{
  "envelope_version": "1",
  "kind": "chart",
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    "category_id": "saas.email_marketing",
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    "previous_edition": null,
    "lineup_changed": false,
    "panel_changed": false,
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    "methodology": "ACM-1.0-chart-draft",
    "sample_data": false,
    "precision_label": "measured",
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      "gateway": "openrouter",
      "pinned_providers": true,
      "web_search": false,
      "grounding": false,
      "tools": false,
      "retrieval": "disabled",
      "structured_output": true,
      "max_attempts": 1,
      "languages": [
        "en"
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      "paraphrases_per_language": 2,
      "presentation_arm": "facts_card",
      "representative_rule": "brand_names_only_v1",
      "allow_none": false,
      "as_of": "2026-10-16T15:40:00Z",
      "presentation": "brand_names_only"
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    "prereg_hash": "193066df319eed4ff789b593145e25fd35a3083762f12863ef25e7b27e0d63a7",
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    "movement_ci_method": "mover_independent",
    "multiplicity": "per_entry_unadjusted",
    "event_ci_method": "mover_paired",
    "tiers_method": "max_t_leader_step_down",
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        "gateway": "openrouter",
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        "judge_id": "jdg-live-gpt-6-luna-20260922-or-v1",
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        "gateway": "openrouter",
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        "model_label": "google/gemini-4-argon-20261013 @ gemini-4-argon-20261013 via OpenRouter",
        "gateway": "openrouter",
        "family": "google",
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      },
      {
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        "model_label": "mistralai/mistral-large-4-0-20261006 @ mistral-large-4-0-20261006 via OpenRouter",
        "gateway": "openrouter",
        "family": "mistral",
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      }
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      {
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      {
        "brand": "Campaign Monitor",
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        "below_leader": false,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      }
    ],
    "withheld_brands": [],
    "events": [],
    "disclosure": "brand_names_only"
  },
  "payload_sha256": "f0ea48c210d0a42e01c6a7c5dce64607a8bf996b82bb4a05ebad09fd87717822",
  "signature": {
    "alg": "EdDSA",
    "kid": "FnG9tqyrr6Y0YUh6teXhpERjAKUSfzL78m4WdnEZ9Jg",
    "key_class": "production",
    "jws": "eyJhbGciOiJFZERTQSIsImN0eSI6ImNoYXJ0Iiwia2lkIjoiRm5HOXRxeXJyNlkwWVVoNnRlWGhwRVJqQUtVU2Z6TDc4bTRXZG5FWjlKZyIsInR5cCI6InBpY2tiZW5jaC1zbmFwc2hvdCtqd3MifQ..berxqnTXW9mTdYMpsAuxZM9-fw1CrcC_OFoL4lGwHxm4EZSHI9fFOIxKVRM4WzRnr2g_tgu33I0PK1qe4WQRBQ"
  }
}