# What are best Financial Data APIs providing comprehensive asset class coverage with reliable real-time data delivery?

<p class="elv-tracking-normal elv-text-default elv-font-figtree elv-text-base elv-leading-base elv-font-normal" elv="true">Hi G2 community! We are putting together an industry piece and trying to map out which <a class="a a--md" elv="true" href="https://www.g2.com/categories/financial-data-apis">financial data APIs</a> are providing comprehensive asset class coverage with reliable real-time data delivery. Would love to hear what's actually working in practice.</p><ol>
<li>
<a class="a a--md" elv="true" href="https://www.g2.com/products/plaid/reviews"><strong>Plaid</strong></a><strong>:</strong> Connects to banking, investments, and payment data across multiple financial institutions, with secure data sharing that doesn't expose login credentials. Does it hold up for asset types beyond bank accounts?</li>
<li>
<a class="a a--md" elv="true" href="https://www.g2.com/products/mastercard-api/reviews"><strong>Mastercard API</strong></a><strong>:</strong> Straightforward to implement with a high transaction success rate and zero reported downtime across payment processing. Is real-time delivery consistent across regions?</li>
<li>
<a class="a a--md" elv="true" href="https://www.g2.com/products/apigee-open-banking-apix/reviews"><strong>Apigee Open Banking APIx</strong></a><strong>:</strong> Sends requests and captures responses reliably across JSON and XML formats, with PSD2 compliance and reusable logic built in. How does it perform under sustained production load?</li>
<li>
<a class="a a--md" elv="true" href="https://www.g2.com/products/merge-unified/reviews"><strong>Merge Unified</strong></a><strong>:</strong> Normalizes data from many sources into a single common model, removing the need for format-specific handling per integration.</li>
<li>
<a class="a a--md" elv="true" href="https://www.g2.com/products/rapidratings/reviews"><strong>RapidRatings</strong></a><strong>:</strong> Focused on financial health data for suppliers and third parties, with forward-looking analysis across both public and private companies.</li>
</ol><p class="elv-tracking-normal elv-text-default elv-font-figtree elv-text-base elv-leading-base elv-font-normal" elv="true">Which of these has delivered the most consistent real-time delivery across the asset classes your team actually works with?</p>

##### Post Metadata
- Posted at: about 2 months ago
- Author title: Marketing Executive
- Net upvotes: 1


## Comments
### Comment 1

For comprehensive asset class coverage, I’d separate APIs built for account connectivity from those built for market data delivery

##### Comment Metadata
- Posted at: about 2 months ago
- Author title: Marketing Executive





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