diff --git a/plugins/nemo-agents/src/nemo_agents_plugin/agent_config.py b/plugins/nemo-agents/src/nemo_agents_plugin/agent_config.py
index aa780e096a..531a144888 100644
--- a/plugins/nemo-agents/src/nemo_agents_plugin/agent_config.py
+++ b/plugins/nemo-agents/src/nemo_agents_plugin/agent_config.py
@@ -74,6 +74,7 @@ class TelemetryConfig(BaseModel):
     provider: str | None = None
     output_dir: str | None = None
     project: str | None = None
+    agent_name: str | None = None
     atif: dict[str, Any] | None = None
     atof: dict[str, Any] | None = None
     opentelemetry: dict[str, Any] | None = None
diff --git a/plugins/nemo-agents/src/nemo_agents_plugin/agent_config_formats.py b/plugins/nemo-agents/src/nemo_agents_plugin/agent_config_formats.py
index d5620f2bf9..358320c2f8 100644
--- a/plugins/nemo-agents/src/nemo_agents_plugin/agent_config_formats.py
+++ b/plugins/nemo-agents/src/nemo_agents_plugin/agent_config_formats.py
@@ -12,6 +12,7 @@
 from nemo_agents_plugin.utils import (
     inject_default_model,
     inject_fabric_gateway_url,
+    inject_fabric_trace_agent_name,
     inject_gateway_url,
     inject_nemo_trace_fields,
 )
@@ -72,8 +73,8 @@ def resolve_for_deployment(
         workspace: str,
         agent_name: str,
     ) -> dict[str, Any]:
-        del agent_name
-        return self._normalize(inject_fabric_gateway_url(config, workspace))
+        resolved = self._normalize(inject_fabric_gateway_url(config, workspace))
+        return inject_fabric_trace_agent_name(resolved, agent_name)
 
     @staticmethod
     def _normalize(config: dict[str, Any]) -> dict[str, Any]:
diff --git a/plugins/nemo-agents/src/nemo_agents_plugin/fabric/translator.py b/plugins/nemo-agents/src/nemo_agents_plugin/fabric/translator.py
index 17222833f4..ca58b78c0e 100644
--- a/plugins/nemo-agents/src/nemo_agents_plugin/fabric/translator.py
+++ b/plugins/nemo-agents/src/nemo_agents_plugin/fabric/translator.py
@@ -193,15 +193,21 @@ def _apply_telemetry(fabric_config: Any, config: AgentConfig, model: ModelConfig
     )
 
 
+def _telemetry_agent_name(config: AgentConfig) -> str:
+    """Return the name traces should be tagged with for this agent."""
+    return config.telemetry.agent_name or config.name
+
+
 def _relay_observability_config(config: AgentConfig, model: ModelConfig) -> dict[str, Any]:
     telemetry = config.telemetry
+    agent_name = _telemetry_agent_name(config)
     observability: dict[str, Any] = {"version": 3}
 
     if telemetry.atif is not None:
         atif = dict(telemetry.atif)
         if telemetry.output_dir is not None:
             atif.setdefault("output_directory", telemetry.output_dir)
-        atif.setdefault("agent_name", config.name)
+        atif.setdefault("agent_name", agent_name)
         atif.setdefault("model_name", model.model)
         observability["atif"] = atif
 
@@ -211,7 +217,7 @@ def _relay_observability_config(config: AgentConfig, model: ModelConfig) -> dict
     if telemetry.opentelemetry is not None:
         observability["opentelemetry"] = _relay_opentelemetry_config(
             telemetry.opentelemetry,
-            agent_name=config.name,
+            agent_name=agent_name,
         )
 
     return observability
diff --git a/plugins/nemo-agents/src/nemo_agents_plugin/utils.py b/plugins/nemo-agents/src/nemo_agents_plugin/utils.py
index eae83701c7..1f83036aa6 100644
--- a/plugins/nemo-agents/src/nemo_agents_plugin/utils.py
+++ b/plugins/nemo-agents/src/nemo_agents_plugin/utils.py
@@ -316,6 +316,18 @@ def rebind_intake_ingest_workspace(config: dict[str, Any], workspace: str) -> di
     return config
 
