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Free AI with Live Citation Mapping

We've analyzed all major AI tools to find which ones offer live citation mapping for free. Here are 13 top options you can start using right now without a credit card.

ChatGPT

OpenAI

Versatile conversational AI for everyday work

1.8B / mo estimated traffic
Free / $20/mo
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Claude

Anthropic

Advanced reasoning and nuanced long form analysis

140M / mo estimated traffic
Free / $20/mo
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Google Gemini

Google

Multimodal AI integrated into Google Workspace

420M / mo estimated traffic
Free / $19.99/mo
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Microsoft Copilot

Microsoft

Everyday AI assistant powered by GPT and Bing

95M / mo estimated traffic
100% Free
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Perplexity AI

Perplexity AI

Answer engine with real-time web search

82M / mo estimated traffic
Free / $20/mo
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Comet

Perplexity AI

AI-native browser with a sidecar assistant

8M / mo estimated traffic
Free / $20/mo
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NotebookLM

Google

Gemini Notebook — research grounded in your sources

12M / mo estimated traffic
Free / $19.99/mo
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Grammarly

Grammarly

AI writing assistant for grammar, tone, and rewrites

40M / mo estimated traffic
Free / $12/mo
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Wordtune

Wordtune

Rewrite, tone, grammar, and summaries with a Chrome extension

5M / mo estimated traffic
100% Free
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Amazon Bedrock

Amazon

AWS platform for foundation models, agents, and Guardrails

6M / mo estimated traffic
100% Free
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Vertex AI

Google

Google Cloud agent platform, Model Garden, and Gemini API

4M / mo estimated traffic
100% Free
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Pinecone

Pinecone

Serverless vector database, embeddings, and Assistant

2M / mo estimated traffic
100% Free
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Raycast AI

Raycast

OS launcher chat with 32+ models, extensions, and Ollama

3M / mo estimated traffic
100% Free
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