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GPT Research Endpoint
x402
GPT Research Endpoint is a paid API for AI agents from gpt.558686.xyz, paid per call via x402, $2/call, status unknown (last checked 2026-10-02).
Performs AI-powered research tasks given a natural language prompt, returning synthesized findings
Price / call$2
Success—
StatusUnknown
Output
Returns synthesized research findings as text, covering key facts, analysis, and a structured summary relevant to the input prompt. The exact format depends on the task but typically includes an overview, key points, and relevant details drawn from AI knowledge.
Example use cases
Competitive landscape analysis
“Research the competitive landscape for AI-powered coding assistants — who are the main players, what differentiates them, and who's gaining the most traction right now?”
Background research on emerging tech
“Give me a thorough research summary on quantum computing error correction — what the main approaches are, where the breakthroughs have happened, and what challenges remain.”
Market and regulatory context
“Research the regulatory environment for stablecoins in the US and EU — what laws are currently in place, what's pending, and what it means for crypto companies operating in those markets.”
Technical details
Endpoint
GEThttps://gpt.558686.xyz/v1/research?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need quick AI-synthesized research on a topic without requiring live web access or citations. Best suited for background research, concept explanations, and landscape summaries where up-to-date sourcing is not critical. Prefer alternatives if you need real-time data, verified citations, or structured database lookups.
Side effects
- Vague or overly broad prompts may return generic summaries rather than targeted research
- Topics requiring real-time or post-training-cutoff data may return outdated information
- Very niche or obscure topics may yield limited or low-confidence results
- Missing or malformed 'input' field returns a 400-level error
- Payment failure via x402 results in a 402 Payment Required response
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| depth | string | Report depth (default "standard") |
| topic | string | Research topic (required) |
| language | string | Report language (default "en") |
Tags
x402
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