Best Developer APIs in 2026

A router for LLMs and other AI models.

Free MVP cost calculator: describe your app in 5 clicks and get a realistic 2026 estimate for a freelancer build, a traditional agency and a fixed-price 14-day build by senior professionals, where the client owns the code.

Key SquadPrime features:

Estimate in 5 clicks Three build routes compared No signup 2026 market rates

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API marketplace for finding and connecting to the world's top APIs.

Key RapidAPI features:

Wide Variety of APIs Unified Billing Ease of Integration Testing Environment

Apify is a web scraping and automation platform that can turn any website into an API.

Key Apify features:

Ease of Use Scalability Integration and API Support Customizability

Fast and reliable screenshot API built to handle millions of screenshots a month.

Key ScreenshotOne features:

Remove ads, trackers, and cookie banners Scrolling and animated screenshots

freemium $17 / Monthly (2000)

The Collaboration Platform for API Development.

Key Postman features:

User-Friendly Interface Collaboration Comprehensive Testing Tools Extensive API Documentation

Open Source

One library to standardize all LLM APIs.

Key liteLLM features:

Ease of Use Open Source Flexibility Integration Capabilities

Regrouping the best AI APIs for 10mn integration in your code.

Key Eden AI features:

Multi-Provider Integration Ease of Use Cost Efficiency Scalability

Open Source

Run open-source machine learning models with a cloud API.

Key Replicate.com features:

Wide Model Selection User-Friendly Interface Real-time Deployment

Generative media platform for developers. Build the next generation of creativity with fal. Lightning fast inference.

Key fal features:

Integration with dbt Flexibility Automation Community Support

Screenshot full page websites in retina resolution with Urlbox.io screenshot as a service API. Urlbox is the best provider of automated website screenshots offering many unique options and features.

Key Urlbox features:

High-Quality Screenshots Responsive Design Testing Customizable Options API Integration

paid Free Trial $29 / Monthly (5,000 requests)

Generate beautiful website screenshots using our fast website screenshot API.

Key ScreenshotAPI.net features:

Ease of Use Customization Options Integration Capabilities Automated Screenshots

freemium $5 / Monthly (1,000 screenshots per month.)

iSports offers reliable sports data APIs, including live scores, fixtures, stats, odds and historical database through high-performance JSON-based infrastructure.

Key iSports API features:

Wide Sports Coverage Real-Time Data Comprehensive Data Types Structured and Easy-to-Use API

freemium $49 / Monthly

✨#1 Open Source AI Gateway & API Developer Portal.

Key APIPark features:

Comprehensive API Collection Ease of Use Flexible Pricing Scalability