Postman AI Agent Builder

Effortlessly discover, test, and integrate APIs and LLMs to accelerate agent development.

Postman AI Agent Builder hero. Illustration.

Simplify and accelerate creation of functional AI agents

Build smarter agents with a comprehensive suite of tools that puts discovery, testing, and deployment at your fingertips.

AI agent landscape overview. Infographic.

Effortless LLM testing and evaluation

Simultaneously test prompts, responses and performance of multiple LLMs.

Instant tool readiness

Instantly turn APIs into agent-ready tools for seamless integration - no coding required.

Accuracy with verified APIs

APIs from verified partners ensure agents are powered by accurate and reliable tools.

Centralized LLM and API discovery

Easily find the necessary LLMs and APIs for your agent from a network of 100k public APIs.

No-code, modular development

Scaffold multi-step agent workflows with no complexity using a visual canvas.

Simplified agent testing

Test agentic workflows locally, ensuring accurate and reliable outputs across a variety of scenarios.

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Effortlessly test API and LLM performance

Compare responses, cost, and performance of LLMs to choose the right model.

Test now →

Simplify agent and workflow design

Use a visual, no-code canvas to easily build agents and configure multi-step workflows.

Build now →

Streamline and scale tool generation

Use our APIs to instantly generate tools that can be used on Postman or your own development environment.

Generate tools →

There's more on our roadmap!

All the LLMs and APIs for your agent, all in one place.

Explore LLMs and APIs from over 18,000 companies on the Postman API Network to create functional, reliable agents.


Get started with Postman AI Agent Builder

Effortlessly discover, test, and integrate APIs and LLMs to accelerate agent development. Postman's unified suite of solutions streamlines building of functional agents, letting you focus on innovation.

Postman AI Agent Builder. Illustration.