ZenRows

The same comparison from the API:

curl -X POST https://scrapeselect.com/api/v1/compare \
  -H 'content-type: application/json' \
  -d '{"products":["zenrows/fetch"],"workload":{"successful_pages_per_month":500000,"javascript_ratio":0.2,"anti_bot_level":"medium","target_country":"US","country_required":true,"peak_concurrency":40,"monthly_billing_only":true,"expected_success_rate":null,"average_page_size_kb":null,"average_browser_seconds":null}}'

{
  "products": [
    {
      "estimate": {
        "provider": "zenrows",
        "provider_name": "ZenRows",
        "product": "fetch",
        "product_name": "Fetch (Universal Scraper API)",
        "category": "scraping_api",
        "billing_model": "credit",
        "architecture": "managed_api",
        "feasible": true,
        "low": {
          "plan_key": "scale-s2",
          "plan_name": "Scale S2",
          "monthly_cost_usd": 749,
          "cost_per_1k_pages_usd": 1.498
        },
        "expected": {
          "plan_key": "scale-s2",
          "plan_name": "Scale S2",
          "monthly_cost_usd": 749,
          "cost_per_1k_pages_usd": 1.498
        },
        "high": {
          "plan_key": "scale-s2",
          "plan_name": "Scale S2",
          "monthly_cost_usd": 749,
          "cost_per_1k_pages_usd": 1.498
        },
        "rejected_plans": {
          "build-b1": "concurrency 20 < 40",
          "build-b2": "concurrency 20 < 40",
          "build-b3": "concurrency 20 < 40",
          "enterprise": "price not public",
          "launch-l1": "needs 6,250,000 more credit than the plan allows",
          "launch-l2": "needs 6,000,000 more credit than the plan allows",
          "launch-l3": "needs 5,800,000 more credit than the plan allows",
          "growth-g1": "needs 5,300,000 more credit than the plan allows",
          "growth-g2": "needs 4,500,000 more credit than the plan allows",
          "growth-g3": "needs 3,500,000 more credit than the plan allows"
        },
        "sources": [
          {
            "key": "docs-pricing",
            "url": "https://docs.zenrows.com/first-steps/pricing",
            "title": "ZenRows pricing docs",
            "observed_at": "2026-09-26T06:10:04.146951Z",
            "excerpts": [
              "These credit weights are fixed and never change … on every plan",
              "JS Rendering + Premium Proxies (protected) | 25",
              "Rollover = unused monthly plan credits carry into the next billing period, once",
              "Does Zenrows offer Pay-As-You-Go plans? Not as a standalone option today",
              "your full year's credit allowance up front, as a single balance you draw down anytime over the year",
              "Residential Proxies, used standalone, meter at a flat 25,000 credits per GB"
            ],
            "fact_type": "official_claim",
            "freshness": "fresh"
          },
          {
            "key": "proxy-country",
            "url": "https://docs.zenrows.com/fetch/features/proxy-country.md",
            "title": "Proxy country",
            "observed_at": "2026-09-26T06:10:04.146951Z",
            "excerpts": [
              "Proxy Country requires Premium Proxy to be enabled"
            ],
            "fact_type": "official_claim",
            "freshness": "fresh"
          }
        ]
      },
      "features": [
        {
          "key": "javascript-rendering",
          "label": "JavaScript rendering",
          "value": true,
          "notes": null,
          "source": "docs-pricing"
        },
        {
          "key": "premium-proxy",
          "label": "Premium proxy",
          "value": true,
          "notes": null,
          "source": "docs-pricing"
        },
        {
          "key": "country-targeting",
          "label": "Country targeting",
          "value": true,
          "notes": "Requires premium proxy; 190+ countries.",
          "source": "proxy-country"
        },
        {
          "key": "sticky-session",
          "label": "Sticky session",
          "value": true,
          "notes": null,
          "source": "features-other"
        },
        {
          "key": "screenshot",
          "label": "Screenshot",
          "value": true,
          "notes": "Requires JS rendering.",
          "source": "docs-pricing"
        }
      ],
      "limits": [
        {
          "key": "session-duration",
          "value": 600,
          "unit": "seconds",
          "plan": null,
          "notes": null,
          "source": "features-other"
        },
        {
          "key": "max-response-size",
          "value": 5,
          "unit": "MB",
          "plan": "build-b1",
          "notes": null,
          "source": "docs-pricing"
        },
        {
          "key": "max-response-size",
          "value": 20,
          "unit": "MB",
          "plan": "scale-s1",
          "notes": null,
          "source": "docs-pricing"
        }
      ],
      "notes": [
        "Formerly \"Universal Scraper API\"; per-plan dollar-per-1K pricing from earlier years is obsolete.",
        "Annual billing grants the full year's credits up front as one balance.",
        "Country targeting requires premium proxies, so a geotargeted request costs at least 10 credits.",
        "No metered overage; up to 4 top-up packs per billing period, usually pricier per credit than the plan.",
        "Site Not Found (RESP007) errors are also billed according to the error-code docs."
      ],
      "url": "/products/zenrows/fetch"
    }
  ],
  "assumptions": [
    {
      "key": "success_rate",
      "label": "Success rate",
      "value": "97% / 93% / 88%",
      "origin": "default",
      "note": "Low / expected / high scenario for medium anti-bot targets. Only changes cost where failed attempts are billed."
    },
    {
      "key": "protected_share",
      "label": "Pages needing premium proxies",
      "value": "20% / 30% / 45%",
      "origin": "editorial",
      "note": "Share of pages behind anti-bot protection for medium targets."
    },
    {
      "key": "difficulty_tier",
      "label": "Website difficulty tier",
      "value": "2 / 3 / 4",
      "origin": "editorial",
      "note": "Only used by providers that price by site tier (e.g. Zyte); their own estimator gives the real tier."
    },
    {
      "key": "page_size_kb",
      "label": "Average page size",
      "value": "300 KB",
      "origin": "default",
      "note": "Drives cost for traffic-billed products and proxy traffic."
    },
    {
      "key": "browser_traffic_multiplier",
      "label": "Browser page traffic",
      "value": "4x the HTML size",
      "origin": "editorial",
      "note": "Rendered pages also load scripts, styles and images."
    },
    {
      "key": "browser_seconds",
      "label": "Browser time per rendered page",
      "value": "10 s",
      "origin": "default",
      "note": null
    },
    {
      "key": "compute_units",
      "label": "Compute per 1,000 pages",
      "value": "0.8 CU (HTTP), 6 CU (browser)",
      "origin": "public_observation",
      "note": "From Apify's Website Content Crawler README (0.8 CU HTTP, 2-20 CU browser)."
    },
    {
      "key": "geotargeting",
      "label": "Country targeting",
      "value": "US (required)",
      "origin": "user",
      "note": "Some providers only allow country targeting with premium proxies."
    }
  ],
  "engine_version": "0.1.0",
  "meta": {
    "data_checked_at": "2026-09-26T06:10:04.146951Z",
    "freshness": "fresh",
    "schema_version": "1.0"
  }
}