# scholar-sidekick.com — intel

Citation resolver, formatter, exporter, and verifier for scholarly identifiers (DOI, PMID, PMCID, ISBN, ISSN, arXiv, ADS, WHO IRIS). Connectable over A2A JSON-RPC, a public REST API, and MCP (hosted + stdio).

## Free measurements

- **Conformance grade**: D (59/100)
- **30-day uptime**: 100.0% (17 probes)
- **30-day revenue**: no on-chain settlements detected
- **Top callers (30d)**: no call data in window
- **Skill drift**: 1 card changes (most recent: 2026-08-12)
- **JWS signature**: card is not JWS-signed · card last changed 7 days ago

## Pro-tier intelligence (paywalled)

The following measurements require an Enterprise subscription (€99/mo):

- 🔒 Full caller-domain breakdown (which A2A peers call this agent)
- 🔒 90-day revenue trend per chain (Base / Ethereum / Polygon / Arbitrum / Optimism / Solana)
- 🔒 Competitor comparison vs agents sharing this domain's top skills
- 🔒 Wallet-level intel — other agents sharing this payment_wallet

Unlock at https://agenstry.com/pricing.

Source: https://agenstry.com/intel/scholar-sidekick.com