{
  "title": "The 2026 State of Generative Engine Optimization (GEO): AI Crawler Access & /llms.txt Adoption",
  "published_at": "2026-09-01T00:00:00Z",
  "sample_size": 500,
  "cohort": "Top 500 Global B2B SaaS & Cloud Infrastructure Domains",
  "author": "ScopeKit Research Labs (AgentLabs)",
  "key_findings": {
    "ai_bot_allowance": {
      "OAI-SearchBot (ChatGPT Search)": {
        "allowed_pct": 80.8,
        "blocked_pct": 19.2
      },
      "PerplexityBot (Perplexity AI)": {
        "allowed_pct": 71.2,
        "blocked_pct": 28.8
      },
      "ClaudeBot (Anthropic)": {
        "allowed_pct": 61.8,
        "blocked_pct": 38.2
      },
      "GPTBot (OpenAI Training)": {
        "allowed_pct": 58.4,
        "blocked_pct": 41.6
      },
      "Applebot-Extended": {
        "allowed_pct": 54.2,
        "blocked_pct": 45.8
      },
      "Google-Extended (Gemini Training)": {
        "allowed_pct": 51.4,
        "blocked_pct": 48.6
      },
      "Bytespider (ByteDance)": {
        "allowed_pct": 34.6,
        "blocked_pct": 65.4
      }
    },
    "llms_txt_adoption": {
      "deployed_pct": 8.4,
      "missing_pct": 91.6,
      "average_token_count": 1420
    },
    "post_quantum_tls": {
      "pqc_supported_pct": 22.4,
      "standard_rsa_ecc_pct": 77.6
    },
    "email_dmarc_enforcement": {
      "strict_reject_or_quarantine_pct": 64.2,
      "vulnerable_none_or_missing_pct": 35.8
    }
  }
}