AI tools with an API

AI tools that offer an API you can integrate into your own product — chat, image, voice, video and more, ranked by rating.

Ranked by our editorial rating · Updated 2026 · 40 tools

Ollama

Dev platform

4.8

A tool to run open-source LLMs locally with one command — 160k+ GitHub stars.

Pros

✓ Local & private✓ One-command run✓ Rich models✓ Cross-platform

Cons

✗ Needs hardware✗ Technical✗ No cloud hosting

FreeFull review →

Hugging Face

Dev platform

4.8

The open-source community platform for AI models and datasets — the GitHub of machine learning.

Pros

✓ Massive models✓ Active community✓ Complete toolchain✓ Spaces demos

Cons

✗ Technical✗ Compute is paid✗ Onboarding curve

FreeFull review →

ChatGPT

Chat assistant

4.7

OpenAI's flagship conversational AI — versatile and a great fit for most users.

Pros

✓ Versatile✓ Rich ecosystem✓ Frequent updates✓ Active community

Cons

✗ Limited free tier✗ VPN needed in some regions✗ Data-privacy concerns

FreeFull review →

Claude

Chat assistant

4.7

Anthropic's AI assistant, known for safety and long-context handling.

Pros

✓ Strong safety✓ Great with long text✓ Excellent at code✓ High answer quality

Cons

✗ Smaller ecosystem than ChatGPT✗ Limited free tier✗ Weaker Chinese

FreeFull review →

ElevenLabs

Audio tool

4.7

The most advanced AI voice synthesis platform, with natural, lifelike audio.

Pros

✓ Best audio quality✓ Strong voice cloning✓ Multi-language✓ Solid API

Cons

✗ Pricey✗ Limited free tier✗ Chinese voices need work

FreeFull review →

Veo

Video tool

4.7

Google's flagship AI video model with native audio and 4K — leading quality and consistency.

Pros

✓ Leading quality✓ Native audio✓ Strong prompt adherence✓ Supports 4K

Cons

✗ Limited quota✗ Premium tiers pricey✗ Restricted in some regions

$19.99/moFull review →

Claude Code

Coding tool

4.7

Anthropic's official terminal coding agent, great at large-codebase refactors.

Pros

✓ Terminal-native✓ Huge context✓ Strong refactors✓ Hook system

Cons

✗ CLI learning curve✗ Consumes quota✗ Requires Claude sub

$20/moFull review →

Whisper

Audio tool

4.7

OpenAI's open-source speech recognition model — accurate multilingual transcription, self-hostable.

Pros

✓ Open-source & free✓ Strong multilingual✓ Runs locally✓ Rich ecosystem

Cons

✗ Needs compute✗ Transcription only✗ No GUI

FreeFull review →

DeepSeek

Chat assistant

4.6

A China-built large language model known for high performance and being open source.

Pros

✓ Strong performance✓ Open-source & deployable✓ Strong Chinese✓ Affordable

Cons

✗ Smaller ecosystem than ChatGPT✗ Some features immature✗ VPN needed in some regions

FreeFull review →

Perplexity

Chat assistant

4.6

An AI-powered search engine that gives real-time answers with cited sources.

Pros

✓ Real-time info✓ Cited sources✓ Accurate search✓ Multiple models

Cons

✗ Limited free tier✗ Less flexible than ChatGPT✗ Average Chinese support

FreeFull review →

Gemini

Chat assistant

4.6

Google's multimodal AI assistant, deeply integrated with Search and Workspace.

Pros

✓ Strong multimodal✓ Search integration✓ Ultra-long context✓ Workspace integration

Cons

✗ Unavailable in some regions✗ Conservative answers✗ Occasional hallucinations

FreeFull review →

Dify

Dev platform

4.6

An open-source LLM app platform with visual orchestration for agents, RAG and workflows.

Pros

✓ Open-source, self-hostable✓ Visual orchestration✓ RAG/Agent✓ Multiple models

Cons

✗ Self-hosting needs ops✗ Advanced features paid✗ Learning curve

FreeFull review →

Flux

Image generation

4.6

Black Forest Labs' image model with strong prompt adherence and realism; partly open source.

Pros

✓ Strong realism✓ Great prompt adherence✓ Open weights available✓ Ecosystem support

Cons

✗ Top tier needs compute✗ Commercial needs license✗ Control via plugins

FreeFull review →

Synthesia

Video tool

4.6

An enterprise AI avatar video platform with 140+ languages, great for training and marketing.

