Treblle

Treblle belongs in the catalog because it sits at the intersection of API observability, governance, and runtime intelligence rather than only one narrow monitoring function. The official positioning now covers APIs, agents, and AI across clouds, gateways, and technologies. That is a broader and more current framing than older API analytics products. Treblle is trying to be part of the operational layer for how APIs are discovered, secured, and understood in production.

It also deserves inclusion because the pricing page publishes enough concrete information to evaluate the commercial model. The checked official page currently references a free tier with up to 250,000 API requests per month, a Core plan at $233 per month billed yearly, and Growth and Enterprise as custom pricing. The same page also makes the package boundaries understandable by calling out API counts, request-per-minute limits, and product inclusions like API intelligence, analytics, testing, observability, security, and agentic AI on higher tiers. That makes Treblle much easier to place in a real stack comparison.