Fallom vs Requestly
Side-by-side comparison to help you choose the right tool.
Fallom delivers real-time observability for AI agents, ensuring precise tracking, debugging, and cost management.
Last updated: February 28, 2026
Requestly is a fast, git-based API client that enables easy collaboration without login, making API testing effortless and efficient.
Visual Comparison
Fallom

Requestly

Overview
About Fallom
Fallom is an innovative AI-native observability platform developed specifically for large language model (LLM) and agent workloads. It empowers organizations by providing unprecedented visibility into LLM operations, allowing users to track every LLM call in production. This visibility is achieved through comprehensive end-to-end tracing, which captures essential data points, including prompts, outputs, tool calls, tokens, latency, and per-call costs. The platform is designed for businesses that leverage AI agents, enabling them to effectively monitor and optimize their LLM usage. Fallom's deep insights into user and session-level contexts help teams understand performance metrics and usage patterns. Additionally, it meets enterprise compliance needs with features such as robust logging, model versioning, and consent tracking. With a single OpenTelemetry-native SDK, teams can instrument their applications in just minutes, facilitating live monitoring, rapid debugging, and effective cost attribution across various models, users, and teams.
About Requestly
Requestly is a modern, lightweight API client designed specifically for development teams that prioritize control and efficiency in their API workflows. Unlike traditional cloud-based solutions, Requestly operates with a local-first approach, ensuring that your data remains secure and stored directly on your machine. This is a significant advantage for teams looking to maintain version control over their API collections, as Requestly allows collections to be stored as files that can easily integrate with Git. With the power of AI integrated into its core, Requestly not only streamlines the process of writing requests and generating tests but also enhances debugging capabilities, making it faster and easier for developers to work with APIs. It supports both REST and GraphQL, offering features like schema introspection, pre/post request scripts, and environment variables. The platform also encourages collaboration with its free-tier features, which include shared workspaces and role-based access control. With no sign-up required, developers can start using Requestly immediately, a feature that has gained the trust of over 300,000 users from top companies like Microsoft, Amazon, Google, and Adobe.