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Baserun

Observability, testing, and evaluations for LLM applications

Baserun records LLM requests, agent traces, prompts, costs, and user feedback for debugging and evaluation. Its SDKs support experiments, test cases, datasets, and production monitoring so teams can reproduce failures, compare changes, and measure application quality over time.

Best for agent capabilities

Useful in agent tasks

Overview

Websitebaserun.ai
Authapi key
PricingFree tier available · $0/month
SDKstypescript, python
OpenAPIYes
MCP SupportNo

When to use Baserun

Baserun is listed for Observability, Monitoring workflows. Baserun records LLM requests, agent traces, prompts, costs, and user feedback for debugging and evaluation. Its SDKs support experiments, test cases, datasets, and production monitoring so teams can reproduce failures, compare changes, and measure application quality over time. Consider it when an agent needs this capability through a documented service boundary instead of custom infrastructure maintained inside the application.

In 4agent's task model, the product maps to observability and evaluation. That makes it a candidate for workflows that research the web, build and deploy software, manage memory and knowledge, automate business workflows.

Integration checklist

  • Access: confirm the api key authentication flow, credential scope, rotation process, and whether calls can be attributed to a user or service identity.
  • Client support: official or documented clients are listed for typescript, python.
  • Automation: OpenAPI is listed as available, MCP is not currently recorded, and CLI support is not currently recorded. Confirm each requirement in the provider's current documentation.
  • Operations: test rate limits, timeouts, retry safety, error payloads, logs, data retention, and the current free-tier and paid pricing model with production-like volume.

Sources and verification

Use these primary sources to verify current behavior before making an implementation or purchasing decision. Product capabilities, limits, and prices can change after a 4agent listing is reviewed.