 
+def inject_fabric_trace_agent_name(
+    config: dict[str, Any],
+    agent_name: str,
+) -> dict[str, Any]:
+    """Stamp the Platform-registered *agent_name* onto a Fabric agent spec's telemetry."""
+    telemetry = config.get("telemetry")
+    if not agent_name or not isinstance(telemetry, dict):
+        return config
+    telemetry.setdefault("agent_name", agent_name)
+    return config
+
+
 def inject_nemo_trace_fields(
     config: dict[str, Any],
     workspace: str,
diff --git a/plugins/nemo-agents/tests/unit/test_agent_config_formats.py b/plugins/nemo-agents/tests/unit/test_agent_config_formats.py
index 16b0c94daa..476abafc50 100644
--- a/plugins/nemo-agents/tests/unit/test_agent_config_formats.py
+++ b/plugins/nemo-agents/tests/unit/test_agent_config_formats.py
@@ -109,3 +109,46 @@ def inject_gateway(config: dict[str, Any], workspace: str) -> dict[str, Any]:
     assert resolved["environment"]["provider"] == "local"
     assert "workflow" not in resolved
     assert calls == ["test-workspace"]
+
+
+def test_nemo_agents_deployment_resolution_stamps_registered_agent_name(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    monkeypatch.setattr(
+        agent_config_formats,
+        "inject_fabric_gateway_url",
+        lambda config, workspace: config,
+    )
+
+    resolved = resolve_agent_config_for_deployment(
+        NEMO_AGENTS_SPEC_CONFIG_FORMAT,
+        _nemo_agents_config(),
+        workspace="test-workspace",
+        agent_name="test-agent-hzwy9s",
+    )
+
+    # The spec's own ``name`` stays untouched; only telemetry is retagged so
+    # per-agent trace queries match the Platform-registered name.
+    assert resolved["name"] == "test-agent"
+    assert resolved["telemetry"]["agent_name"] == "test-agent-hzwy9s"
+
+
+def test_nemo_agents_deployment_resolution_keeps_explicit_telemetry_agent_name(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    monkeypatch.setattr(
+        agent_config_formats,
+        "inject_fabric_gateway_url",
+        lambda config, workspace: config,
+    )
+    config = _nemo_agents_config()
+    config["telemetry"] = {"enabled": True, "agent_name": "author-chosen-name"}
+
+    resolved = resolve_agent_config_for_deployment(
+        NEMO_AGENTS_SPEC_CONFIG_FORMAT,
+        config,
+        workspace="test-workspace",
+        agent_name="test-agent-hzwy9s",
+    )
+
+    assert resolved["telemetry"]["agent_name"] == "author-chosen-name"
diff --git a/plugins/nemo-agents/tests/unit/test_fabric_translator.py b/plugins/nemo-agents/tests/unit/test_fabric_translator.py
index dcba43f0d8..cba8abfd3a 100644
--- a/plugins/nemo-agents/tests/unit/test_fabric_translator.py
+++ b/plugins/nemo-agents/tests/unit/test_fabric_translator.py
@@ -249,8 +249,10 @@ def test_environment_spec_env_forwarded_platform_values_win(self, monkeypatch: p
 
         fabric_config = translate_agent_config(config, harness_name="codex")
 
-        assert fabric_config.environment.env["CUSTOM"] == "from-spec"
-        assert fabric_config.environment.env["NMP_WORKSPACE"] == "runtime-ws"
+        environment = fabric_config.environment
+        assert environment is not None
+        assert environment.env["CUSTOM"] == "from-spec"
+        assert environment.env["NMP_WORKSPACE"] == "runtime-ws"
 
     def test_environment_mirror_fields_forwarded(self) -> None:
         payload = copy.deepcopy(_example_yaml_config())
@@ -266,10 +268,12 @@ def test_environment_mirror_fields_forwarded(self) -> None:
 
         fabric_config = translate_agent_config(config, harness_name="codex")
 
-        assert fabric_config.environment.control_location == "in_env_control"
-        assert fabric_config.environment.ownership == "fabric_owned"
-        assert fabric_config.environment.connection == {"url": "http://sandbox"}
-        assert fabric_config.environment.metadata == {"team": "platform"}
+        environment = fabric_config.environment
+        assert environment is not None
+        assert environment.control_location == "in_env_control"
+        assert environment.ownership == "fabric_owned"
+        assert environment.connection == {"url": "http://sandbox"}
+        assert environment.metadata == {"team": "platform"}
 
     def test_runtime_constraints_forwarded(self) -> None:
         payload = copy.deepcopy(_example_yaml_config())
@@ -371,6 +375,42 @@ def test_relay_telemetry_uses_latest_fabric_shape(self) -> None:
             },
         }
 
+    def test_relay_telemetry_prefers_platform_registered_agent_name(self) -> None:
+        payload = copy.deepcopy(_example_yaml_config())
+        payload["telemetry"]["enabled"] = True
+        payload["telemetry"]["agent_name"] = "example-agent-hzwy9s"
+        payload["telemetry"]["opentelemetry"] = {
+            "enabled": True,
+            "endpoints": [{"type": "full", "endpoint": "http://otel-collector:4317"}],
+        }
+        config = AgentConfig.model_validate(payload)
+
+        fabric_config = translate_agent_config(config)
+
+        relay = fabric_config.relay
+        assert relay is not None
+        observability = relay.observability
+        assert observability is not None
+        assert observability.model_dump(exclude_none=True)["atif"]["agent_name"] == "example-agent-hzwy9s"
+        opentelemetry = observability.opentelemetry
+        assert opentelemetry is not None
+        assert opentelemetry.endpoints[0].service_name == "example-agent-hzwy9s"
+
+    def test_relay_telemetry_keeps_explicit_atif_agent_name(self) -> None:
+        payload = copy.deepcopy(_example_yaml_config())
+        payload["telemetry"]["enabled"] = True
+        payload["telemetry"]["agent_name"] = "example-agent-hzwy9s"
+        payload["telemetry"]["atif"]["agent_name"] = "author-chosen-name"
+        config = AgentConfig.model_validate(payload)
+
+        fabric_config = translate_agent_config(config)
+
+        relay = fabric_config.relay
+        assert relay is not None
+        observability = relay.observability
+        assert observability is not None
+        assert observability.model_dump(exclude_none=True)["atif"]["agent_name"] == "author-chosen-name"
+
     def test_relay_atof_endpoint_sinks_translate_to_stream_sinks(self) -> None:
         payload = copy.deepcopy(_example_yaml_config())
         payload["telemetry"]["enabled"] = True