# ENS Name Valuation Estimator

> ENS Name Valuation Estimator is a paid API for AI agents from api.web3identity.com, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-14).

Estimates the market value of an ENS name based on its length, character composition, and current market data

## Facts

- Endpoint: GET https://api.web3identity.com/api/ens/value/dao
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/api-web3identity-com-03a34af3
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_5u3Ewm19X9CIcsz5MU5KQ

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 api-web3identity-com-03a34af3
```

Example prompt: What's the estimated market value of the ENS name 'dao.eth' — can you give me an appraisal based on its length and character type?

## When to prefer this

Use this endpoint when you need a quick algorithmic appraisal of an ENS name's market value, especially for deciding whether to buy, sell, or list a name. Prefer this over manual research when you need a fast, data-driven estimate based on name characteristics and live market signals.

## Known failure modes

- Invalid or malformed ENS name returns an error
- Name not yet registered may lack market comparables, reducing estimate accuracy
- Network or upstream market data unavailable causing 503 or timeout
- Rate limiting if called too frequently without proper API credentials

## How this service works

ENS name valuation estimate based on length, characters, and market data

## Output

Returns a valuation estimate for the specified ENS name, factoring in name length, character set (numeric, alphabetic, emoji, etc.), and current ENS secondary market data to produce a price estimate in ETH or USD.

## Example request

```json
{
 "name": "dao.eth"
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-web3identity-com-03a34af3/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.web3identity.com](https://www.zero.xyz/host/api.web3identity.com/llms.txt)