Agents - Lightsage

An agent is one runnable harness-and-model combination. Select an agent ID when starting an eval run instead of configuring the harness and model separately.

Command

Command	Description
`lightsage agents list`	List runnable agents.

List agents

lightsage agents list --output-format json

Example response:

{
  "data": [
    {
      "id": "claude-code:claude-opus-4-8",
      "name": "Claude Code · Claude Opus 4.8"
    },
    {
      "id": "codex:gpt-5.5",
      "name": "Codex · GPT-5.5"
    }
  ]
}

Use the id value as the --agent-id when creating eval runs:

lightsage eval-runs create \
  --eval-id eval_123 \
  --configuration-id config_123 \
  --agent-id claude-code:claude-opus-4-8