as
connected, along with the available tools.3
Start using it
Ask Claude Code to create or schedule posts. For example:
Alternative: .mcp.json
For project-scoped (team-shared) access, configure via a.mcp.json file in your project root:
.mcp.json
Scopes
Troubleshooting
so-me-studio shows as failed in /mcp
so-me-studio shows as failed in /mcp
Confirm the transport is
http (not sse). The Social media studio server runs in stateless
Streamable HTTP mode and only accepts POST requests — SSE/GET connections return
405 Method Not Allowed.401 / Missing X-API-Key header
401 / Missing X-API-Key header
The header name must be exactly
X-API-Key (case-insensitive) and the value must be an
active key beginning with sk_live_. Re-add the server with the corrected --header.