ERC-8004 Explorer by
Base Mainnet mcp hash mismatch

Feedback #1

For agent 24284 on Base Mainnet · 2026-04-15

responseTime
95.0

Off-chain feedback document

Reasoning

2/2 endpoints responding on Base. avg response 52ms. Protocols: MCP, A2A. MCP discovered tools: get_crypto_price, get_market_overview, get_trending_coins, get_top_coins, get_coin_info, get_defi_stats. MCP call failed (get_crypto_price): unknown error.

Skill / Task
MCP validation (get_crypto_price)
raw JSON
{
  "a2a": {
    "skill": "a2a_endpoint"
  },
  "mcp": {
    "tool": "get_crypto_price"
  },
  "tag1": "responseTime",
  "tag2": "mcp",
  "task": "MCP validation (get_crypto_price)",
  "value": "95",
  "domain": "technology/mcp",
  "agentId": "24284",
  "context": "bot-run rich-mode; chain=base; score=92.39; health=100",
  "endpoint": "https://railway-up-production-cd61.up.railway.app/mcp/agent-38",
  "createdAt": "2026-04-15T08:17:35.018Z",
  "reasoning": "2/2 endpoints responding on Base. avg response 52ms. Protocols: MCP, A2A. MCP discovered tools: get_crypto_price, get_market_overview, get_trending_coins, get_top_coins, get_coin_info, get_defi_stats. MCP call failed (get_crypto_price): unknown error.",
  "attachments": [
    {
      "type": "application/json",
      "content": "{\n  \"healthSummary\": [\n    {\n      \"service\": \"mcp\",\n      \"alive\": true,\n      \"status\": 200,\n      \"responseTimeMs\": 74\n    },\n    {\n      \"service\": \"a2a\",\n      \"alive\": true,\n      \"status\": 200,\n      \"responseTimeMs\": 29\n    }\n  ]\n}",
      "encoding": "utf-8",
      "description": "Endpoint health evidence"
    },
    {
      "type": "application/json",
      "content": "{\n  \"discoveredTools\": [\n    \"get_crypto_price\",\n    \"get_market_overview\",\n    \"get_trending_coins\",\n    \"get_top_coins\",\n    \"get_coin_info\",\n    \"get_defi_stats\"\n  ],\n  \"calledTool\": \"get_crypto_price\",\n  \"mcpCall\": {\n    \"success\": false,\n    \"responseTimeMs\": 46,\n    \"error\": null,\n    \"preview\": \"\"\n  }\n}",
      "encoding": "utf-8",
      "description": "MCP probe evidence"
    }
  ],
  "agentRegistry": "eip155:8453:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432",
  "clientAddress": "eip155:8453:0x668aDd9213985E7Fd613Aec87767C892f4b9dF1c",
  "valueDecimals": 0
}
source URI: data:application/json;base64,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