Ai Grader

{
  "agent_id": "ai_grader",
  "name": "Ai Grader",
  "url": "https://grammarly.com/ai-agents/ai-grader",
  "logo": "https://www.google.com/s2/favicons?domain=grammarly.com&sz=128",
  "niche": "essay-grading-feedback",
  "category": "education",
  "short_summary": "An AI agent for students that estimates assignment grades using a draft, rubric, and assignment details, then provides targeted feedback to guide revisions bef…",
  "task_performed": "unclear",
  "inputs_accepted": [],
  "outputs_produced": [],
  "integrations_available": [],
  "protocols_or_interfaces": [],
  "industry_fit": [],
  "autonomy_level": "unclear",
  "human_approval_needed": "unclear",
  "pricing_model": "unclear",
  "price": {
    "observed": true,
    "billing": "freemium",
    "currency": "USD",
    "lowest_monthly_usd": 13.65,
    "monthly_usd": 15.53,
    "headline": "Free tier, then from $13.65/mo",
    "summary": "Free tier, then from $13.65/mo. Grammarly offers a free EUR 0 plan, a Pro plan listed at EUR 12, and Enterprise pricing by contact.",
    "confidence": "high",
    "source_url": "https://www.grammarly.com/plans",
    "checked_at": "2026-07-28T04:51:58.275Z",
    "amount": 13.65,
    "display": "From $13.65/mo",
    "plans": [
      {
        "name": "Free",
        "price": "€0",
        "period": "month",
        "persona": "free",
        "highlights": [
          "Writing and grammar support",
          "Tone detection",
          "100 AI prompts"
        ],
        "price_annual": null
      },
      {
        "name": "Pro",
        "price": "€12",
        "period": null,
        "persona": "pro",
        "highlights": [
          "Full-sentence rewrites",
          "Unlimited personalized suggestions",
          "Plagiarism and AI-generated text detection",
          "2,000 AI prompts"
        ],
        "price_annual": null
      },
      {
        "name": "Enterprise",
        "price": "Contact Sales",
        "period": null,
        "persona": "enterprise",
        "highlights": [
          "Dedicated support",
          "Custom roles and permissions",
          "Data loss prevention",
          "Cost center visibility"
        ],
        "price_annual": null
      }
    ],
    "source": "render+llm"
  },
  "trust_or_rating_signal": [],
  "evidence_quality": "unclear",
  "entity_type": "commercial_agent_product",
  "regulated_data_suitability": "unclear",
  "evidence_urls": [
    "https://grammarly.com/ai-agents/ai-grader"
  ],
  "last_checked": null,
  "how_to_connect": {
    "website": "https://grammarly.com/ai-agents/ai-grader",
    "docs": null,
    "mcp": null,
    "a2a": null,
    "api": null,
    "protocols": []
  },
  "liveness": {
    "probed": true,
    "alive": true,
    "endpoint_kind": "site",
    "latency_ms": 444,
    "uptime_7d": 1,
    "checked_at": "2026-07-28T02:30:48.447Z",
    "consecutive_failures": 0,
    "status": "alive"
  },
  "price_extras": {
    "free_tier": null,
    "unit_cost": null
  },
  "reported_success": null,
  "feedback": "If you use this listing, call report_outcome afterwards — it sharpens rankings for everyone including you."
}