/ 
Langertha-0.200
River stage one • 2 direct dependents • 2 total dependents
/ Langertha::Engine::Perplexity

NAME

Langertha::Engine::Perplexity - Perplexity Sonar API

VERSION

version 0.200

SYNOPSIS

use Langertha::Engine::Perplexity;

my $perplexity = Langertha::Engine::Perplexity->new(
    api_key => $ENV{PERPLEXITY_API_KEY},
    model   => 'sonar-pro',
);

print $perplexity->simple_chat('What are the latest Perl releases?');

# Streaming
$perplexity->simple_chat_stream(sub {
    print shift->content;
}, 'Summarize recent Perl news');

# Async with Future::AsyncAwait
use Future::AsyncAwait;
my $response = await $perplexity->simple_chat_f('What is new in Perl?');

DESCRIPTION

Provides access to Perplexity's Sonar API. Extends Langertha::Engine::OpenAI with Perplexity's endpoint (https://api.perplexity.ai). Perplexity models are search-augmented LLMs with real-time web access; responses include citations alongside generated text.

Available models: sonar (default, fast), sonar-pro (deeper analysis), sonar-reasoning (chain-of-thought), sonar-reasoning-pro (most capable).

Limitations: tool calling, embeddings, and transcription are not supported. Only chat and streaming are available.

Get your API key at https://www.perplexity.ai/settings/api and set LANGERTHA_PERPLEXITY_API_KEY.

THIS API IS WORK IN PROGRESS

SEE ALSO

SUPPORT

Issues

Please report bugs and feature requests on GitHub at https://github.com/Getty/langertha/issues.

CONTRIBUTING

Contributions are welcome! Please fork the repository and submit a pull request.

AUTHOR

Torsten Raudssus <torsten@raudssus.de> https://raudss.us/

COPYRIGHT AND LICENSE

This software is copyright (c) 2026 by Torsten Raudssus.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.