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SCOPE Research API – Compare Endpoint
x402
SCOPE Research API – Compare Endpoint is a paid API for AI agents from x402-agent.scope-research-api.workers.dev, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-14).
Compares two topics, products, or entities side-by-side using source-backed public web research, optionally evaluated against specific criteria.
Price / call$0.05
Success—
StatusUnknown
How this service works
Source-backed public web research API for AI agents using x402 payments.
Output
A structured, source-backed comparative analysis of the two input entities. The response includes research findings for each side, evaluated against any provided criteria, with citations or references to public web sources supporting the conclusions.
Example use cases
Framework selection for new project
“Compare Next.js and Remix for building a modern web app — I care about developer experience, performance, and community support. Use real web sources.”
Competitive product research
“Do a research-backed comparison of Notion and Obsidian across criteria like collaboration features, offline support, and pricing.”
Policy or standard evaluation
“Compare GDPR and CCPA side by side — specifically their enforcement mechanisms, user rights, and business compliance requirements.”
Technical details
Endpoint
POSThttps://x402-agent.scope-research-api.workers.dev/compareWhen to prefer
Choose this endpoint when you need a neutral, source-backed head-to-head comparison of two specific topics, products, technologies, or entities — especially when accuracy and citation quality matter. It is preferable over general search when structured comparative output is needed and over LLM-only answers when you need grounding in real public web sources. Best for research-heavy agent workflows that require defensible, sourced analysis rather than opinion.
Side effects
- Missing required 'left' or 'right' fields returns a 400 validation error
- Payment not included or insufficient triggers a 402 Payment Required response
- Ambiguous or very obscure entity names may return low-quality or inconclusive comparisons
- Rate limiting or upstream web research failures may result in 5xx errors
- Criteria array with unsupported or vague items may be ignored or partially addressed
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| leftrequired | string | |
| rightrequired | string | |
| criteria | array |
Tags
x402
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