
Keyless literature-search MCP server that searches OpenAlex, Crossref, Europe PMC, PubMed, arXiv, and ClinicalTrials.gov; merges and ranks results, follows citations, verifies references, retrieves open-access text, and exports bibliographies.
Prices and medians update for the tier you select.
Ranked by how closely each one matches LitSearch II's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.