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GW8 Signal API

Official registry Finance and payments

Pay-per-call crypto signals, token verdicts, flows & briefs. x402 USDC on Base. Signal-only.

Source code Documentation

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http gw8-signal-api 'https://micro-saas-agent.onrender.com/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "gw8-signal-api": {
            "type": "http",
            "url": "https://micro-saas-agent.onrender.com/mcp"
        }
    }
}

Documentation

From the project's README on GitHub, refreshed weekly. Links open on GitHub.

GW8 Signal API

Pay-per-call crypto signals, token verdicts, flows and briefs. x402 USDC on Base. Signal only, not financial advice.

MCP endpoint: https://micro-saas-agent.onrender.com/mcp (Streamable HTTP, no sign-in)

claude mcp add --scope user --transport http gw8-signal-api-mcp https://micro-saas-agent.onrender.com/mcp

Agent payment tools (x402, also MCP tools). Agent guide: /agents.md.

  • POST /api/pay/should-i-pay (should_i_pay, $0.02): spend policy + seller reputation in one call -> pay / dont_pay / ask_human, one signed receipt.
  • POST /api/spend/check (check_spend_policy, $0.02): allow / deny / needs_approval for a proposed payment against your policy.
  • POST /api/seller/reputation (check_seller_reputation, $0.01): 0-100 score and trusted / caution / avoid / unknown for an x402 seller wallet or endpoint, from public Base USDC history (buyers, wash share, age, concentration, 30d volume). Free data-source check: GET /api/seller/reputation/status. Data source: Alchemy Transfers API when the server has ALCHEMY_API_KEY set (free plan is enough), else keyless Blockscout. GET /api/seller/reputation/status shows which source is active.

All three return Ed25519-signed receipts (free check: POST /api/receipt/verify). Full list: /llms.txt.

Frequently asked questions

What is GW8 Signal API?

Pay-per-call crypto signals, token verdicts, flows & briefs. x402 USDC on Base. Signal-only.

How do I install GW8 Signal API?

It runs as a remote server. In Claude Code: claude mcp add --transport http gw8-signal-api 'https://micro-saas-agent.onrender.com/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does GW8 Signal API need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Is GW8 Signal API open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains GW8 Signal API?

It is published by GrayWolf8-creator. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.