Essay Grading Feedback

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    "methodology": "Chained daily price index, base 100 on the first priced scan day (29 Jun 2026). The overall index is the COMPOSITE of the four buyer-tier indices (individual / pro / team&sme / enterprise): each day it moves by the equal-weighted average of the tiers' moves. Each tier index is like-for-like — only agents priced on both consecutive scan days (per-agent ratios, geometric mean, clipped to [0.2, 5]) — so composition changes (agents revealing or hiding prices) can never move it."
  },
  "top_agents": [
    {
      "agent_id": "edubase_mcp",
      "name": "EduBase",
      "url": "https://www.edubase.net",
      "short_summary": "creates dynamic quizzes, manages secure exams, and automates comprehensive assessment workflows for online learning",
      "price": {
        "observed": false,
        "billing": "not_found",
        "lowest_monthly_usd": null,
        "monthly_usd": null,
        "headline": "No public price found",
        "summary": "EduBase presents its learning platform and features publicly, but no pricing or billing details are shown."
      },
      "evidence_quality": "high",
      "upvotes": 0
    },
    {
      "agent_id": "deepmark",
      "name": "Deepmark",
      "url": "https://getdeepmark.com",
      "short_summary": "DeepMark helps teachers deliver rapid, consistent marking with meaningful feedback for every student — in a fraction of the time. What once took a week, now ta…",
      "price": {
        "commercial": {
          "entry_offer": {
            "line": "Department",
            "monthly_native": 58.33,
            "monthly_usd": 77.29,
            "commitment": "annual",
            "basis": "£700/year (annual commitment) = £58.33/month equivalent"
          },
          "currency": "GBP",
          "notes": [
            "other prices: Individual £5 ONE OFF (one-time)",
            "prices in GBP as published; USD figures are conversions at 2026-10-14"
          ],
          "lines": [
            {
              "name": "Free",
              "price": "£ 0",
              "kind": "free",
              "billed": "monthly"
            },
            {
              "name": "Department",
              "price": "£ 700 A YEAR",
              "kind": "base_subscription",
              "billed": "annually"
            },
            {
              "name": "Individual",
              "price": "£5 ONE OFF",
              "kind": "one_off",
              "billed": "one_off"
            }
          ]
        },
        "observed": true,
        "billing": "freemium",
        "lowest_monthly_usd": 77.29,
        "monthly_usd": 77.29,
        "headline": "Free plan; paid from £58.33/mo (annual commitment)",
        "summary": "Free plan; paid from £58.33/mo (annual commitment). DeepMark offers a no-expiry 20-paper free tier, department access at £700 per year for 200 pupils, and individual marking from £5 one-off."
      },
      "evidence_quality": "medium",
      "upvotes": 0
    },
    {
      "agent_id": "fiveable_ap_teachers",
      "name": "Fiveable Ap Teachers",
      "url": "https://fiveable.me/mcp/teachers",
      "short_summary": "Connect your Fiveable teacher workspace to your AI assistant for AP grading and class preparation.\n\n- Grade finished AP free responses as drafts for teacher re…",
      "price": {
        "commercial": {
          "entry_offer": {
            "line": "Student Workspace + Printing",
            "monthly_native": 10.75,
            "monthly_usd": 10.75,
            "commitment": "annual",
            "basis": "$129/year (annual commitment) = $10.75/month equivalent"
          },
          "rates": [
            {
              "line": "School Student Accounts",
              "per": "per unit",
              "text": "$45 per unit"
            }
          ],
          "currency": "USD",
          "lines": [
            {
              "name": "Student Workspace",
              "price": "$29/month",
              "kind": "base_subscription",
              "billed": "monthly"
            },
            {
              "name": "Student Workspace + Printing",
              "price": "$129/year",
              "kind": "base_subscription",
              "billed": "annually"
            },
            {
              "name": "School Student Accounts",
              "price": "$45 each",
              "kind": "usage_rate",
              "unit": "unit",
              "billed": "usage"
            }
          ]
        },
        "observed": true,
        "billing": "subscription",
        "lowest_monthly_usd": 10.75,
        "monthly_usd": 10.75,
        "headline": "From $10.75/mo (annual commitment)",
        "summary": "From $10.75/mo (annual commitment). Fiveable lists student subscriptions at $29/month or $79/year, a printing plan at $129/year, and volume school accounts starting at $45 each."
