Best AI/ML API Alternatives

Updated February 2026

AI/ML API

One API 200+ AI Models Accessible 24/7

★★★★☆ 4.0/5 from 14 reviews

Looking for alternatives to AI/ML API? We found tools across 3 categories that offer similar functionality. The top-rated alternatives include Merlin Unified API (5.0★) , Langchain (5.0★) , and Mistral AI (5.0★).

AI/ML API vs Top Alternatives

Tool Rating Reviews Pros Cons
AI/ML API ★★★★☆ 4.0 14 11 6
Merlin Unified API ★★★★★ 5.0 3 0 0
Langchain ★★★★★ 5.0 95 17 1
Mistral AI ★★★★★ 5.0 32 21 0
Personal Assistant by HyperWrite ★★★★★ 5.0 5 8 0
Unbody ★★★★★ 5.0 5 0 0

Best LLMs Alternatives to AI/ML API

Merlin Unified API

★★★★★ 5.0 (3)

One Super API for all AI models (with 90% less error rates)

Langchain

★★★★★ 5.0 (95)

LangChain’s suite of products supports AI development

Agentic workflow support Model integration

Mistral AI

★★★★★ 5.0 (32)

Open and portable generative AI for devs and businesses

Open source models Open technology commitment

Personal Assistant by HyperWrite

★★★★★ 5.0 (5)

The first AI agent that can operate your browser.

Time saving Writing assistance

Unbody

★★★★★ 5.0 (5)

AI for private data, anywhere, any format, in 1 line of code

Desearch

★★★★★ 5.0 (4)

First Decentralized AI Search for Builders & Agents

V7 Go

★★★★★ 5.0 (3)

Automating multi-modal tasks using GenAI reliably, at scale.

LLMWare

★★★★★ 5.0 (3)

Deploy AI privately and securely with small language models

Financial industry focus Small language models

TensorBlock Forge

★★★★★ 5.0 (3)

One API for all AI models

Free tier Supports multiple LLMs

Velvet

★★★★★ 5.0 (2)

AI Gateway & Platform

Kypso

★★★★★ 5.0 (2)

Your engineering workflows, reimagined

Vela Partners

★★★★★ 5.0 (2)

Leading quant vc

Seamless operation AI agents

Qwen 1.5 MoE

★★★★★ 5.0 (2)

Highly efficient mixture-of-expert (MoE) model from Alibaba

DataMotto

★★★★★ 5.0 (1)

Make Your Raw Data Clean and Ready with AI

Quanty

★★★★★ 5.0 (1)

AI-Powered Financial Analysis Chatbot

Farspeak

★★★★★ 5.0 (1)

Build smart apps in minutes (beta)

Epsilla (YC S23)

★★★★★ 5.0 (1)

All-in-one platform to create AI agents with your knowledge

Easy to use Fast performance

Unsloth

★★★★★ 5.0 (1)

Open-source finetuning of LLMs

Pixelagent

★★★★★ 5.0 (1)

Agent engineering blueprint for building your own agent sdk

MakeHub.ai

★★★★★ 5.0 (1)

LLM Provider arbitrage to get the best performance for the $

Hugging Face

★★★★★ 5.0 (59)

The AI community building the future.

Open source models AI community

Cohere

★★★★★ 4.9 (13)

Build incredible products with world-class language AI

Boosting search precision Multi-modal embeddings

Questflow

★★★★★ 4.9 (8)

Turn text into multi-agent action and automation

Workflow automation Automation

Gemini

★★★★★ 4.8 (125)

Google's answer to GPT-4

Fast performance Multimodal capabilities

Z.ai

★★★★★ 4.8 (4)

Official Playground for High-Performance GLM Models

Strong coding capabilities Open source

AINave

★★★★★ 4.7 (7)

Navigate the world of AI with ease

Segmind

★★★★★ 4.7 (13)

Easily create and deploy your own generative AI with Segmind

No-code workflow tool Extensive model library

LLMOps.Space

★★★★★ 4.7 (3)

Curated resources related to deploying LLMs into production.

Fish Audio

★★★★★ 4.5 (6)

Expressive Voice Cloning and Text-to-Speech

Fast performance Cost-effective

TensorZero

★★★★★ 4.5 (4)

Open-source stack for industrial-grade LLM applications

Open source Easy setup
View all 38 LLMs tools

Best Unified API Alternatives to AI/ML API

Merlin Unified API

★★★★★ 5.0 (3)

One Super API for all AI models (with 90% less error rates)

Langchain

★★★★★ 5.0 (95)

LangChain’s suite of products supports AI development

Agentic workflow support Model integration

liteLLM

★★★★★ 5.0 (17)

One library to standardize all LLM APIs

Support for custom models Caching and load balancing

LastMile AI

★★★★★ 5.0 (14)

AI developer platform for engineering teams

AI workbooks Access to multiple AI models

APIPark

★★★★★ 5.0 (7)

✨#1 Open Source AI Gateway & API Developer Portal

Unbody

★★★★★ 5.0 (5)

AI for private data, anywhere, any format, in 1 line of code

Knock

★★★★★ 5.0 (3)

Customer engagement infrastructure for product-led growth

Cancelling notifications Complex notification workflows

Keywords AI

★★★★★ 5.0 (3)

