Top GTWY.AI Alternatives

LLM Gateway

LLM Gateway provides a unified API for managing and analyzing LLM requests across multiple providers, with features for usage tracking and access controls.

CoreCtic AI

AI proxy and analytics platform that connects multiple language model providers, routes requests, reduces costs with semantic caching, and monitors usage, performance, and client billing.

OrcaRouter

OpenAI-compatible API gateway that routes prompts across 200+ models from multiple providers, with fallback, cost tracking, and one unified endpoint.

AnyApiAI

A unified API platform for accessing 400+ AI models, with routing, retries, analytics, and tools to test and manage AI app integrations.

ApiFlux

ApiFlux provides one API for accessing 100+ AI models from Anthropic, OpenAI, Google, and others, with automatic failover, model switching, and usage tracking.

Dify

Dify is an open-source platform to build, run, and monitor LLM-powered apps using visual workflows, RAG pipelines, agents, model management, APIs, and self-hosting options.

Ramp Router

Provides a single API endpoint for routing requests across AI models from multiple providers, with controls for cost, performance, availability, and usage monitoring.

Experiential Labs

An open-source AI gateway for accessing, routing, and managing hosted, self-hosted, and custom-key models through one API, with permissions, usage limits, monitoring, and spend tracking.

ModelRiver

A unified API gateway for multiple LLM providers offering streaming responses, configurable settings, routing, rate limits, failover, built-in packages, and usage analytics.

LangSmith

LangSmith is a platform for developing and optimizing LLM applications, offering tools for tracing, monitoring, evaluation, and debugging throughout the application lifecycle.

Laminar AI

Laminar AI is an open-source platform for monitoring and analyzing Large Language Model applications, offering tools for observability, analytics, and prompt management.

Agenta

Open-source platform to build, test, monitor, and evaluate LLM applications and agents, with prompt versioning, A/B testing, cost/latency observability, tracing, and feedback integration.

Klu.ai

Klu.ai is a platform for designing, deploying, and optimizing AI applications, focusing on collaborative prompt engineering and multi-LLM integration.

Apigee

Apigee is an API management platform that helps build, secure, and manage APIs across various environments, offering tools for performance monitoring and analytics.

Wordware

Wordware is an IDE for collaboratively developing and deploying AI agents and applications, featuring tools for prompt management, API integration, and workflow optimization.

APIMart

APIMart provides a unified AI API offering access to 500+ models (e.g., GPT-5, Claude Sonnet 4.5), with an OpenAI-compatible interface, lower costs, faster responses, and developer-friendly integration.

Langfuse

Langfuse is an open-source platform for managing and evaluating AI applications, enabling teams to monitor, debug, and optimize large language models effectively.

Confident AI

Confident AI is a platform for evaluating and monitoring LLM applications, offering tools for testing, benchmarking, and improving model performance with structured workflows.

Humanloop

Humanloop is a platform for developing and optimizing LLM applications with human feedback and real-time monitoring, enhancing model accuracy and adaptability.

OfoxAI

Unified API gateway for accessing 100+ AI models from providers like OpenAI, Anthropic, and Google through one key and compatible SDKs.

Inworld

Inworld provides an AI runtime for building and scaling consumer apps: automated MLOps, live A/B experiments, real-time voice (TTS) support, and flexible deployment for production use.

Test AI Models

Run your prompts across multiple AI models at once and view real-time comparisons of output quality, speed, and cost without setup or API keys.

Kong

Kong is an API management platform that simplifies the development, deployment, and monitoring of APIs across various environments and architectures.

Traceloop

Traceloop monitors and tests Large Language Model applications, providing insights, alerts, and tools for optimizing performance and debugging workflows.

APILayer

APILayer is an API marketplace offering cloud-based API products for developers and businesses, facilitating API management and integration.

Vellum

Vellum is a development platform for creating, deploying, and monitoring AI applications, supporting multiple LLM providers and promoting collaboration among teams.

Arkor

Arkor helps developers prepare datasets, train open-weight models on managed GPUs, evaluate them, and deploy them through OpenAI-compatible APIs.

Maxim AI

Maxim AI is an evaluation and observability platform for AI teams to develop and deploy AI applications with tools for testing, monitoring, and data management.

Galileo

Platform for evaluating, monitoring, and securing generative AI apps, with tools for testing prompts, tracing outputs, and adding production guardrails.

Fiddler

AI observability and security platform for monitoring, explaining, and governing ML models, LLM apps, and agentic AI systems across development and production.