The Best Galileo Alternatives in 2026

Deepchecks evaluates and monitors AI agents using testing, tracing, dataset scoring, and production observability tools.

Confident AI provides evaluation, observability, red-teaming, and governance tools for testing and monitoring AI systems.

Comet's Opik platform provides AI observability, agent testing, evaluation, and monitoring for developers.

Respan unifies LLM observability, evals, prompt optimization, and an AI gateway so teams can ship reliable AI applications.

Guardrails AI provides a framework for building, governing, and deploying reliability controls for generative AI systems.

TensorZero builds open-source tools for production-grade LLM applications: LLM gateway, observability, optimization, evaluations, and experimentation.

Drafter lets teams build AI tools and automations without developers, with integrations to data sources and AI technologies.

OpenMetadata provides data cataloging, discovery, quality, observability, governance, and lineage tools.

ModAstera guides teams through data labeling, AI model building, validation, and deployment in one workflow.

NVIDIA NIM offers APIs for trying models used to build enterprise generative AI applications.

Glide provides an open model gateway for developing production generative AI applications.

Arize Phoenix provides observability and evaluation tools for AI applications and systems.

Omnifact provides team access to multiple AI models and pseudonymizes personal data before sending prompts to providers.

Private AI for individuals, teams, and organizations. Workspaces, agents, models, and knowledge—one connected system on your terms.

PromptLayer supports prompt versioning, LLM evaluations, and production monitoring with traces, logs, and regression sets.

Langdock helps organizations deploy and manage AI tools across teams with controls for secure, flexible adoption.

Bifrost by Maxim AI is an open-source AI gateway for LLMs, MCP and agents with routing, governance, guardrails and observability, supporting 8+ providers and 1000+ models via a drop-in SDK replacement.

onWatch tracks AI API quotas across providers and displays usage in real time through a lightweight background monitor.

MLOps framework to package, deploy, monitor and manage thousands of production machine learning models.

Quilt manages scientific data on AWS with versioned data packages for teams and AI.

VoiceAIWrapper lets agencies offer white-label AI voice agents through providers including Vapi, Retell, ElevenLabs Agents, Bolna and Ultravox.

DigitalOcean offers cloud infrastructure for AI agents, inference, and production AI products.

ModelOp manages enterprise AI assets and governance through a command center for tracking AI delivery.

Z.AI’s developer documentation explains how to access its models and services through an API.