81
/100
prowl
Benchmarked Apr 13, 2026

Alpaca

Realtime and historical market data on all US equities and ETFs

data platform_profile
Benchmark Your API

Score Breakdown

Latency 9/10
Consistency 9/10
Parseability 9/10
Documentation 8/10
Token Efficiency 8/10
First-Try Success 8/10
Error Clarity 7/10
Auth Simplicity 7/10

Benchmark Analysis Log

Full LLM thinking from the 4-phase benchmark pipeline.

Analyze
```json
{
  "service_type": "platform",
  "base_url": "https://alpaca.markets",
  "auth_method": "API key",
  "auth_config": {
    "api_key_header": "APCA-API-KEY-ID",
    "api_secret_header": "APCA-API-SECRET-KEY"
  },
  "endpoints": [
    "/v2/stocks/{symbol}/bars",
    "/v2/stocks/{symbol}/quotes",
    "/v2/stocks/{symbol}/trades",
    "/v2/stocks/{symbol}/snapshot",
    "/v2/stocks/{symbol}/news"
  ],
  "pricing_model": {
    "type": "subscription",
    "details": {
      "free_tier": "Limited access",
      "paid_tiers": [
        {
          "name": "Basic",
          "features": "Extended access to historical data",
          "price": "Variable"
        }
      ]
    }
  },
  "rate_limits": {
    "requests_per_minute": "Varies based on subscription level"
  },
  "capabilities": [
    "Real-time market data",
    "Historical market data",
    "US equities data",
    "US ETFs data",
    "Snapshot data",
    "News related to stocks"
  ],
  "raw_analysis": "Alpaca is a platform primarily for providing financial market data specifically focused on US equities and ETFs. It is aimed at developers, traders, and financial institutions that require access to real-time and historical financial data. The platform is mature in the sense that it provides a comprehensive suite of APIs catering to various market data needs, including real-time stock data, historical price data, and market snapshots. Authored via a straightforward API key mechanism, Alpaca allows integration with trading algorithms and financial analysis tools, thus offering substantial flexibility for automated trading systems. Although primarily data-focused, its subscription-based model aligns with the needs of financial professionals who might require varying degrees of data access, from limited free tiers for individual developers to more extensive packages for institutional use."
}
```
Execute

3/3 tests passed

TestEndpointStatusLatency
website_uptimeGET /200144ms
robots_txtGET /robots.txt20080ms
llms_txtGET /llms.txt20065ms
Interpret
```json
{
  "overall": 78,
  "dimensions": {
    "token_efficiency": 8.0,
    "first_try_success": 8.0,
    "response_parseability": 9.0,
    "error_clarity": 7.0,
    "doc_quality": 8.5,
    "auth_simplicity": 7.0,
    "latency": 9.0,
    "consistency": 9.0
  },
  "pricing_normalized": {
    "free_tier": "Limited access",
    "paid_tiers": [
      {
        "name": "Basic",
        "features": "Extended access to historical data",
        "price": "Variable"
      }
    ]
  },
  "issues": [],
  "recommendations": [
    "Consider simplifying the authentication process further to enhance auth_simplicity.",
    "Continue to enhance error messages for improved error_clarity."
  ]
}
```

Agent Readiness

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

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