diff --git a/server/src/routes/agents.ts b/server/src/routes/agents.ts
index 008d9094..2724a6e2 100644
--- a/server/src/routes/agents.ts
+++ b/server/src/routes/agents.ts
@@ -211,7 +211,7 @@ export function agentRoutes(db: Db) {
     adapterConfig: Record<string, unknown>,
   ) {
     if (adapterType !== "opencode_local") return;
-    const runtimeConfig = await secretsSvc.resolveAdapterConfigForRuntime(companyId, adapterConfig);
+    const { config: runtimeConfig } = await secretsSvc.resolveAdapterConfigForRuntime(companyId, adapterConfig);
     const runtimeEnv = asRecord(runtimeConfig.env) ?? {};
     try {
       await ensureOpenCodeModelConfiguredAndAvailable({
@@ -386,7 +386,7 @@ export function agentRoutes(db: Db) {
         inputAdapterConfig,
         { strictMode: strictSecretsMode },
       );
-      const runtimeAdapterConfig = await secretsSvc.resolveAdapterConfigForRuntime(
+      const { config: runtimeAdapterConfig } = await secretsSvc.resolveAdapterConfigForRuntime(
         companyId,
         normalizedAdapterConfig,
       );
@@ -1226,7 +1226,7 @@ export function agentRoutes(db: Db) {
     }
 
     const config = asRecord(agent.adapterConfig) ?? {};
-    const runtimeConfig = await secretsSvc.resolveAdapterConfigForRuntime(agent.companyId, config);
+    const { config: runtimeConfig } = await secretsSvc.resolveAdapterConfigForRuntime(agent.companyId, config);
     const result = await runClaudeLogin({
       runId: `claude-login-${randomUUID()}`,
       agent: {
diff --git a/server/src/services/heartbeat.ts b/server/src/services/heartbeat.ts
index 0fb575d7..dbba40b2 100644
--- a/server/src/services/heartbeat.ts
+++ b/server/src/services/heartbeat.ts
@@ -1240,11 +1240,16 @@ export function heartbeatService(db: Db) {
       const mergedConfig = issueAssigneeOverrides?.adapterConfig
         ? { ...config, ...issueAssigneeOverrides.adapterConfig }
         : config;
-      const resolvedConfig = await secretsSvc.resolveAdapterConfigForRuntime(
+      const { config: resolvedConfig, secretKeys } = await secretsSvc.resolveAdapterConfigForRuntime(
         agent.companyId,
         mergedConfig,
       );
       const onAdapterMeta = async (meta: AdapterInvocationMeta) => {
+        if (meta.env && secretKeys.size > 0) {
+          for (const key of secretKeys) {
+            if (key in meta.env) meta.env[key] = "***REDACTED***";
+          }
+        }
         await appendRunEvent(currentRun, seq++, {
           eventType: "adapter.invoke",
           stream: "system",
diff --git a/server/src/services/secrets.ts b/server/src/services/secrets.ts
index 8a3595b4..9e65543f 100644
--- a/server/src/services/secrets.ts
+++ b/server/src/services/secrets.ts
@@ -331,15 +331,16 @@ export function secretService(db: Db) {
       return resolved;
     },
 
-    resolveAdapterConfigForRuntime: async (companyId: string, adapterConfig: Record<string, unknown>) => {
+    resolveAdapterConfigForRuntime: async (companyId: string, adapterConfig: Record<string, unknown>): Promise<{ config: Record<string, unknown>; secretKeys: Set<string> }> => {
       const resolved = { ...adapterConfig };
+      const secretKeys = new Set<string>();
       if (!Object.prototype.hasOwnProperty.call(adapterConfig, "env")) {
-        return resolved;
+        return { config: resolved, secretKeys };
       }
       const record = asRecord(adapterConfig.env);
       if (!record) {
         resolved.env = {};
-        return resolved;
+        return { config: resolved, secretKeys };
       }
       const env: Record<string, string> = {};
       for (const [key, rawBinding] of Object.entries(record)) {
@@ -355,10 +356,11 @@ export function secretService(db: Db) {
           env[key] = binding.value;
         } else {
           env[key] = await resolveSecretValue(companyId, binding.secretId, binding.version);
+          secretKeys.add(key);
         }
       }
       resolved.env = env;
-      return resolved;
+      return { config: resolved, secretKeys };
     },
   };
 }