Update chains-api mcp

Author: Johnaverse

mcp-tools.js

@@ -125,7 +125,7 @@ export function getToolDefinitions() {
     },
     {
       name: 'get_rpc_monitor',
-      description: 'Get RPC monitor status (isMonitoring, lastUpdated) and endpoint health check results (working/total counts, per-endpoint latency and status) for all chains',
+      description: 'Get RPC monitor status and summary endpoint health counts across all chains (without per-chain endpoint listing)',
       inputSchema: {
         type: 'object',
         properties: {},
@@ -290,24 +290,7 @@ function handleValidateChains() {
 function getStatusLabel(status, results) {
   if (status.isMonitoring) return 'Running';
   if (results.testedEndpoints > 0) return 'Completed';
-  return 'Starting up…';
-}
-
-function buildWorkingEndpointsSection(results) {
-  const byChain = {};
-  for (const r of results.results) {
-    if (!byChain[r.chainId]) byChain[r.chainId] = { name: r.chainName, endpoints: [] };
-    byChain[r.chainId].endpoints.push(r);
-  }
-  const lines = ['', '### Working Endpoints by Chain'];
-  for (const [id, chain] of Object.entries(byChain)) {
-    lines.push(`\n**${chain.name}** (chain ${id})`);
-    for (const ep of chain.endpoints) {
-      const block = ep.blockNumber == null ? '' : ` — block #${ep.blockNumber}`;
-      lines.push(`  - ${ep.url}${block}`);
-    }
-  }
-  return lines;
+  return 'Starting up...';
 }
 
 function formatRpcMonitorStatus(status, results) {
@@ -321,6 +304,7 @@ function formatRpcMonitorStatus(status, results) {
     `- Total endpoints discovered: ${results.totalEndpoints}`,
     `- Endpoints tested: ${results.testedEndpoints}`,
     `- Working endpoints: ${results.workingEndpoints}`,
+    '- Use `get_rpc_monitor_by_id` for per-chain endpoint details.',
   ];
 
   if (!status.isMonitoring && results.testedEndpoints === 0) {
@@ -329,11 +313,8 @@ function formatRpcMonitorStatus(status, results) {
       '> Monitoring has been started but has not completed a run yet. Check back shortly.',
       '> Use `get_rpc_monitor_by_id` with a chain ID once data is available.'
     );
-    return lines.join('\n');
-  }
-
-  if (results.results.length > 0) {
-    lines.push(...buildWorkingEndpointsSection(results));
+  } else {
+    lines.push('', '> Per-chain endpoint lists are available via `get_rpc_monitor_by_id`.');
   }
 
   return lines.join('\n');

tests/unit/mcp-tools.test.js

@@ -493,7 +493,10 @@ describe('MCP Tools - Shared Module', () => {
         totalEndpoints: 100,
         testedEndpoints: 50,
         workingEndpoints: 45,
-        results: [],
+        results: [
+          { chainId: 1, chainName: 'Ethereum', url: 'https://eth.rpc', status: 'working' },
+          { chainId: 137, chainName: 'Polygon', url: 'https://polygon.rpc', status: 'working' },
+        ],
       });
       vi.mocked(rpcMonitor.getMonitoringStatus).mockReturnValue({
         isMonitoring: true,
@@ -506,6 +509,9 @@ describe('MCP Tools - Shared Module', () => {
       expect(text).toContain('Running');
       expect(text).toContain('100');
       expect(text).toContain('45');
+      expect(text).toContain('per-chain endpoint details');
+      expect(text).not.toContain('https://eth.rpc');
+      expect(text).not.toContain('https://polygon.rpc');
     });
   });