      },
      "evidence_quality": "medium",
      "upvotes": 0
    },
    {
      "agent_id": "learning_genie",
      "name": "Learning Genie",
      "url": "https://learning-genie.com/",
      "short_summary": "generates standards-aligned P-12 curriculum, unit plans, lesson plans, assessments, and instructional materials for educators",
      "price": {
        "commercial": {
          "currency": "USD",
          "lines": [
            {
              "name": "Unnamed offer",
              "price": "$0",
              "kind": "free",
              "billed": "monthly"
            }
          ]
        },
        "observed": true,
        "billing": "free",
        "lowest_monthly_usd": null,
        "monthly_usd": null,
        "headline": "Free",
        "summary": "Free. The homepage contains structured-data offers priced at $0, but provides no visible plan details or billing period."
      },
      "evidence_quality": "medium",
      "upvotes": 0
    },
    {
      "agent_id": "atlas_school_ai_assistant",
      "name": "Atlas School Ai Assistant",
      "url": "https://atlas.org/spaces/solve/student-performance-analysis-and-grading-nEkS9G1MCjvFEUF73XHpgt",
      "short_summary": "answers academic questions and solves study problems (e.g. Excel formulas, data analysis, grading)",
      "price": {
        "observed": false,
        "billing": "not_found",
        "lowest_monthly_usd": null,
        "monthly_usd": null,
        "headline": "No public price found",
        "summary": "No public SaaS pricing was observed on the supplied homepage."
      },
      "evidence_quality": "low",
      "upvotes": 0
    },
    {
      "agent_id": "google_classroom",
      "name": "Google Classroom",
      "url": "https://smithery.ai/server/google_classroom",
      "short_summary": "Google Classroom is a free web service developed by Google for schools that aims to simplify creating, distributing, and grading assignments",
      "price": {
        "observed": false,
        "billing": "not_found",
        "lowest_monthly_usd": null,
        "monthly_usd": null,
        "headline": "No public price found",
        "summary": "No public pricing is shown for the Google Classroom server on the supplied page."
      },
      "evidence_quality": "low",
      "upvotes": 0
    },
    {
      "agent_id": "ai_essay_grader",
      "name": "Ai Essay Grader",
      "url": "https://notegpt.io/ai-grader",
      "short_summary": "AI-powered grading tool for teachers and students that evaluates essays, papers, and assignments, providing scores, explanations, corrections, and writing impr…",
      "price": {
        "commercial": {
          "entry_offer": {
            "line": "Pro",
            "monthly_native": 9.99,
            "monthly_usd": 9.99,
            "commitment": "monthly",
            "basis": "$9.99/month",
            "billing_verified": true
          },
          "annual_option": {
            "line": "Pro (annual billing)",
            "monthly_equivalent_native": 9,
            "total_native": 108
          },
          "currency": "USD",
          "lines": [
            {
              "name": "Max",
              "price": "$99/month",
              "kind": "base_subscription",
              "billed": "monthly"
            },
            {
              "name": "Max (annual billing)",
              "price": "$69 /month billed annually",
              "kind": "base_subscription",
              "billed": "annually"
            },
            {
              "name": "Unlimited",
              "price": "$29/month",
              "kind": "base_subscription",
              "billed": "monthly"
            },
            {
              "name": "Unlimited (annual billing)",
              "price": "$19.92 /month billed annually",
              "kind": "base_subscription",
              "billed": "annually"
            },
            {
              "name": "Pro",
              "price": "$9.99/month",
              "kind": "base_subscription",
              "billed": "monthly"
            },
            {
              "name": "Pro (annual billing)",
              "price": "$9 /month billed annually",
              "kind": "base_subscription",
              "billed": "annually"
            }
          ]
        },
        "observed": true,
        "billing": "subscription",
        "lowest_monthly_usd": 9.99,
        "monthly_usd": 9.99,
        "headline": "From $9.99/mo; $9/mo equivalent billed annually",
        "summary": "From $9.99/mo; $9/mo equivalent billed annually. NoteGPT offers monthly subscriptions from $9.99/month, with lower per-month rates available when billed annually."
