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Aval MCP Server

by hstgr-srv1024618-aval Your server? Claim it
answering

Aval is answering right now. Last checked 5 min ago. It exposes 2 tools.

Payment-backed trust scores for AI agents on Base (ERC-8004). $0.01 per check via x402.

Uptime history 14 days of history
14 days agonow
100.0%
Uptime 24h
92 of 92 checks
2
Tools
read from the server
201 ms
Response time
average over 24h
open, no key
Access
streamable-http

Nothing serious here today

Today is the operative word: we check Aval every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Three servers free · no card

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 5 min ago.

run in your terminal
claude mcp add trust --transport http https://aval.srv1024618.hstgr.cloud/mcp
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "trust": {
      "url": "https://aval.srv1024618.hstgr.cloud/mcp"
    }
  }
}
~/.codex/config.toml
[mcp_servers.trust]
url = "https://aval.srv1024618.hstgr.cloud/mcp"
.cursor/mcp.json
{
  "mcpServers": {
    "trust": {
      "url": "https://aval.srv1024618.hstgr.cloud/mcp"
    }
  }
}
.vscode/mcp.json
{
  "mcpServers": {
    "trust": {
      "url": "https://aval.srv1024618.hstgr.cloud/mcp"
    }
  }
}

Available tools 2

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

agent
check_agent_trust
Trust score (0-100) of an AI agent before paying it. Counts only ERC-8004 reviews on Base that follow a real USDC payment from a wallet the agent did not fund. Input: 0x address or ERC-8004 agent id. Costs $0.01 in USDC on Base (x402).
reputation
reputation_overview
Free. Global figures on ERC-8004 reputation on Base as indexed by Aval (reviews, rated agents, last block) and a link to the full report.

Endpoints

URLTransportStateLatencyChecked
https://aval.srv1024618.hstgr.cloud/mcp streamable-http answering 251 ms 5 min ago

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Aval — questions

Answers built from our own checks of this server.

What can Aval do?
It exposes 2 tools, read directly from the server on our last check. Among them: check_agent_trust, reputation_overview. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →
Is Aval working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 92 of 92 checks got a reply (100.0%), average response time 201 ms. The bar chart above shows every period we have measured.
How do I connect Aval?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does Aval need an API key?
No. Aval completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 2 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is Aval?
It answers our handshake in 201 ms on average, which is faster than 61% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.