The best Ragas alternatives
The rest of Best Llm Developer Tools, in this site's order: each with what it costs, where it runs and its record score.
Opik suits teams developing applications or agents that call an LLM and need to inspect, evaluate, and monitor their behavior.
DeepEval suits developers building repeatable evaluations for AI systems, especially those running tests in Python or CI/CD.
Langfuse suits teams building AI agent applications that need tracing, prompt management, and evaluation tools.
LangSmith suits teams developing AI agents that need evaluation, prompt tools, tracing, and production monitoring.
Promptfoo is for developers and enterprises building AI applications who need prompt evaluation or red-team testing.
It suits teams building or operating AI applications that need provider routing, request tracing, or cost visibility.
Braintrust is intended for teams running AI agents in production, from early-stage projects to enterprise deployments.
OpenRouter suits developers and teams that want one API endpoint for access to multiple AI models and providers.
LangChain suits developers building model-and-tool agents in Python or JavaScript/TypeScript.
LlamaIndex is aimed at developers and enterprises automating document processing and knowledge work.
Portkey suits teams building or operating applications that use multiple AI models and need routing, activity monitoring, and prompt management.
PromptLayer suits engineers and domain experts who need to manage prompts, evaluate changes, and observe AI product activity together.
Haystack is aimed at AI developers and engineers building modular, transparent systems.
LiteLLM suits platform teams that need a shared API for multiple model providers and controls for usage, routing, and spend.
Phoenix suits teams that need to inspect AI application traces and compare evaluation results across versions.
