Free AI APIs for Chats - 18 Free AI tools

scalerX v1.13.2

Supercharge Your Telegram Chats with Personalized AI Agents

Open

27,168 scalerx.ai

Great and easy to use chatbot.... It is my personal advisor...

10029 Reply Share Delete Report

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Released 1mo ago

44,685

178

4.4

PixPal - Free AI Chat with Image Editor & Generator

AI chat with images – Create, edit, innovate for free!

Images

Open

Ellio

🙏 62 karma

Aug 15, 2025

@PixPal - Free AI Chat with Image Editor & Generator

this is completely free, and it is amazing that you can change pictures into art and animations without paying anything.

388 Reply Share Delete Report

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Released 3mo ago

100% Free

11,329

142

3.7

Ask Your PDF

Chat with your PDFs and extract valuable insights

Document chat

Open

284 askyourpdf.com

Nice interface, but no good at PDF answers, especially tables data.

31 Reply Share Delete Report

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🇬🇧 United Kingdom

Released 2y ago

Free + from $11.99/mo

45,429

997

3.3

ChatPDF

Chat with any PDF instantly

Document chat

Open

Leonel Curra

Dec 29, 2023

@ChatPDF

Amazing, fast

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🇩🇪 Germany

Released 2y ago

Free + from $11.99/mo

41,957

634

2.8

AnythingLLM

All-in-one private LLM and RAG desktop app for Mac, Windows, and Linux

Document chat

Open

AnythingLLM is easy to use, and allows us to build private databases using several (any) kinds of media (text, pdf, audio, etc) and use it as a source of knowledge for any LLM you might wonder to experiment!

385 Reply Share Delete Report

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Released 1y ago

100% Free

23,731

273

4.4

Humata

Chat your way through long documents instantly.

Document chat

Open

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🇺🇸 United States

Released 2y ago

Free + from $1.99/mo

17,225

123

4.0

ChatDOC

Chat with documents for instant, cited answers.

Document chat

Open

149 chatdoc.com

Camilo Luvino

Jul 3, 2023

@ChatDOC

I have tried many of these services and this is one of the best.

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Released 2y ago

Free + from $8.99/mo

13,040

94

4.0

DocsBot

AI chatbots trained on your docs for instant answers

Document chat

Open

Great tool. I like their free AI slogan generator. You don't even need to sign up to use it. I made a video on it recently https://youtu.be/ApK-UHMGKDM

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🇺🇸 United States

Released 2y ago

Free + from $16/mo

8,454

23

5.0

Chat Thing

Create AI chatbots from your existing data

Chatbots

Open

269 chatthing.ai

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🇬🇧 United Kingdom

Released 2y ago

Free + from $14/mo

7,050

37

5.0

Highcharts

Create charts instantly with natural language.

Charts

Open

92 www.highcharts.com

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🇳🇴 Norway

Released 2y ago

Free + from $168/yr

6,109

55

4.7

Cody

Intelligent AI employee trained on your specific business

Document chat

Open

84 www.meetcody.ai

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Released 2y ago

Free + from $29/mo

5,862

178

3.6

Zappr

Build custom chatbots for your website, no coding required.

Document chat

Open

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🇬🇧 United Kingdom

Released 2y ago

Free + from $27.49/mo

4,043

10

Sensible Instruct

Extract any data from any document.

Document chat

Open

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🇺🇸 United States

Released 3y ago

Free + from $499/mo

2,214

12

DocUp

AI-powered customer support optimization.

Document chat

Open

Share

Released 2y ago

Free + from $19/mo

1,952

24

5.0

goPDF Pro

AI-powered tools for smarter documents and smoother workflows

Document chat

Open

478 gopdf.pro

I like it. It answers simple questions accurately and by the book. The Ref (reference) page is not usually accurate though. I'll keep you updated on how it responds to complex questions.

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Released 1y ago

Free + from $49

1,996

30

4.5