# GPU Rental Rates by Model (Vast.ai)

> GPU Rental Rates by Model (Vast.ai) is a paid API for AI agents from compute.memoryapi.org, paid per call via x402, $0.02/call, status unknown (last checked 2026-10-10).

Returns the cheapest current GPU rental rates per GPU model from Vast.ai, expressed in USD per day.

## Facts

- Endpoint: GET https://compute.memoryapi.org/x402/compute/gpu-rates?utm_source=zero.xyz
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-10
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/gpu-rental-rates-by-model-vast-ai-b742cb37
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_N4Sza3NeDlh6RqtZcs4-Z

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 gpu-rental-rates-by-model-vast-ai-b742cb37
```

Example prompt: What are the cheapest GPU rental rates right now across all models on Vast.ai — give me the USD per day for each?

## When to prefer this

Use this endpoint when you need a quick, low-cost snapshot of current GPU rental prices from Vast.ai by model, especially for cost comparison, budget planning, or feed into a rent-vs-mine arbitrage calculation. Prefer this over scraping Vast.ai directly since it abstracts authentication and aggregation for $0.02 per call.

## Known failure modes

- Upstream Vast.ai data unavailable — stale or empty response
- Payment not processed correctly — 402 response if USDC payment fails
- Rate data may be slightly delayed relative to live Vast.ai listings
- No differentiation by GPU region or configuration tier in results

## How this service works

Cheapest GPU rental rates per model (Vast.ai) — USD/day.

## Output

A list of GPU models with their cheapest available rental rates on Vast.ai, expressed in USD per day. Useful for cost comparison, budget estimation, and arbitrage analysis.

## Request schema (JSON Schema)

```json
{
 "properties": {
  "input": {
   "required": [
    "method"
   ],
   "properties": {
    "method": {
     "enum": [
      "GET"
     ],
     "type": "string"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/gpu-rental-rates-by-model-vast-ai-b742cb37/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from compute.memoryapi.org](https://www.zero.xyz/host/compute.memoryapi.org/llms.txt)