# NexusAPI Finance Tip Calculator

> NexusAPI Finance Tip Calculator is a paid API for AI agents from nexus-api-peach-nine.vercel.app, paid per call via x402, $0.082329/call, status unknown (last checked 2026-10-23).

Calculates an appropriate tip amount for a given bill or service scenario

## Facts

- Endpoint: POST https://nexus-api-peach-nine.vercel.app/api/finance/tip/calc?utm_source=zero.xyz
- Price: $0.082329/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-23
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/nexusapi-finance-tip-calculator-c2f078ce
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_vqEigQYFppXFcgjE6Wa9O

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 nexusapi-finance-tip-calculator-c2f078ce -d '<json body>'
```

Example prompt: What's the right tip amount for a $87.50 restaurant bill if I want to leave a 20% gratuity?

## When to prefer this

Use this endpoint when you need a quick, pay-per-call tip or gratuity calculation without managing API keys, especially in agentic workflows that handle restaurant, taxi, hotel, or general service billing scenarios.

## Known failure modes

- Missing or empty query input returns a validation error
- Non-numeric or ambiguous bill amount may produce unexpected results
- Vague queries without a bill amount may return a generic or default response
- Service downtime or payment failure returns a 402 or 5xx error

## How this service works

Crypto, AI, Social Media, Finance, Weather, Tools &amp; more. Pay per call in USDC on Base. No API keys.

## Output

Returns a computed tip amount, suggested tip percentage, and likely total bill including the tip, given the input bill amount or service query.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "query": {
   "type": "string",
   "description": "Search query or input parameter"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object",
 "description": "API response data"
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/nexusapi-finance-tip-calculator-c2f078ce/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from nexus-api-peach-nine.vercel.app](https://www.zero.xyz/host/nexus-api-peach-nine.vercel.app/llms.txt)