# Cheapest x402 stock market API

As of 20 Oct 2026, the cheapest x402 stock market API Hagglyai tracks is market.datapackvibe.com at $0.00005 per quote or market lookup (POST https://market.datapackvibe.com/x402/assistant-finance-fx-conversion-batch), scored 63/100. Hagglyai compares 1006 paid stock market APIs on price, live uptime and real usage.

| # | Service | Price per quote or market lookup | Score | Uptime 7d | Payers 30d | Endpoint |
|---|---|---|---|---|---|---|
| 1 | market.datapackvibe.com | $0.00005 | 63 C | 83% | 2 | `POST https://market.datapackvibe.com/x402/assistant-finance-fx-conversion-batch` |
| 2 | market.datapackvibe.com | $0.00005 | 0 F | 0% | — | `GET https://market.datapackvibe.com/x402/assistant-finance-fx-conversion-batch` |
| 3 | vaaya.ai | $0.0001 | 0 F | 0% | — | `GET https://vaaya.ai/api/run/openwebninja/stock-quote` |
| 4 | nojunk-stocks.mick8511.workers.dev | $0.0002 | 75 B | 100% | 2 | `GET https://nojunk-stocks.mick8511.workers.dev/quotes` |
| 5 | Yahoo Finance Scraper - Most Comprehensive | $0.0005 | 89 A | 99% | 110 | `POST https://api.apify.com/v2/acts/kaix~yahoo-finance-scraper/run-sync-get-dataset-items` |
| 6 | Yahoo Finance - Full stock info, news, cheapest, real-time | $0.0009 | 88 A | 100% | 93 | `POST https://api.apify.com/v2/acts/architjn~yahoo-finance/run-sync-get-dataset-items` |
| 7 | mru-oracle.com | $0.001 | 79 B | 100% | 5 | `GET https://mru-oracle.com/forex` |
| 8 | Otto AI | $0.001 | 78 B | 100% | 8 | `GET https://x402.ottoai.services/fx-rates` |
| 9 | Otto AI | $0.001 | 78 B | 100% | 7 | `GET https://x402.ottoai.services/tokenized-equities` |
| 10 | SCRIPTMASTERLABS | $0.001 | 77 B | 100% | 3 | `GET https://squeezeos-api.onrender.com/api/quick/quote/AAPL` |

Listings carrying a warning (wrong price, wrong wallet, not answering) are left out. Full comparison with every listing and filter: https://hagglyai.com/compare/stocks

## Questions

### What is the cheapest x402 stock market API?

As of 20 Oct 2026, the cheapest x402 stock market API Hagglyai tracks is market.datapackvibe.com at $0.00005 per quote or market lookup (POST https://market.datapackvibe.com/x402/assistant-finance-fx-conversion-batch), scored 63/100. Hagglyai compares 1006 paid stock market APIs on price, live uptime and real usage.

### How much does an x402 stock market API call cost?

Across 1205 paid endpoints Hagglyai tracks, prices run from $0.00005 to $3 per quote or market lookup; the middle half costs $0.004 to $0.02.

### How does Hagglyai rank x402 APIs?

Hagglyai probes every paid endpoint for a valid x402 payment-required answer and scores it on 7-day uptime, speed and whether the price and wallet match the listing; usage comes from the public catalogues. Sellers cannot pay for placement. Method: https://hagglyai.com/how-we-test

### How does an agent pay for an x402 stock market API?

The agent calls the endpoint, gets an HTTP 402 answer with the price, signs a USDC payment with any x402 client and repeats the call. Agents can also ask Hagglyai first, over MCP (find_best) or https://hagglyai.com/api/v1/best?task=stock%20market%20API.

See also: Best x402 stock market API: https://hagglyai.com/x402/best-stock-market-api.md
Markdown of the full comparison: https://hagglyai.com/compare/stocks.md · JSON: https://hagglyai.com/api/v1/categories/stocks

Source: hagglyai.com/compare/stocks · as of 2026-10-20 13:11 UTC