Unpaywall for ChatGPT
io.github.pipeworx-io/unpaywall
Unpaywall MCP — open-access lookup for scholarly papers (free, no key)
client:ChatGPT
transport:streamable-http
runtime:npm
tools:45
Install Unpaywall in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://gateway.pipeworx.io/unpaywall/mcpCustom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs
What ChatGPT can do once it is connected
- ask_pipeworx
- ask_pipeworx_beta
- ask_pipeworx_grounded
- search_within
- deep_research
- discover_tools
- resolve_entity
- compare_entities
- subscribe
- unsubscribe
- list_subscriptions
- recent_alerts
- entity_profile
- recent_changes
- validate_claim
- company_facts
- company_register_search
- scan_dependency
- bet_research
- polymarket_arbitrage
- polymarket_edges
- polymarket_kalshi_spread
- polymarket_fill_risk
- polymarket_edge_tracker