      },
      "evidence_quality": "unclear",
      "upvotes": 0
    },
    {
      "agent_id": "ai_grader",
      "name": "Ai Grader",
      "url": "https://grammarly.com/ai-agents/ai-grader",
      "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…",
      "price": {
        "commercial": {
          "currency": "EUR",
          "notes": [
            "prices in EUR as published; USD figures are conversions at 2026-10-14"
          ],
          "lines": [
            {
              "name": "Free",
              "price": "€0",
              "kind": "free",
              "billed": "monthly"
            },
            {
              "name": "Pro",
              "price": "€12",
              "kind": "unspecified_period"
            },
            {
              "name": "Enterprise",
              "price": "Contact Sales",
              "kind": "custom"
            }
          ]
        },
        "observed": true,
        "billing": "freemium",
        "lowest_monthly_usd": null,
        "monthly_usd": null,
        "headline": "Free; Pro €12 (billing period not stated)",
        "summary": "Free; Pro €12 (billing period not stated). Grammarly offers a free EUR 0 plan, a Pro plan listed at EUR 12, and Enterprise pricing by contact."
      },
      "evidence_quality": "unclear",
      "upvotes": 0
    },
    {
      "agent_id": "cograder",
      "name": "Cograder",
      "url": "https://cograder.com/",
      "short_summary": "AI grading platform for educators that evaluates essays, quizzes, and open-ended responses using rubrics, provides individualized feedback, checks originality…",
      "price": {
        "commercial": {
          "currency": "USD",
          "lines": [
            {
              "name": "Starter",
              "price": "$0",
              "kind": "free",
              "billed": "monthly"
            },
            {
              "name": "Schools & Districts",
              "price": "Get a quote",
              "kind": "custom"
            },
            {
              "name": "Higher Ed & Enterprise",
              "price": "Custom",
              "kind": "custom"
            }
          ]
        },
        "observed": true,
        "billing": "freemium",
        "lowest_monthly_usd": null,
        "monthly_usd": null,
        "headline": "Free plan; paid plans by quote",
        "summary": "Free plan; paid plans by quote. CoGrader offers a permanent free Starter plan at $0 per month with 150 submissions, while Schools & Districts and Higher Ed & Enterprise pricing requires a quote or is custom."
      },
      "evidence_quality": "unclear",
      "upvotes": 0
    },
    {
      "agent_id": "essay_grader",
      "name": "Essay Grader",
      "url": "https://crewclaw.com/agents/essay-grader",
      "short_summary": "AI agent that evaluates essays with rubric-based grading, providing specific passage feedback, argument analysis, and concrete improvement suggestions. Designe…",
      "price": {
        "commercial": {
          "entry_offer": {
            "line": "Hosted",
            "monthly_native": 29,
            "monthly_usd": 29,
            "commitment": "monthly",
            "basis": "$29/month",
            "billing_verified": true
          },
          "currency": "USD",
          "notes": [
            "other prices: Self-host $9 (one-time)"
          ],
          "lines": [
            {
              "name": "Self-host",
              "price": "$9",
              "kind": "one_off",
              "billed": "one_off"
            },
            {
              "name": "Hosted",
              "price": "$29/mo",
              "kind": "base_subscription",
              "billed": "monthly"
            }
          ]
        },
        "observed": true,
        "billing": "subscription",
        "lowest_monthly_usd": 29,
        "monthly_usd": 29,
        "headline": "From $29/mo",
        "summary": "From $29/mo. Essay Grader is available as a $9 one-time self-hosted package or a $29/month hosted deployment."
