com.blackwalltier/blackwall-x402-guardrail
blackwall-x402-mcp
com.blackwalltier/blackwall-x402-guardrail costs 246 tokens of context per session. It has 1 tool definitions. That is 0.1 % of a 200k window. Measured 2026-10-03.
Keyless hosted MCP: pre-signature x402 payment verdict (GO/HOLD/STOP) with a signed receipt.
alive probed 2026-10-03 · HTTP 200
1tools
246tokens for the tool definitions
0.1 %of a 200k context window
641 msto initialize
507 msto list tools
- Endpoint
- https://mcp.blackwalltier.com (streamable-http)
- Host
- mcp.blackwalltier.com
- Protocol
- 2025-11-25
- Reports itself as
- blackwall-x402-mcp 0.1.0
- Capabilities
- tools
- Instructions
- none
- Repository
- https://github.com/bluetieroperations-create/blackwall-x402-mcp
- Website
- https://blackwalltier.com
- Registry
- active, updated 2026-08-25 · registry entry
- Reachable
- 2 of the last 2 probes
Most expensive tools
| Tool | Tokens | Share of this server |
|---|---|---|
| forecast_payment | 246 | 100 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Tokens |
|---|---|---|---|---|
| 2026-10-03 20:28 | alive | 641 ms | 1 | 246 |
| 2026-10-03 17:47 | alive | 152 ms | 1 | 246 |
Badge
[](https://mcp-pulse.ulehla.dev/s/com.blackwalltier/blackwall-x402-guardrail)