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OpenAI Alternatives

Transforming work and creativity with AI.

Explore 52 alternatives to OpenAI across 3 categories. Each tool listed below shares at least one category with OpenAI.

🔊 Audio

AssemblyAI

Speech-to-text APIs with audio intelligence, speaker diarization, and real-time streaming

Free Trial

Cartesia

Real-time voice AI with ultra-low latency text-to-speech and voice cloning in 40+ languages

Free Trial

Deepgram

Build Voice AI into your apps.

Free Trial

Eleven Labs

Natural Text to Speech & AI Voice Generator.

Free Trial

Fish Audio

Open-source text-to-speech and voice cloning with low latency in 13+ languages

Open Source Free Trial

Hume AI

Empathic voice AI that detects and responds to human emotion in real-time

Free Trial

Resemble AI

Generative Voice AI built for Enterprise.

Free Trial

Suno

Make a song with Suno.

🧠 Fine-tuning

Anyscale

Fast, cost-efficient, serverless APIs for LLM Serving and Fine Tuning

Axolotl

Open-source toolkit for fine-tuning LLMs with a single YAML config across the full training pipeline

Open Source

fal

Build the next generation of creativity with fal. Lightning fast inference.

Free Trial

FinetuneDB

Capture production data, evaluate outputs collaboratively, and fine-tune your LLM's performance

Klu

Collaborate on prompts, evaluate, and optimize LLM-powered Apps with Klu.

Free Trial

Lamini

Enterprise LLM fine-tuning platform with Memory Tuning for near-zero hallucination

Free Trial

LangSmith

LangSmith is a unified DevOps platform for developing, collaborating, testing, deploying, and monitoring LLM applicat...

Free Trial

Ludwig

Declarative deep learning framework for building and fine-tuning models with YAML configuration

Open Source

Modal

Run generative AI models, large-scale batch jobs, job queues, and much more.

Free Trial

Monster API

Access, finetune, deploy LLMs using our affordable and scalable APIs.

Free Trial

Predibase

Serverless fine-tuned LLM serving with LoRAX, serving thousands of adapters on a single GPU

Free Trial

Replicate

Run and fine-tune open-source models. Deploy custom models at scale. All with one line of code.

together.ai

The fastest cloud platform for building and running generative AI.

Unsloth

Fine-tune LLMs up to 30x faster with 90% less memory usage

Open Source Free Trial

🤖 Inference APIs

Anthropic Claude

The Claude 3 family of models offers the best combination of speed and performance.

Free Trial

Anyscale

Fast, cost-efficient, serverless APIs for LLM Serving and Fine Tuning

Baseten

AI inference platform for deploying and serving ML models with autoscaling and optimized infrastructure

Free Trial

Beam

Open-source serverless GPU cloud with sub-second cold starts and auto-scaling

Open Source Free Trial

BentoML

BentoML is the platform for software engineers to build AI products.

Open Source Free Trial

Cerebrium

Serverless GPU infrastructure for deploying AI models with sub-5 second cold starts

Free Trial

cohere

Cohere’s world-class LLMs help enterprises build powerful, secure applications that search, understand meaning and co...

Free Trial

CoreWeave

GPU cloud infrastructure built for large-scale AI training and inference workloads

deepinfra

Run the top AI models using a simple API, pay per use. Low cost, scalable and production ready infrastructure.

fal

Build the next generation of creativity with fal. Lightning fast inference.

Free Trial

fireworks.ai

The production AI platform built for developers.

Groq

Groq is on a mission to set the standard for GenAI inference speed, helping real-time AI applications come to life to...

Free Trial

Inferless

Blazing fast way to host your <ML models>

Free Trial

Lambda

GPU cloud for AI training and inference with on-demand and cluster options

Lepton

Run AI applications efficiently, at scale, and in minutes with a cloud native platform.

Free Trial

Mistral

Use models in a few clicks with our platform. Download our open models for deep access.

Open Source

Modal

Run generative AI models, large-scale batch jobs, job queues, and much more.

Free Trial

Modular

We rebuilt the modern AI software stack, from the ground up, to boost any AI pipeline, on any hardware.

Free Trial

Monster API

Access, finetune, deploy LLMs using our affordable and scalable APIs.

Free Trial

novita.ai

APIs, Serverless and GPU Instance In One AI Cloud

Free Trial

OctoAI

OctoAI delivers production-grade GenAI solutions running on the most efficient compute, empowering builders to launch...

Free Trial

OpenRouter

Unified API gateway for 300+ AI models across 60+ providers with automatic fallbacks and cost optimization

Predibase

Serverless fine-tuned LLM serving with LoRAX, serving thousands of adapters on a single GPU

Free Trial

Replicate

Run and fine-tune open-source models. Deploy custom models at scale. All with one line of code.

RunPod

The Cloud Built for AI.

SambaNova

Custom AI chip inference platform with purpose-built hardware for high-throughput LLM serving

Free Trial

Synexa

Simple, fast, and stable. Deploy AI models with just one line of code.

together.ai

The fastest cloud platform for building and running generative AI.

Vast.ai

GPU marketplace for renting compute at market-driven prices with per-second billing

Free Trial

vLLM

High-throughput LLM inference engine with PagedAttention for efficient GPU memory usage

Open Source

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