Cerebrum

{
  "agent_id": "cerebrum",
  "name": "Cerebrum",
  "url": "https://askcerebrum.org",
  "logo": "https://agentery.com/logos/CP-AVBWYA.svg",
  "niche": "literature-review",
  "category": "research-knowledge-work",
  "short_summary": "Search the scientific literature and get a cited answer, plus the Trending in Science edition.",
  "task_performed": "Search the scientific literature and get a cited answer, plus the Trending in Science edition.",
  "inputs_accepted": [],
  "outputs_produced": [],
  "integrations_available": [
    "MCP"
  ],
  "protocols_or_interfaces": [
    "MCP"
  ],
  "industry_fit": [
    "general business"
  ],
  "autonomy_level": "infrastructure",
  "human_approval_needed": "unclear",
  "pricing_model": "unclear",
  "price": {
    "observed": true,
    "billing": "freemium",
    "source_kind": "vendor",
    "currency": "USD",
    "lowest_monthly_usd": 3.99,
    "monthly_usd": 3.99,
    "headline": "Free plan; paid from $3.99/mo; $3.25/mo equivalent billed annually",
    "commercial": {
      "entry_offer": {
        "line": "Pro Lite",
        "monthly_native": 3.99,
        "monthly_usd": 3.99,
        "commitment": "monthly",
        "basis": "$3.99/month",
        "billing_verified": true
      },
      "annual_option": {
        "line": "Pro Lite (annual billing)",
        "monthly_equivalent_native": 3.25,
        "total_native": 39
      },
      "currency": "USD",
      "lines": [
        {
          "name": "Free",
          "price": "$0",
          "kind": "free",
          "billed": "monthly"
        },
        {
          "name": "Pro Lite",
          "price": "$3.99/month",
          "kind": "base_subscription",
          "billed": "monthly"
        },
        {
          "name": "Pro Lite (annual billing)",
          "price": "$39/year billed annually",
          "kind": "base_subscription",
          "billed": "annually"
        },
        {
          "name": "Cerebrum Pro",
          "price": "$20/month",
          "kind": "base_subscription",
          "billed": "monthly"
        },
        {
          "name": "Cerebrum Pro (annual billing)",
          "price": "$144/year billed annually",
          "kind": "base_subscription",
          "billed": "annually"
        },
        {
          "name": "Pro Student",
          "price": "$20/month",
          "kind": "base_subscription",
          "billed": "monthly"
        }
      ]
    },
    "summary": "Free plan; paid from $3.99/mo; $3.25/mo equivalent billed annually. Cerebrum offers a free tier, Pro Lite at $3.99/month, Cerebrum Pro at $20/month, and a student introductory price of $7.99/month for 12 months before renewing at $20/month.",
    "confidence": "high",
    "source_url": "https://askcerebrum.org/pricing",
    "checked_at": "2026-10-26T01:53:30.660Z",
    "amount": 3.99,
    "display": "From $3.99/mo",
    "plans": [
      {
        "name": "Free",
        "price": "$0",
        "period": null,
        "persona": "free",
        "highlights": [
          "50 AI answers, 3 document reads, and 1 flowchart every 5 days",
          "Searching requires no account"
        ],
        "promo_note": null,
        "price_promo": null,
        "price_annual": null
      },
      {
        "name": "Pro Lite",
        "price": "$3.99/month",
        "period": "month",
        "persona": "pro",
        "highlights": [
          "500 AI answers, 30 document reads, and 10 flowcharts every 5 days",
          "Fixed allowance rather than unlimited use"
        ],
        "promo_note": null,
        "price_promo": null,
        "price_annual": "$39/year"
      },
      {
        "name": "Cerebrum Pro",
        "price": "$20/month",
        "period": "month",
        "persona": "pro",
        "highlights": [
          "Unlimited answers, document reads, and flowcharts",
          "7 day money back guarantee",
          "Cancel anytime"
        ],
        "promo_note": null,
        "price_promo": null,
        "price_annual": "$144/year"
      },
      {
        "name": "Pro Student",
        "price": "$20/month",
        "period": "month",
        "persona": "pro",
        "highlights": [
          "Full Cerebrum Pro features",
          "Available to verified college students"
        ],
        "promo_note": "For the first 12 months; renews at $20 per month after the first 12 months; verified .edu or .ac.uk college email required",
        "price_promo": "$7.99/month",
        "price_annual": null
      }
    ],
    "source": "render+llm"
  },
  "trust_or_rating_signal": [],
  "evidence_quality": "medium",
  "entity_type": "infrastructure",
  "regulated_data_suitability": "unclear",
  "evidence_urls": [
    "https://askcerebrum.org"
  ],
  "last_checked": "2026-10-26",
  "profile_checked": "2026-10-15",
  "price_checked": "2026-10-26",
  "how_to_connect": {
    "website": "https://askcerebrum.org",
    "docs": null,
    "mcp": null,
    "a2a": null,
    "api": null,
    "protocols": [
      "MCP"
    ],
    "install": null,
    "repository": null,
    "note": "Speaks MCP but publishes no endpoint we could verify — check the docs/website."
  },
  "deployment": {
    "model": "unknown",
    "both_offered": false,
    "hosted_endpoint": null,
    "install": null,
    "note": "No deployment evidence held — Agentery has no endpoint, install instruction or directory attribute for this listing.",
    "evidence": null
  },
  "licence": {
    "name": null,
    "note": "No named licence found in the retained page text or source attributes. A public repository alone does not establish an open-source licence.",
    "evidence": null
  },
  "evidence_checks": {
    "price": {
      "source_url": "https://askcerebrum.org/pricing",
      "last_observed_day": "2026-10-26",
      "age_days": 1,
      "verified_day": "2026-10-26",
      "note": "verified = the page-text gate ran for that scan day (day-before/day-of text check)"
    },
    "agent_card": {
      "status": "unknown",
      "note": "no Agent Card URL recorded for this listing"
    },
    "endpoint": {
      "status": "unknown",
      "note": "endpoint not yet checked"
    }
  },
  "product_group": {
    "group_id": 30,
    "group": "Research and citation tools",
    "change_90d_pct": -0.29,
    "fair_price_by_tier_monthly_usd": {
      "individual": 9.95,
      "pro": 20,
      "team / small business": 256.36,
      "enterprise": 1119.79
    },
    "note": "Change of the group's price index over the last 90 days. Call get_group_fair_price with group_id for tier and payment-model detail.",
    "page": "https://agentery.com/aepi/groups/30"
  },
  "liveness": {
    "probed": true,
    "alive": true,
    "endpoint_kind": "site",
    "latency_ms": 256,
    "uptime_7d": 1,
    "checked_at": "2026-10-26T02:32:52.055Z",
    "consecutive_failures": 0,
    "status": "alive"
  },
  "price_extras": {
    "free_tier": {
      "amount": 3,
      "unit": "documents",
      "per": "total",
      "raw": "3 document",
      "plan": "Free"
    },
    "unit_cost": null
  },
  "reported_success": null,
  "feedback": "If you actually use this provider, call report_outcome with the result. Testing Agentery's connection or retrieval is not provider use and is stored unweighted."
}