Prowl
71/100
prowl
Benchmarked Oct 06, 2026

Responsively App

A modified web browser that helps in responsive web development. A web developer's must have dev-tool.

developerapi platform_profile
Benchmark Your API

Score Breakdown

Latency10/10
Auth Simplicity9/10
Consistency8/10
Token Efficiency8/10
Documentation7/10
First-Try Success7/10
Error Clarity6/10
Parseability5/10

Benchmark Analysis Log

Full LLM thinking from the 4-phase benchmark pipeline.

Analyze
{
  "service_type": "platform",
  "base_url": "https://responsively.app",
  "auth_method": "none",
  "auth_config": {},
  "endpoints": [],
  "pricing_model": {
    "type": "free",
    "details": {
      "note": "Open-source desktop application (MIT-style community project); no paid tiers observed on public site"
    }
  },
  "rate_limits": {},
  "capabilities": [
    "responsive web development testing (multi-device preview)",
    "modified Chromium-based browser",
    "mirrored interactions across device viewports",
    "configurable device preview sizes",
    "hot reloading / dev server integration",
    "built-in developer tools",
    "desktop app (Windows, macOS, Linux)"
  ],
  "raw_analysis": "Responsively App is a free, open-source desktop application (an Electron/Chromium-based 'modified browser') designed to speed up responsive web development by rendering a single web page simultaneously in multiple device viewports. Users point it at a local or remote URL and can interact with one preview while the others mirror the interaction, making it easy to spot layout breakage across breakpoints. It is aimed primarily at front-end web developers and designers. There is no evidence of a public REST API, hosted service, or SaaS backend — the product is a downloadable dev tool distributed via GitHub, which is why no endpoints, auth scheme, or rate limits are defined. Maturity: the project has an active GitHub repository and an established user base among web developers; it occupies a niche (multi-viewport preview) alongside browser devtools' device mode and tools like BrowserStack (though BrowserStack is cloud-based and commercial). Integrations are mostly indirect: it can load any URL served by a local dev server (webpack, Vite, Next.js, etc.) and supports hot reload. There is no known public API surface to automate or query the tool; programmatic use would require driving the desktop app itself. Pricing is free with no freemium or subscription model observed. For any 'API' style automation, teams would currently need to treat Responsively as an end-user tool rather than a programmable service."
}
Execute

2/3 tests passed

TestEndpointStatusLatency
website_uptimeGET /200240ms
robots_txtGET /robots.txt200130ms
llms_txtGET /llms.txt40478ms
Interpret
{
  "overall": 72,
  "dimensions": {
    "token_efficiency": 8.0,
    "first_try_success": 7.0,
    "response_parseability": 5.0,
    "error_clarity": 6.0,
    "doc_quality": 7.0,
    "auth_simplicity": 9.0,
    "latency": 9.5,
    "consistency": 8.0
  },
  "pricing_normalized": {
    "model": "free",
    "tiers": [
      {
        "name": "free",
        "price_usd": 0,
        "notes": "Open-source desktop application (MIT-style community project); no paid tiers observed"
      }
    ],
    "cost_per_1k_ops_usd": 0
  },
  "issues": [
    "No /llms.txt endpoint (404) — reduces machine-readable onboarding for AI agents",
    "No public API or structured data/export endpoints; primary interface is a desktop GUI, limiting agent programmability",
    "Requires installing a desktop application (Windows/macOS/Linux), which is not agent-automatable in the same way as a web service",
    "Documentation quality is inferred from general availability, not verified content depth"
  ],
  "recommendations": [
    "Publish an /llms.txt with concise capability, install, and usage summary for agent consumption",
    "Expose a CLI or lightweight local API so agents can drive multi-device previews programmatically",
    "Add structured docs (OpenAPI or JSON schema) if any HTTP surface exists",
    "Provide clear status/uptime page to reinforce consistency signals",
    "Highlight the free/open-source nature prominently in the value prop to maximize token efficiency"
  ]
}

Agent Readiness

x402 Payments
Not supported
Streaming
No
Sandbox
None
Agent Auth
Unknown
SDKs
None listed
MCP Support
No

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