Aviationstack ◆
Aviationstack is a scalable REST API for real-time flight tracking, historical flight data, airport info, and global aviation data.

Defapi (Developer Tools): Defapi is an enterprise-grade AI orchestration platform with unified API access to top models like GPT, Claude, and Gemini. Pricing: from $5 one-time. (data verified August 2026)
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Defapi is an enterprise-grade AI model orchestration platform that provides developers with a unified API to access top-tier AI models from OpenAI, Anthropic, Google, and other leading providers. It solves the problem of integrating with multiple vendors by offering one-stop access, intelligent routing, load balancing, and enterprise-grade security.
Defapi is designed for developers and businesses that need to integrate diverse AI capabilities—such as large language models, vision, and audio—into their applications without managing multiple APIs. It is not for those seeking a no-code AI builder; it requires coding to use the API.
Tech startups can cut AI integration time by up to 80% (as per Defapi's success story). Use cases include building chatbots, automating content generation, adding image recognition, and enabling speech-to-text features in apps.
Editorial score from our review methodology — not user ratings.
Defapi pricing: from $5 one-time.
From $5 one-time top-up. No subscription required. Credits are consumed based on actual model usage, with costs varying by model and request type.
Basic: $5 = $5 credits
Standard: $10 = $10 credits
Premium: $50 = $50 credits
Enterprise: $100 = $100 credits
No free trial or free plan is currently offered. Actual model pricing may differ by provider, input, output, and feature.
Don’t take our word for it — ask your AI about Defapi