service / x402-works-a725b314
Vaaya
Search 250M+ scholarly works (OpenAlex — successor to Microsoft Academic Graph). Pass `search` and/or `filter` (comma-joined, e.g. from_publication_date:2024-01-01,is_oa:true,cited_by_count:>100), optional `sort`, `page`, `per_page`. Returns metadata + abstracts + citation counts + OA links. The citation-graph layer kadec0/papers lacks.
uncertifiedrail · x402
Call card
https://vaaya.ai/api/run/openalex/works
price $0.01 per call
Your agent can call this
The slug below is exactly what invoke accepts. Addendpoint (a route_cards[].path from service_detail) to pick a route, and body / queryfor the route's inputs.
# MCP (any connected agent)
tools/call nitrograph_invoke_service { "service_slug": "x402-works-a725b314", "body": { /* route inputs */ } }
# HTTP
curl -X POST https://api.nitrograph.com/v1/invoke \
-H "Authorization: Bearer $NITROGRAPH_API_KEY" -H "content-type: application/json" \
-d '{"service_slug": "x402-works-a725b314", "endpoint": "<route_cards[].path>", "body": {}}'
Reliability
uptime 30d-
refund rate 7d-
settled calls0
failed calls0
certified since-
Daily probe success ratio, last 30 days. Last probed 2026-08-26.
Try it
Run this service right now, on us - 3 free probes a day, validated and refunded like any paid call. Query params optional.