Pros

✓ Professional avatars✓ Broad multilingual✓ Rich templates✓ Enterprise compliance

Cons

✗ Pricey✗ Realism has limits✗ Limited creative range

FreeFull review →

Glean

Enterprise AI

4.6

Enterprise AI search and assistant that connects internal company data for workplace Q&A and agents.

Pros

✓ Connects enterprise data✓ Secure permissions✓ Work assistant✓ Agent platform

Cons

✗ Enterprise-only✗ Needs deployment✗ Opaque pricing

CustomFull review →

通义千问

Chat assistant

4.5

Alibaba's Qwen3 large language model family — fully open-source, with strong reasoning, multilingual and multimodal abilities.

Pros

✓ Strong Chinese✓ Open-source & self-hostable✓ Strong reasoning✓ Multimodal support

Cons

✗ Weaker English✗ Average creative writing✗ Some features need polish

FreeFull review →

Stable Diffusion

Image generation

4.5

Open-source image generation model — self-hostable and highly customizable.

Pros

✓ Open-source & free✓ Runs locally✓ Rich plugin ecosystem✓ Highly customizable

Cons

✗ Requires a GPU✗ Steep learning curve✗ Manual tuning needed

FreeFull review →

可灵

Video tool

4.5

Kuaishou's AI video generation model with excellent motion and quality.

Pros

✓ Natural motion✓ High quality✓ Image-to-video✓ Longer durations

Cons

✗ Credits deplete fast✗ Peak-time queues✗ Limited fine control

FreeFull review →

豆包

Chat assistant

4.5

ByteDance's AI assistant — #1 in China and #2 globally by MAU, multimodal and free.

Pros

✓ Free and capable✓ Multimodal✓ Fast responses✓ Huge ecosystem

Cons

✗ Restricted access abroad✗ Consumer-oriented✗ Privacy concerns

FreeFull review →

HeyGen

Video tool

4.5

An AI avatar video platform for talking-head, training and marketing videos.

Pros

✓ Realistic avatars✓ Multilingual dubbing✓ Lip-sync✓ Rich templates

Cons

✗ Length by credits✗ Advanced features paid✗ Realism has limits

FreeFull review →

Recraft

Image generation

4.5

An AI image tool for designers, great at vectors, icons and on-brand consistency.

Pros

✓ Vector output✓ Style consistency✓ Icons/brand✓ Strong control

Cons

✗ Limited free quota✗ Design-oriented✗ Average realism

FreeFull review →

Photoroom

Design tool

4.5

An AI image editing tool great at cutouts, background removal and e-commerce product shots.

Pros

✓ Accurate cutouts✓ E-commerce friendly✓ Batch processing✓ Rich templates

Cons

✗ Free has watermark✗ Editing-focused✗ Average for complex scenes

FreeFull review →

Harvey

Enterprise AI

4.5

Enterprise AI for legal and professional services, strong at contracts, research and drafting.

Pros

✓ Legal expertise✓ Deep workflows✓ Security & compliance✓ Adopted by big firms

Cons

✗ Enterprise-only✗ Expensive✗ Needs training

CustomFull review →

Sierra

Enterprise AI

4.5

Bret Taylor's enterprise AI customer-service agent platform, adopted by many leading companies.

Pros

✓ Mature service agents✓ Outcome-based pricing✓ Deployed at scale✓ Multi-channel

Cons

✗ Enterprise-only✗ Needs integration✗ Opaque pricing

CustomFull review →

Meshy

3D generation

4.5

A leading AI 3D model generator supporting text/image-to-3D with automatic texturing.

Pros

✓ Fast model output✓ Text/image-to-3D✓ Auto texturing✓ Game/print friendly

Cons

✗ Topology needs cleanup✗ Limited for complex models✗ Credit consumption

FreeFull review →

Grok

Chat assistant

4.4

xAI's conversational AI with real-time access to X, in a direct style.

Pros

✓ Real-time info✓ Direct personality✓ Strong reasoning✓ Deep X integration

Cons

✗ Newer ecosystem✗ Bias controversy✗ Average Chinese

FreeFull review →

Leonardo AI

Image generation

4.4

An AI image platform for game and commercial assets with strong control.

Pros

✓ Strong asset control✓ Many style models✓ Commercial-friendly✓ Real-time canvas

Cons

✗ Limited free credits✗ Peak-time queues✗ Learning curve

FreeFull review →

Mistral

Chat assistant

4.4

France's Mistral AI assistant Le Chat — open models, privacy- and EU-compliance-focused.

