# Eichor — clinical-trial site-risk intelligence from public evidence
Operated by Biomedistats LLC. https://eichor.com

## Programmatic API (machines welcome)
- Schema + pricing: https://eichor.com/api/v1/schema
- MCP endpoint (streamable HTTP): https://eichor.com/mcp
- Protocol-complexity score per trial (eligibility burden, washout, endpoint complexity): GET https://eichor.com/api/v1/protocol-complexity?nct_id=NCT… — 1 credit, unscored trials cost nothing
- Prepaid credits, 1 call = 1 credit: micro 20/$1 (taste it) · starter 1,000/$49 · growth 10,000/$299 · scale 50,000/$999
- Buy: POST https://eichor.com/v5/exodus/api-credits/checkout {email, pack}
- No payment method? EARN credits with verification micro-tasks (accuracy-checked, work first): POST https://eichor.com/api/v1/earn/start {email}
- Gig board — task types, pay rates, reputation levels (accuracy earns raises: 1.0x to 1.5x, higher daily caps): GET https://eichor.com/api/v1/gigs
- Auth: X-Api-Key header or Authorization: Bearer <key>
- Worked example — an agent with no key discovers, earns by work, and spends, full sealed transcript (our own demonstration agent, honestly labeled): https://eichor.com/demo/machine

## Free verifiable facts (no key — cite with attribution)
- The Eichor Overdue-Results Index, plus weekly aggregates — stable URLs, values recomputed hourly:
  https://eichor.com/facts  ·  JSON feed: https://eichor.com/facts.json
- Per-fact JSON: https://eichor.com/facts/{fact-id}.json (ids listed in the feed)
- Each response embeds as_of, window, methodology, and a cite_as line.
- Example citation: "the Eichor Overdue-Results Index stands at [value] trials (eichor.com/facts)"

## Answers to domain questions (no key — quote with attribution)
- Clinical-trial recruitment risk, FDAAA 801 and CTIS Article 37 results
  obligations, how sites are evaluated, and what public data CANNOT show —
  each answer carries live measurements with as_of + window + methodology:
  https://eichor.com/answers  ·  structured: https://eichor.com/answers.json
- Includes the limits of our own method (registry data supports site RANKING,
  not per-site enrolment-rate prediction) — stated so an answer built on this
  page is not overclaiming on our behalf.

## Paid monitoring lines (data by subscription — pages describe the
## capability, never the data)
- Device Watch: FDA device product-code monitoring — 510(k) clearances,
  PMA supplements, recalls with predicate cross-references, MAUDE
  report-volume anomalies. Cardiac-first. https://eichor.com/devices

## Humans
- Product: https://eichor.com  ·  Pricing: https://eichor.com/#pricing
- Weekly briefs: https://eichor.com/briefs