Unified developer platform to build software with AI

TensorBlock Forge

★★★★★ 5.0 (3)

One API for all AI models

Free tier Supports multiple LLMs

Nylas

★★★★★ 5.0 (2)

Integrate inbox, calendar, and meetings into your app

DeepAI

★★★★★ 5.0 (1)

Easily build the power of AI into your applications

Quanty

★★★★★ 5.0 (1)

AI-Powered Financial Analysis Chatbot

Farspeak

★★★★★ 5.0 (1)

Build smart apps in minutes (beta)

ToolSDK.ai

★★★★★ 5.0 (1)

5000+ MCP servers AI tools, 1 line of code

Eden AI

★★★★★ 4.8 (22)

Seamlessly Merging the Top AI APIs into One

AI integration Centralized AI APIs

Novu

★★★★★ 4.7 (15)

The open-source notification infrastructure for developers

Easy integration Open source

Evoke

★★★★★ 4.7 (3)

Run open source AI models on the cloud with our APIs

8base

★★★★☆ 4.3 (4)

Transforming the Entire Software Development Lifecycle

Easy to use Improves project planning

Best AI Infrastructure Tools Alternatives to AI/ML API

Merlin Unified API

★★★★★ 5.0 (3)

One Super API for all AI models (with 90% less error rates)

Langchain

★★★★★ 5.0 (95)

LangChain’s suite of products supports AI development

Agentic workflow support Model integration

Mistral AI

★★★★★ 5.0 (32)

Open and portable generative AI for devs and businesses

Open source models Open technology commitment

liteLLM

★★★★★ 5.0 (17)

One library to standardize all LLM APIs

Support for custom models Caching and load balancing

LastMile AI

★★★★★ 5.0 (14)

AI developer platform for engineering teams

AI workbooks Access to multiple AI models

APIPark

★★★★★ 5.0 (7)

✨#1 Open Source AI Gateway & API Developer Portal

Personal Assistant by HyperWrite

★★★★★ 5.0 (5)

The first AI agent that can operate your browser.

Time saving Writing assistance

Desearch

★★★★★ 5.0 (4)

First Decentralized AI Search for Builders & Agents

Knock

★★★★★ 5.0 (3)

Customer engagement infrastructure for product-led growth

Cancelling notifications Complex notification workflows

Keywords AI

★★★★★ 5.0 (3)

Unified developer platform to build software with AI

V7 Go

★★★★★ 5.0 (3)

Automating multi-modal tasks using GenAI reliably, at scale.

LLMWare

★★★★★ 5.0 (3)

Deploy AI privately and securely with small language models

Financial industry focus Small language models

Nylas

★★★★★ 5.0 (2)

Integrate inbox, calendar, and meetings into your app

Velvet

★★★★★ 5.0 (2)

AI Gateway & Platform

Kypso

★★★★★ 5.0 (2)

Your engineering workflows, reimagined

Vela Partners

★★★★★ 5.0 (2)

Leading quant vc

Seamless operation AI agents

Qwen 1.5 MoE

★★★★★ 5.0 (2)

Highly efficient mixture-of-expert (MoE) model from Alibaba

DeepAI

★★★★★ 5.0 (1)

Easily build the power of AI into your applications

DataMotto

★★★★★ 5.0 (1)

Make Your Raw Data Clean and Ready with AI

Epsilla (YC S23)

★★★★★ 5.0 (1)

All-in-one platform to create AI agents with your knowledge

Easy to use Fast performance

Unsloth

★★★★★ 5.0 (1)

Open-source finetuning of LLMs

Pixelagent

★★★★★ 5.0 (1)

Agent engineering blueprint for building your own agent sdk

MakeHub.ai

★★★★★ 5.0 (1)

LLM Provider arbitrage to get the best performance for the $

ToolSDK.ai

★★★★★ 5.0 (1)

5000+ MCP servers AI tools, 1 line of code

Hugging Face

★★★★★ 5.0 (59)

The AI community building the future.

Open source models AI community

Cohere

★★★★★ 4.9 (13)

Build incredible products with world-class language AI

Boosting search precision Multi-modal embeddings

Questflow

★★★★★ 4.9 (8)

Turn text into multi-agent action and automation

Workflow automation Automation

Gemini

★★★★★ 4.8 (125)

Google's answer to GPT-4

Fast performance Multimodal capabilities

Eden AI

★★★★★ 4.8 (22)

Seamlessly Merging the Top AI APIs into One

AI integration Centralized AI APIs

Z.ai

★★★★★ 4.8 (4)

Official Playground for High-Performance GLM Models

Strong coding capabilities Open source
View all 41 AI Infrastructure Tools tools

Frequently Asked Questions

What are the best alternatives to AI/ML API?

The top-rated alternatives to AI/ML API include Merlin Unified API, Langchain, Mistral AI. These tools offer similar functionality in categories like LLMs, Unified API, AI Infrastructure Tools.

How many alternatives to AI/ML API are there?

There are 50 alternatives to AI/ML API listed on FactCheckTool, spanning 3 categories.

What is the highest-rated alternative to AI/ML API?

Merlin Unified API is the highest-rated alternative to AI/ML API with a rating of 5.0/5 based on 3 reviews.

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