Best Developer APIs in 2026

A router for LLMs and other AI models.

FMEAs that stay current. Tacit AI builds DFMEAs, PFMEAs and FMECAs from your design specs, process documents, manuals and failure reports, and updates them as they change.

Key Tacitx.ai features:

DFMEA generation PFMEA generation FMECA generation Always current

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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

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

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

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.)

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

Key Replicate.com features:

Wide Model Selection User-Friendly Interface Real-time Deployment

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

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

One library to standardize all LLM APIs.

Key liteLLM features:

Ease of Use Open Source Flexibility Integration Capabilities

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

Brings voice and messaging to your web and mobile applications.

Key Twilio features:

Scalability Ease of Integration Global Reach Feature-Rich Platform

Open Source