# OpenWeb Ninja — Redfin Real Estate Market Trends

> OpenWeb Ninja — Redfin Real Estate Market Trends is a paid API for AI agents from x402.openwebninja.com, paid per call via x402, $0.003/call, status unknown (last checked 2026-09-15).

Returns real-time real estate market trend data for a given area sourced from Redfin, including pricing, inventory, and demand metrics.

## Facts

- Endpoint: GET https://x402.openwebninja.com/realtime-real-estate-data/redfin/market-trends
- Price: $0.003/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/openweb-ninja-redfin-real-estate-market-trends-22b6cdf7
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_aZLnswfuF-9QvfXsQlby-

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability openweb-ninja-redfin-real-estate-market-trends-22b6cdf7
```

Example prompt: Can you pull the latest Redfin market trend data for Austin, Texas — I want to know how home prices, inventory, and days on market are trending right now?

## When to prefer this

Choose this endpoint when you need up-to-date, Redfin-sourced real estate market trend data without requiring an account or API key. It is ideal for agents doing housing market research, investment analysis, or buyer/seller decision support in markets covered by Redfin. Prefer this over MLS or Zillow-based endpoints if you specifically want Redfin's market trend metrics and are already using x402 micropayments.

## Known failure modes

- Missing or invalid location parameter returns an error or empty result
- Unsupported geographic area returns no data
- Redfin data unavailable for a very small or rural market
- Rate limit or payment failure returns 402 or 429 status
- Malformed request parameters return a 400 error

## How this service works

40+ public web-data, SERP, e-commerce, real-estate, finance and AI-search APIs, payable per call over x402 (USDC on Base, Polygon, Arbitrum). No account or API key required. Most endpoints $0.003; AI-model endpoints $0.005.

## Output

A JSON object containing real-time real estate market trend metrics for the requested area sourced from Redfin, likely including median sale price, price change over time, number of homes for sale, median days on market, sale-to-list price ratio, and market competitiveness indicators.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "required": {
   "type": "string"
  },
  "properties": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {}
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/openweb-ninja-redfin-real-estate-market-trends-22b6cdf7/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x402.openwebninja.com](https://www.zero.xyz/host/x402.openwebninja.com/llms.txt)