74
/100
prowl
Benchmarked Aug 19, 2026

Yes No

Generate yes or no randomly

mldata platform_profile
Benchmark Your API

Score Breakdown

Latency 9/10
Auth Simplicity 9/10
First-Try Success 9/10
Token Efficiency 8/10
Parseability 8/10
Consistency 6/10
Error Clarity 5/10
Documentation 4/10

Benchmark Analysis Log

Full LLM thinking from the 4-phase benchmark pipeline.

Analyze
{
  "service_type": "platform",
  "base_url": "https://yesno.wtf/api",
  "auth_method": "none",
  "auth_config": {},
  "endpoints": [],
  "pricing_model": {"type": "free", "details": {}},
  "rate_limits": {},
  "capabilities": ["random yes/no generation", "simple API for decision-making or fun"],
  "raw_analysis": "Yes No is a simple, free, and public API that returns a random 'yes' or 'no' answer, often used for decision-making or as a fun utility. It requires no authentication and has a single endpoint at /api. The API returns a JSON response with the answer, image, and a forced answer parameter. It is not a full platform but a lightweight, single-purpose service. It's likely mature enough for basic use, but there are no documented rate limits or pricing, and it does not offer integrations or extensive capabilities. It is best for developers needing quick random binary answers in apps or scripts."
}
Execute

1/3 tests passed

TestEndpointStatusLatency
website_uptimeGET /200427ms
robots_txtGET /robots.txt404113ms
llms_txtGET /llms.txt404114ms
Interpret
```json
{
  "overall": 55,
  "dimensions": {
    "token_efficiency": 8.0,
    "first_try_success": 9.0,
    "response_parseability": 8.0,
    "error_clarity": 5.0,
    "doc_quality": 4.0,
    "auth_simplicity": 9.0,
    "latency": 9.0,
    "consistency": 6.0
  },
  "pricing_normalized": {
    "type": "free",
    "tier": "free",
    "cost": 0
  },
  "issues": [
    "No publicly available documentation or getting-started guide",
    "No /llms.txt file for agent discovery or context",
    "No robots.txt found (404) — minor crawlability issue",
    "No status page or reliability information found",
    "Limited feature set (single-purpose yes/no API)"
  ],
  "recommendations": [
    "Add a /llms.txt file to make the API more discoverable and provide structured context for agents",
    "Create minimal documentation for the API (parameters, rate limits, response format)",
    "Add a robots.txt to standardize web crawler access",
    "Consider adding a simple status page to communicate uptime",
    "Document rate limits and error handling explicitly"
  ]
}
```

Agent Readiness

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

Embed your Prowl badge

Show your live agent-readiness score on your own site. Free, no auth — it updates as your score changes.

Prowl agent-readiness badge
<a href="https://prowl.world/service/yes-no">
  <img src="https://prowl.world/badge/yes-no.svg" height="56" alt="Agent-readiness on Prowl">
</a>

Options: ?style=light|dark · ?size=sm|md · ?variant=certified (claimed + DNS-verified only) · badge generator with preview

Want the full interactive view?

See operational metrics, LLM evaluations, agent readiness, and more.

Open in Dashboard