AI tools that work with your own Perplexity API key

A Perplexity API key gives access to Sonar models, which search the web and return answers with citations. BYOK apps use it for research and fact-checking features that need current information.

7 tools, newest first

AnythingLLM
Free · macOS, Windows, Linux · Open source
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Private AI app for chatting with your documents. Runs local models or connects to OpenAI, Anthropic, Gemini and others with your key.
Works with:OpenAIAzure OpenAIAnthropicGoogle Gemini+9 more
big-AGI
Free; Pro $9/month · Web · Open source
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Multi-model AI workspace that runs, compares and merges answers from many providers using your own API keys.
Works with:OpenAIAnthropicGoogle GeminixAI+14 more
BoltAI
One-time purchase, free trial · macOS, iOS
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Native Mac and iOS AI app that connects to OpenAI, Claude, Gemini, Mistral, Bedrock and local models with your own keys.
Works with:OpenAIAnthropicGoogle GeminiMistral+6 more
Kerlig
$49 one-time (1 Mac) · macOS
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Mac app that adds AI to any app for emails, replies and proofreading, using 350+ models with your own API keys.
Works with:OpenAIAnthropicGoogle GeminiGroq+7 more
Find me Cited
Web
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GEO citation checker that audits whether Claude, ChatGPT, Perplexity, and Gemini recommend your brand using your own API keys.
Works with:AnthropicOpenAIPerplexityGoogle Gemini+1 more
TypingMind
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Chat interface that enhances interactions with large language models (LLMs) by providing a user-friendly frontend, supporting multiple AI models, and offering features like chat management and prompt libraries.
Works with:OpenAIAnthropicGoogle GeminiMistral+1 more
WritingMate
Web
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Writing assistant that enhances productivity by integrating multiple AI models, offering features like AI image generation and GPT-4 Vision capabilities.
Works with:OpenAIMistralAnthropicGoogle Gemini+1 more