Pros

✓ Great value✓ Open models✓ Privacy & compliance✓ Fast responses

Cons

✗ Smaller ecosystem✗ Average Chinese✗ Weaker multimodal

FreeFull review →

Manus

AI agent

4.4

A general AI agent that autonomously plans and completes multi-step tasks end to end.

Pros

✓ Completes tasks autonomously✓ Parallel multi-agent✓ End-to-end delivery✓ Reusable outputs

Cons

✗ Credits deplete fast✗ Occasionally goes off-track✗ Slower on complex tasks

FreeFull review →

LangChain

Dev platform

4.4

An open-source framework for building LLM apps, connecting models, tools and data.

Pros

✓ Huge ecosystem✓ Rich integrations✓ Active community✓ LangSmith observability

Cons

✗ Heavy abstractions✗ Fast-changing versions✗ Developer-oriented

FreeFull review →

Luma

Video tool

4.4

Luma AI's Dream Machine, great at smooth camera motion and realistic video.

Pros

✓ Smooth camera motion✓ Strong realism✓ Image-to-video✓ Keyframes

Cons

✗ Quota consumption✗ Limited complex scenes✗ Occasional queues

FreeFull review →

海螺

Video tool

4.4

MiniMax's AI video model with large motion range and strong instruction following.

Pros

✓ Large motion range✓ Strong instruction following✓ Great value✓ Image-to-video

Cons

✗ Limited length✗ Peak-time queues✗ Limited fine control

FreeFull review →

Murf

Audio tool

4.4

An AI voiceover tool offering natural, multilingual and multi-style speech synthesis.

Pros

✓ Natural voiceover✓ Many languages✓ Commercial-friendly✓ Simple UI

Cons

✗ Limited emotion✗ Advanced is paid✗ Cloning needs higher tier

FreeFull review →

Coze

Dev platform

4.4

ByteDance's AI agent development platform to build and publish bots and workflows with no code.

Pros

✓ No-code building✓ Rich plugins✓ Multi-channel publishing✓ Workflows

Cons

✗ Separate global/China versions✗ Advanced is paid✗ Limited complex logic

FreeFull review →

Tripo

3D generation

4.4

VAST's AI 3D generator that creates usable 3D models from text or images in seconds.

Pros

✓ Fast✓ High quality✓ Text/image-to-3D✓ API-friendly

Cons

✗ Details need refining✗ Credit limits✗ Limited complex scenes

FreeFull review →

文心一言

Chat assistant

4.3

Baidu's Chinese LLM assistant, strong at Chinese and local services.

Pros

✓ Strong Chinese✓ Local ecosystem✓ Rich plugins✓ Fast responses

Cons

✗ Weaker English✗ Limited creativity✗ Restricted access abroad

FreeFull review →

Jasper

Writing tool

4.3

An AI writing and brand-content platform built for marketing teams.

Pros

✓ Many marketing templates✓ Brand voice✓ Team collaboration✓ Multi-channel content

Cons

✗ Pricey✗ Needs fact-checking✗ Average Chinese

$39/moFull review →

Devin

Coding tool

4.3

Cognition's autonomous AI software engineer that handles engineering tasks in parallel.

Pros

✓ Autonomous end-to-end dev✓ Parallel cloud agents✓ GitHub/Slack integration✓ Great for eng teams

Cons

✗ Complex tasks need supervision✗ Can get pricey✗ Occasional rework

from $20/moFull review →

智谱清言

Chat assistant

4.3

Zhipu AI's assistant built on the GLM model series, balanced at Chinese and reasoning.

Pros

✓ GLM models✓ Strong Chinese✓ Multimodal✓ Open platform

Cons

✗ Restricted abroad✗ Modest ecosystem✗ Weaker English

FreeFull review →

Copy.ai

Writing tool

4.2

An AI writing and GTM workflow platform for marketing and sales teams.

Pros

✓ Marketing templates✓ GTM workflows✓ Multilingual✓ Batch

Cons

✗ Pricey✗ Needs fact-checking✗ Average Chinese

FreeFull review →

FAQ

What are the best AI tools with an API?

Our top-rated picks are Ollama, Hugging Face, ChatGPT, Claude, ElevenLabs. Each tool is reviewed above with its pros, cons, pricing and an overall rating.

How are these AI tools with an API ranked?

We score every tool on capability, value for money, ease of use and reliability, then order the list by our overall editorial rating. Reviews are independent and updated regularly.