      },
      "evidence_quality": "unclear",
      "upvotes": 0
    }
  ],
  "platforms_also_here": [],
  "page_url": "https://agentery.com/market/essay-grading-feedback",
  "summary": {
    "niche": "essay-grading-feedback",
    "sector": "education",
    "pricing_by_provider_type": {
      "headline": "No published benchmark for essay-grading-feedback yet — too few comparable priced providers. Observed offers are listed.",
      "benchmarks": [
        {
          "provider_type": "agent",
          "provider_type_label": "Agents",
          "buyer_tier": "pro",
          "buyer_tier_label": "Pro",
          "pricing_unit": "flat",
          "pricing_unit_label": "flat monthly",
          "comparable_provider_count": 2,
          "reliability": "low",
          "median": null,
          "p25": null,
          "p75": null,
          "status": "observed_offers_only",
          "observed_offers": [
            29,
            29
          ]
        },
        {
          "provider_type": "mcp",
          "provider_type_label": "MCP servers",
          "buyer_tier": "pro",
          "buyer_tier_label": "Pro",
          "pricing_unit": "flat",
          "pricing_unit_label": "flat monthly",
          "comparable_provider_count": 2,
          "reliability": "low",
          "median": null,
          "p25": null,
          "p75": null,
          "status": "observed_offers_only",
          "observed_offers": [
            29,
            78.16
          ]
        }
      ],
      "warnings": [],
      "full_pricing_via": {
        "tool": "price_benchmark",
        "arguments": {
          "niche": "essay-grading-feedback"
        },
        "note": "add provider_type + buyer_tier for a specific cohort"
      }
    },
    "page_url": "https://agentery.com/market/essay-grading-feedback",
    "counts": {
      "listings_with_price_capture": 11,
      "listings_with_observed_public_price": 7,
      "providers_with_numeric_monthly_price_latest_scan": 5,
      "like_for_like_comparable_pairs": 5
    },
    "movement": {
      "d": {
        "published": false,
        "value_pct": null,
        "held_reason": null
      },
      "w": {
        "published": false,
        "value_pct": null,
        "held_reason": null
      },
      "m": {
        "published": false,
        "value_pct": null,
        "held_reason": null
      }
    },
    "pricing_version": "cohorts-1",
    "pricing_status": "ok",
    "pricing_by_tier": [
      {
        "tier": "pro",
        "currency": "USD",
        "period": "month",
        "unit": "flat",
        "median": 29,
        "provider_count": 4,
        "plan_observation_count": 6,
        "data_confidence": 0.33,
        "data_confidence_basis": {
          "provider_component": 0.33,
          "observation_component": 0.3,
          "provider_count": 4,
          "plan_observation_count": 6
        },
        "reliability": "low",
        "members": [
          {
            "provider": "essay_grader",
            "usd": 29
          },
          {
            "provider": "fiveable_ap_teachers",
            "usd": 29
          },
          {
            "provider": "ai_essay_grader",
            "usd": 29
          },
          {
            "provider": "deepmark",
            "usd": 78.16
          }
        ]
      }
    ],
    "pricing_coverage": {
      "listings_with_price_capture": 11,
      "listings_with_observed_public_price": 7,
      "normalized_observations": 7,
      "comparable_providers": 4,
      "strict_cohorts": 1,
      "exclusion_reasons": {
        "one_time": 2,
        "usage_not_monthly": 1,
        "ambiguous_cadence": 4
      }
    },
    "pricing_note": "Provider-deduped, FX-normalized monthly medians, separated by buyer tier AND billing unit (flat/per_seat/per_user/per_agent) — incompatible units are never blended. Ranges (p25/p75) only at >=5 providers; data_confidence is provider-count-weighted. Usage-metered, promo, range, one-time and ambiguous-cadence plans are excluded.",
    "pricing_excluded_observations": {
      "one_time": 2,
      "usage_not_monthly": 1,
      "ambiguous_cadence": 4
    },
    "billing_mix": {
      "subscription": 3,
      "freemium": 3,
      "free": 1
    },
    "free_tier_share": 0.57,
    "top_providers": [
      {
        "agent_id": "edubase_mcp",
        "name": "EduBase",
        "price": {
          "observed": false,
          "billing": "not_found",
          "lowest_monthly_usd": null,
          "monthly_usd": null,
          "headline": "No public price found",
          "summary": "EduBase presents its learning platform and features publicly, but no pricing or billing details are shown."
