BettaFish, also known as 'Weiyu', is an innovative multi-agent public opinion analysis system designed to break information silos and restore the true picture of public sentiment. It enables users to analyze vast amounts of social media data and millions of public comments to predict trends and aid decision-making.

BettaFish: BettaFish, also known as 'Weiyu', is an innovative multi-agent public… (★ 42k, GPL-2.0)

Features

01AI-driven 24/7 all-domain social media monitoring and deep comment analysis.

02Hybrid analysis engine combining specialized agents, fine-tuned, and statistical models.

03Powerful multimodal capabilities, including short video analysis and structured data extraction from search engines.

04Agent "forum" collaboration mechanism for collective intelligence through moderated debates.

05Seamless integration of public and private domain data for comprehensive insights.

Why choose it

+AI-driven 24/7 all-domain social media monitoring and deep comment analysis.

+Comprehensive public opinion monitoring and sentiment analysis across social media platforms.

+Covers 5 supported environments or platforms, which is helpful for broader deployment needs.

+Ships with a public repository and a GPL-2.0 license, which makes adoption and review easier.

Trade-offs

!There are at least 8 related tools in the same category, so the best choice is easier to make after side-by-side comparison.

Compatibility

OpenAI API Compatible LLMs

Native

Verified via docs

PostgreSQL

Supported

Verified via docs

MySQL

Supported

Verified via docs

Docker

Native

Verified via docs

Python

Supported

Verified via docs

Quick start

$ docker compose up -d

Use cases

↳Comprehensive public opinion monitoring and sentiment analysis across social media platforms.

↳In-depth brand reputation analysis and management for organizations.

↳Data-driven decision support for various business scenarios, including market analysis.

How it compares

≈BettaFish sits in the Vision / Multimodal category, so it makes more sense to evaluate it alongside tools like ragflow instead of in isolation.

≈If your main need is closer to "Comprehensive public opinion monitoring and sentiment analysis across social media platforms.", that use case is a better lens for comparison than broad feature checklists alone.

≈BettaFish uses a GPL-2.0 license, and community traction are both easier to judge in category context.

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Comments

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usr_seed_0755Apr 23, 2026
The perspective diversity across agents produces more balanced analysis than single-model approaches
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usr_seed_0683Apr 17, 2026
Multi-agent opinion analysis that breaks information bubbles is a valuable civic tech tool
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usr_seed_0586Apr 9, 2026
Used for analyzing public discourse on contentious topics, the bubble-breaking effect is real

BettaFish

Features

Why choose it

Trade-offs

Compatibility

Quick start

Use cases

How it compares

Alternatives

Related searches

Comments

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