diff --git a/examples/taskflows/echo.yaml b/examples/taskflows/echo.yaml
index ab547ef..3056704 100644
--- a/examples/taskflows/echo.yaml
+++ b/examples/taskflows/echo.yaml
@@ -7,7 +7,6 @@ seclab-taskflow-agent:
 
 taskflow:
   - task:
-      model: claude-3.5-sonnet
       max_steps: 5
       must_complete: true
       agents:
diff --git a/examples/taskflows/example.yaml b/examples/taskflows/example.yaml
index d1178ac..65c2c62 100644
--- a/examples/taskflows/example.yaml
+++ b/examples/taskflows/example.yaml
@@ -5,10 +5,13 @@ seclab-taskflow-agent:
   version: 1
   filetype: taskflow
 
+# Import settings from a model_config file.
+model_config: examples.model_configs.model_config
+
 taskflow:
   - task:
       # taskflows can optionally choose any of the support CAPI models for a task
-      model: gpt-4.1
+      model: gpt_default
       # taskflows can optionally limit the max allowed number of Agent task loop
       # iterations to complete a task, this defaults to 50 when not provided
       max_steps: 20
@@ -41,7 +44,6 @@ taskflow:
         - seclab_taskflow_agent.toolboxes.codeql
   - task:
       must_complete: true
-      model: gpt-4.1
       agents:
         - seclab_taskflow_agent.personalities.c_auditer
       user_prompt: |
diff --git a/examples/taskflows/example_reusable_taskflows.yaml b/examples/taskflows/example_reusable_taskflows.yaml
index 49c163c..06748b2 100644
--- a/examples/taskflows/example_reusable_taskflows.yaml
+++ b/examples/taskflows/example_reusable_taskflows.yaml
@@ -5,9 +5,11 @@ seclab-taskflow-agent:
   version: 1
   filetype: taskflow
 
+model_config: examples.model_configs.model_config
+
 taskflow:
   - task:
       # with the `uses` directive we can reuse single task taskflows
       uses: examples.taskflows.single_step_taskflow
       # and optionally override any of its configurations
-      model: gpt-4o
+      model: gpt_latest
diff --git a/examples/taskflows/example_triage_taskflow.yaml b/examples/taskflows/example_triage_taskflow.yaml
index a817fdc..17adbe2 100644
--- a/examples/taskflows/example_triage_taskflow.yaml
+++ b/examples/taskflows/example_triage_taskflow.yaml
@@ -30,7 +30,6 @@ taskflow:
       toolboxes:
         - seclab_taskflow_agent.toolboxes.memcache
   - task:
-      model: gpt-4.1
       repeat_prompt: true
       agents:
         # primary agent for this task
diff --git a/examples/taskflows/single_step_taskflow.yaml b/examples/taskflows/single_step_taskflow.yaml
index 77277be..a85483a 100644
--- a/examples/taskflows/single_step_taskflow.yaml
+++ b/examples/taskflows/single_step_taskflow.yaml
@@ -7,7 +7,6 @@ seclab-taskflow-agent:
 
 taskflow:
   - task:
-      model: gpt-4.1
       agents:
         - seclab_taskflow_agent.personalities.assistant
       user_prompt: |