World Model

{
  "agent_id": "world_model_mcp",
  "name": "World Model",
  "url": "https://etch.systems",
  "logo": null,
  "niche": "agent-memory-systems",
  "category": "developer-tools-infra",
  "short_summary": "Production-ready MCP server that builds a temporal knowledge graph for codebases, preventing hallucinations and repeated mistakes in AI coding agents. Validate…",
  "task_performed": "unclear",
  "inputs_accepted": [],
  "outputs_produced": [],
  "integrations_available": [],
  "protocols_or_interfaces": [
    "MCP"
  ],
  "industry_fit": [],
  "autonomy_level": "unclear",
  "human_approval_needed": "unclear",
  "pricing_model": "unclear",
  "price": {
    "observed": true,
    "billing": "freemium",
    "source_kind": "vendor",
    "currency": "USD",
    "lowest_monthly_usd": 499,
    "monthly_usd": 499,
    "headline": "Free plan; paid from $499/mo ($499 per project/month × 1)",
    "commercial": {
      "entry_offer": {
        "line": "Pilot",
        "monthly_native": 499,
        "monthly_usd": 499,
        "commitment": "monthly",
        "basis": "$499 per project/month × 1",
        "billing_verified": true
      },
      "currency": "USD",
      "lines": [
        {
          "name": "Free",
          "price": "$0",
          "kind": "free",
          "billed": "monthly"
        },
        {
          "name": "Pilot",
          "price": "$499 per project / month",
          "kind": "base_subscription",
          "unit": "project",
          "billed": "monthly"
        },
        {
          "name": "Enterprise",
          "price": "Contact",
          "kind": "custom"
        }
      ]
    },
    "summary": "Free plan; paid from $499/mo ($499 per project/month × 1). Etch offers a free evaluation tier, a $499 per-project monthly Pilot plan, and custom-priced Enterprise billing quarterly.",
    "confidence": "high",
    "source_url": "https://etch.systems/pricing",
    "checked_at": "2026-10-25T03:30:54.868Z",
    "amount": null,
    "display": null,
    "plans": [
      {
        "name": "Free",
        "price": "$0",
        "period": "month",
        "persona": "free",
        "highlights": [
          "7-day retention",
          "1,000 signed events per month",
          "Single project",
          "Verifier CLI"
        ],
        "promo_note": null,
        "price_promo": null,
        "price_annual": null
      },
      {
        "name": "Pilot",
        "price": "$499 per project / month",
        "period": "month",
        "persona": "team_sme",
        "highlights": [
          "1-year retention",
          "Unlimited signed events",
          "Multi-project",
          "SSO",
          "KMS-encrypted keys at rest"
        ],
        "promo_note": null,
        "price_promo": null,
        "price_annual": null
      },
      {
        "name": "Enterprise",
        "price": "Contact",
        "period": "year",
        "persona": "enterprise",
        "highlights": [
          "Quarterly billing",
          "7+ year retention",
          "Dedicated KMS and private log mirror",
          "On-prem option",
          "Named support engineer"
        ],
        "promo_note": null,
        "price_promo": null,
        "price_annual": null
      }
    ],
    "source": "render+llm"
  },
  "trust_or_rating_signal": [],
  "evidence_quality": "unclear",
  "entity_type": "mcp_server",
  "regulated_data_suitability": "unclear",
  "evidence_urls": [
    "https://etch.systems",
    "https://github.com/SaravananJaichandar/world-model-mcp"
  ],
  "last_checked": "2026-10-25",
  "profile_checked": null,
  "price_checked": "2026-10-25",
  "how_to_connect": {
    "website": "https://etch.systems",
    "docs": null,
    "mcp": null,
    "a2a": null,
    "api": null,
    "protocols": [
      "MCP"
    ],
    "install": null,
    "repository": "https://github.com/saravananjaichandar/world-model-mcp",
    "note": "Speaks MCP but publishes no endpoint we could verify — check the docs/website."
  },
  "deployment": {
    "model": "self_hosted",
    "both_offered": false,
    "hosted_endpoint": null,
    "install": null,
    "note": "You run it yourself: install from the published command/package; no vendor endpoint found.",
    "evidence": {
      "sources": [
        "page_text:self_run_wording"
      ],
      "excerpt": "nterprise. The world-model-mcp OSS core is separately MIT-licensed and can always be self-hosted. FREE $0 hosted, evaluation Typical fit: 1 agent, evaluation and dogfo",
      "url": "https://etch.systems/pricing",
      "observed_day": "2026-10-25",
      "age_days": 1,
      "hosted_evidence": null,
      "rule": "deploy-v1"
    }
  },
  "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://etch.systems/pricing",
      "last_observed_day": "2026-10-25",
      "age_days": 1,
      "verified_day": "2026-10-25",
      "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": 72,
    "group": "Code review and repair",
    "change_90d_pct": 0,
    "fair_price_by_tier_monthly_usd": {
      "individual": 19,
      "pro": 24,
      "team / small business": 48.5,
      "enterprise": 60
    },
    "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/72"
  },
  "liveness": {
    "probed": true,
    "alive": true,
    "endpoint_kind": "site",
    "latency_ms": 869,
    "uptime_7d": 1,
    "checked_at": "2026-10-24T02:46:52.775Z",
    "consecutive_failures": 0,
    "status": "alive"
  },
  "price_extras": {
    "free_tier": null,
    "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."
}