AI Verdict
Summary
You open four browser tabs, paste the same prompt four times, and spend the next ten minutes toggling between windows trying to remember which model said what — AI Verdict exists because that workflow breaks the moment the question actually matters.
AI Verdict is a browser extension that sends a single prompt to ChatGPT, Claude, Gemini, and Perplexity simultaneously, displaying responses side-by-side as they stream in. No API keys, no extra billing — it piggybacks on your existing browser sessions. The Verdict Engine, a paid-only feature, routes all four responses to a lead model you choose and synthesizes a structured consensus: agreement, contradiction, and a final recommendation. The ceiling is clear: this is one-shot comparison, not a workflow tool. Teams that need branching logic, tool calls, or automated pipelines will hit that wall immediately.
Bottom line: Pick this when you need a fast cross-model sanity check on a health, finance, or research question — skip it when your use case requires anything beyond read-and-compare, because there is no API, no automation, and no path to integrating the output into a downstream system.
Pricing Plans
- Price
- $39.99 lifetime (Pro)
- Free Tier
- ChatGPT and Gemini only
Free
ChatGPT and Gemini only
- Up to 2 models
- Real-time streaming
- Dashboard and river views
Pro
Lifetime access
- All four models
- Verdict Engine
- Custom prompts and lead model selection
View full pricing on aiverdict.github.io →
Pricing may have changed since last verified. Check the official site for current plans.
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Pros
Sign in to edit- No API keys and no per-query provider billing, so you query four models without adding a second invoice or a credential management problem to your workflow.
- Parallel streaming across all active models, which means you are not blocked waiting for one model to finish before seeing the next — contradiction and agreement surface in real time.
- The Verdict Engine synthesizes four responses into a single structured conclusion with flagged disagreements, so you avoid the manual work of reconciling four different answers when you need one decision.
- Customizable verdict prompts per query, which means the synthesis format matches your actual need — a table, a recommendation, a counterargument — rather than a generic paragraph summary.
- Multi-turn conversation support with context maintained across turns, so a follow-up question does not require re-pasting context into four separate tabs.
Cons
Sign in to edit- There is no API, no export hook, and no programmatic access to responses or verdicts — any team that needs to pipe results into a database, a Slack alert, or a downstream application has no path forward and will switch to a provider that exposes an API.
- The free tier covers only ChatGPT and Gemini; Claude and Perplexity, along with The Verdict Engine, are paid-only features — a team evaluating the tool on the free tier cannot assess the core synthesis capability before committing.
- The extension relies on authenticated browser sessions, which means it breaks in headless environments, shared machines without persistent logins, and any context where the user is not actively signed into the underlying AI services.
- The tool performs one-shot or multi-turn conversational comparison only — there is no branching, no conditional logic, and no task execution, so any use case that goes beyond read-and-compare falls entirely outside what the product does.
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About
- Platforms
- Chrome, Firefox, Edge
- API Available
- No
- Self-Hosted
- No
- Last Updated
- 2026-06-13T16:28:47.784Z
Best For
Who it's for
- Users who switch between multiple AI chat interfaces
- Research requiring cross-model verification
- Quick multi-model prompting without tab switching
What it does well
- Research and decision-making across multiple AI perspectives
- Comparing model outputs for accuracy and bias detection
- Health, finance, career, and lifestyle queries with synthesized consensus
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Frequently Asked Questions
- Is AI Verdict free?
- AI Verdict is a paid tool ($39.99 lifetime (Pro)). No permanent free tier is offered.
- Is AI Verdict open source?
- Yes. AI Verdict is open source.
- What platforms does AI Verdict support?
- AI Verdict is available on: Chrome, Firefox, Edge.
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Curated lists that include this category
AI Verdict is a browser extension for Chrome, Firefox, and Edge that accepts a single prompt and dispatches it simultaneously to ChatGPT, Claude, Gemini, and Perplexity. Responses stream in parallel across a dashboard layout — two panels side by side for direct comparison, or a stacked river view for sequential reading. Multi-turn follow-up is supported, with context maintained across turns. The vendor states no API keys are required; the extension authenticates through your existing browser sessions, meaning zero additional per-query billing from AI providers.
The differentiating feature is The Verdict Engine, a paid-only synthesis layer. After all models respond, you designate a lead model — Claude, GPT-4, or Gemini — and that model receives the full set of responses as input. It returns a structured synthesis: key mentions, common ground, flagged disagreements, and a final verdict. The synthesis prompt is customizable per query, so you can ask for a pros-and-cons table, a structured recommendation, or a devil’s advocate reading rather than a generic summary.
The tool fits a specific, narrow use case: a researcher, analyst, or informed individual who wants to pressure-test a question across multiple models without maintaining separate sessions. It works well for health, finance, career, and factual research queries where model disagreement is informative. It does not fit teams building pipelines, automating decisions, or integrating AI output into other systems — there is no API surface, no webhook, no programmatic access to results. The extension is the entire product, and the output lives in the browser.