# OmniAPI Finance Tip Calculator

> OmniAPI Finance Tip Calculator is a paid API for AI agents from omni-api-cyan.vercel.app, paid per call via x402, $0.111632/call, status unknown (last checked 2026-09-15).

Calculates tip amounts for a given bill or financial transaction

## Facts

- Endpoint: POST https://omni-api-cyan.vercel.app/api/finance/tip/calc
- Price: $0.111632/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/omniapi-finance-tip-calculator-49a58544
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_fHsAw7S4M3XpovFyu6MMA

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 omniapi-finance-tip-calculator-49a58544 -d '<json body>'
```

Example prompt: Can you calculate the tip on a $94 dinner bill at 20%, split between 4 people?

## When to prefer this

Use this endpoint when you need a quick, pay-per-call tip and bill calculation without building your own arithmetic logic — especially useful inside agent workflows that handle dining, hospitality, or service payments and need consistent formatted tip output on demand.

## Known failure modes

- Missing required 'query' field returns a 400 error
- Malformed numeric input (e.g. non-numeric bill amounts) may return an error or unexpected result
- Very large or negative bill amounts may yield incorrect calculations
- Ambiguous query strings without clear bill amount or percentage may produce imprecise results

## How this service works

444 endpoints across 9+ chains. Crypto, AI, Social, Finance, Weather, Tools. Pay per call in USDC via x402 with 4 facilitators: Dexter, Meridian, FluxA, GoPlausible.

## Output

Returns a computed breakdown including the tip amount, total bill (original + tip), and optionally a per-person split amount based on the provided bill total, tip percentage, and party size.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "query"
 ],
 "properties": {
  "input": {
   "type": "string",
   "description": "Input data for the endpoint"
  },
  "query": {
   "type": "string",
   "description": "Search query or input text"
  },
  "params": {
   "type": "object",
   "description": "Additional parameters"
  }
 }
}
```

## Response schema (JSON Schema)

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

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/omniapi-finance-tip-calculator-49a58544/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from omni-api-cyan.vercel.app](https://www.zero.xyz/host/omni-api-cyan.vercel.app/llms.txt)