        },
        "observed": false
      },
      {
        "agent_id": "deepmark",
        "name": "Deepmark",
        "price": {
          "commercial": {
            "entry_offer": {
              "line": "Department",
              "monthly_native": 58.33,
              "monthly_usd": 77.29,
              "commitment": "annual",
              "basis": "£700/year (annual commitment) = £58.33/month equivalent"
            },
            "currency": "GBP",
            "notes": [
              "other prices: Individual £5 ONE OFF (one-time)",
              "prices in GBP as published; USD figures are conversions at 2026-10-14"
            ],
            "lines": [
              {
                "name": "Free",
                "price": "£ 0",
                "kind": "free",
                "billed": "monthly"
              },
              {
                "name": "Department",
                "price": "£ 700 A YEAR",
                "kind": "base_subscription",
                "billed": "annually"
              },
              {
                "name": "Individual",
                "price": "£5 ONE OFF",
                "kind": "one_off",
                "billed": "one_off"
              }
            ]
          },
          "observed": true,
          "billing": "freemium",
          "lowest_monthly_usd": 77.29,
          "monthly_usd": 77.29,
          "headline": "Free plan; paid from £58.33/mo (annual commitment)",
          "summary": "Free plan; paid from £58.33/mo (annual commitment). DeepMark offers a no-expiry 20-paper free tier, department access at £700 per year for 200 pupils, and individual marking from £5 one-off."
        },
        "observed": true
      },
      {
        "agent_id": "fiveable_ap_teachers",
        "name": "Fiveable Ap Teachers",
        "price": {
          "commercial": {
            "entry_offer": {
              "line": "Student Workspace + Printing",
              "monthly_native": 10.75,
              "monthly_usd": 10.75,
              "commitment": "annual",
              "basis": "$129/year (annual commitment) = $10.75/month equivalent"
            },
            "rates": [
              {
                "line": "School Student Accounts",
                "per": "per unit",
                "text": "$45 per unit"
              }
            ],
            "currency": "USD",
            "lines": [
              {
                "name": "Student Workspace",
                "price": "$29/month",
                "kind": "base_subscription",
                "billed": "monthly"
              },
              {
                "name": "Student Workspace + Printing",
                "price": "$129/year",
                "kind": "base_subscription",
                "billed": "annually"
              },
              {
                "name": "School Student Accounts",
                "price": "$45 each",
                "kind": "usage_rate",
                "unit": "unit",
                "billed": "usage"
              }
            ]
          },
          "observed": true,
          "billing": "subscription",
          "lowest_monthly_usd": 10.75,
          "monthly_usd": 10.75,
          "headline": "From $10.75/mo (annual commitment)",
          "summary": "From $10.75/mo (annual commitment). Fiveable lists student subscriptions at $29/month or $79/year, a printing plan at $129/year, and volume school accounts starting at $45 each."
        },
        "observed": true
      },
      {
        "agent_id": "learning_genie",
        "name": "Learning Genie",
        "price": {
          "commercial": {
            "currency": "USD",
            "lines": [
              {
                "name": "Unnamed offer",
                "price": "$0",
                "kind": "free",
                "billed": "monthly"
              }
            ]
          },
          "observed": true,
          "billing": "free",
          "lowest_monthly_usd": null,
          "monthly_usd": null,
          "headline": "Free",
          "summary": "Free. The homepage contains structured-data offers priced at $0, but provides no visible plan details or billing period."
        },
        "observed": true
      },
      {
        "agent_id": "atlas_school_ai_assistant",
        "name": "Atlas School Ai Assistant",
        "price": {
          "observed": false,
          "billing": "not_found",
          "lowest_monthly_usd": null,
          "monthly_usd": null,
          "headline": "No public price found",
          "summary": "No public SaaS pricing was observed on the supplied homepage."
        },
        "observed": false
      }
    ],
    "suggested_next_calls": [
      {
        "tool": "price_benchmark",
        "arguments": {
          "niche": "essay-grading-feedback"
        },
        "purpose": "full observed price distribution + per-tier medians for this niche"
      },
      {
        "tool": "niche_report",
        "arguments": {
          "niche": "essay-grading-feedback",
          "response_mode": "full"
        },
        "purpose": "the complete report incl. index series and tier decomposition"
      },
      {
        "tool": "suggest_alternatives",
        "arguments": {
          "agent_id": "edubase_mcp"
        },
        "purpose": "comparable (optionally cheaper) providers to a named agent"
      },
      {
        "tool": "get_agent_profile",
        "arguments": {
          "agent_id": "edubase_mcp"
        },
        "purpose": "full profile, integrations and pricing for one provider"
      }
    ]
  }
}