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Discover, compare, and integrate public APIs using real-time health monitoring, OpenAPI documentation, and live availability signals.

Google App Engine
Salesforce Platform
AWS Lambda
Dokku
Azure Web Apps
AWS Elastic Beanstalk
Azure Functions
A serverless platform for building event-based microservices.
Which is more popular?
Based on our record, Google Cloud Functions seems to be more popular. It has been mentioned 52 times since March 2021.
Website, pricing, platforms and company facts side by side.
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Public API
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| Website | public-api.org | cloud.google.com |
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What each product offers, as listed by its team.

Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
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Google Cloud Functions: introduction to event-driven serverless compute on GCP
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How often each product is chosen within a category, 0–100% relative to the other.

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External articles and on-site reviews we used to compare the two products.

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Google Cloud Functions is a natural choice for those looking to migrate from Firebase while staying within the Google Cloud ecosystem.
Recommendations tracked on public social media and blogs since March 2021.

Tracking Public API since Jan 2026.
If this sounds like Cloud Functions, here's the history. Cloud Functions 1st gen ran on older, separate infrastructure with strict limits: 9-minute timeouts, one request per instance, no concurrency. Cloud Functions 2nd gen (GA in 2022)... - Source: dev.to / 8 months ago
Cloud Functions (GCF) -- originally serverless functions to compete with AWS Lambda; latest generation rebranded as Cloud Run Functions. - Source: dev.to / 12 months ago
Of course, I can't just directly give my static website permissions to modify my databases, which is why I created a Cloud Function as a "middle-man" -- we should always assume there will be malicious actors that will cause irreparable... - Source: dev.to / over 1 year ago
When comparing Public API and Google Cloud Functions, you can also consider the following products.

API marketplace for finding and connecting to the world's top APIs.
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A powerful platform to build web and mobile apps that scale automatically.
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Live status of free public APIs, updated every hour. Find reliable, no-credit-card APIs for weather, news, finance, geocoding, and cryptocurrency.
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Salesforce Platform is a comprehensive PaaS solution that paves the way for the developers to test, build, and mitigate the issues in the cloud application before the final deployment.
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Search the APIs and web services that national open data portals list, one country at a time: Korea, Japan, the US, France, Germany, the UK, Taiwan, Canada, Australia and Singapore. Lists are refreshed weekly.
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Automatic, event-driven compute service
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