sigtap-mcp.sigtap.workers.dev
LiveMCP Serversigtap Agent Tools: 13 paid x402 tools, USDC/Base. Free check: GET /preview<path>=200 sample. Copy-paste pay: /llms.txt (text from the Official MCP Registry)
Servers On This Host
| Address | Name | Status | Recent Checks OK | Response Time | Tools | Last Checked |
|---|---|---|---|---|---|---|
| https://sigtap-mcp.sigtap.workers.dev/mcp | sigtap Agent Tools | Live | – | 418 ms | 13 | 6 h ago · receipt |
How we check: we connect without logging in and ask for the list of tools. We never send credentials and never pay. Tools that don't state a price are never called; for tools that do, we send at most 2 unpaid calls to read the payment request. We don't make test purchases from MCP servers yet. Signed records: raw data page · free quick check (JSON)
Paid Tools
| Tool | Stated Price | Payment Request Asks | Network | Pays To | Stated Vs Asked |
|---|---|---|---|---|---|
| deliverability_audit | $0.0030 | – | Not checked | ||
| email_grade | $0.0050 | – | Not checked | ||
| email_template | $0.01 | – | Not checked | ||
| hash_text | $0.0010 | $0.0010 USDC | eip155:8453 | 0x963d…3ae1 | Matches |
| jwt_decode | $0.0010 | $0.0010 USDC | eip155:8453 | 0x963d…3ae1 | Matches |
| uuid_batch | $0.0010 | – | Not checked | ||
| slugify | $0.0010 | – | Not checked | ||
| json_tools | $0.0010 | – | Not checked | ||
| regex_test | $0.0010 | – | Not checked | ||
| crypto_price | $0.0020 | – | Not checked | ||
| domain_age | $0.0030 | – | Not checked | ||
| weather | $0.0010 | – | Not checked |
From our unpaid check: the tool list, plus at most 2 unpaid calls to tools that state a price, only to read the payment request. We never pay and never call tools that don't state a price. Stated prices are the server's own text or metadata. Full details: free quick check (JSON).