portal_
1 MCP server offers this tool
What it usually takes
concurrency– in 1 of 1n– in 1 of 1payload_json– in 1 of 1
No server marks it as only reading: treat it as able to change data.
From each publisher's own tool list. We never call a tool.
Servers
| Server | Inputs | Read-only? |
|---|---|---|
Portal Frame Verifier co.huggingface.biaggio74/portal-frame-verifier Run N verifier calls (≤20) to demonstrate API throughput. | concurrency,n,payload_json | Not stated |