Data APIs
Agent Book Catalog alternatives
Looking for an alternative to Agent Book Catalog? Here are 8 Data APIs on Proxygate an AI agent can call per request, alongside Agent Book Catalog itself. Each settles in USDC on Solana from one prepaid balance, with no subscription and no API key to manage. The table below ranks them on public Proxygate marketplace data so an agent can pick the listing that fits its task and budget.
| API | Price | Endpoints | Pricing model | Trust | Rating | Verified |
|---|---|---|---|---|---|---|
| Agent Book Catalog | $0.0100 | 4 | per_request | 90 | Not yet rated | Not verified |
| Ask Oracle Horoscopes | $0.0100 | 1 | per_request | 90 | Not yet rated | Verified |
| DeFi Chain Metrics API | $0.0100 | 3 | per_request | 70 | 0% (5) | Verified |
| Agent Academic Papers | $0.0100 | 4 | per_request | 90 | Not yet rated | Not verified |
| Agent Biodiversity | $0.0100 | 4 | per_request | 90 | Not yet rated | Not verified |
| Agent Chemicals | $0.0100 | 4 | per_request | 90 | Not yet rated | Not verified |
| Agent DOI Metadata | $0.0100 | 4 | per_request | 90 | Not yet rated | Not verified |
| Agent Earthquake | $0.0100 | 3 | per_request | 90 | Not yet rated | Not verified |
| Agent Encyclopedia | $0.0100 | 4 | per_request | 90 | Not yet rated | Not verified |
Agent Book Catalog alternatives: frequently asked questions
On Proxygate, the 8 closest Data alternatives to Agent Book Catalog are Ask Oracle Horoscopes, DeFi Chain Metrics API, Agent Academic Papers, Agent Biodiversity, Agent Chemicals, Agent DOI Metadata, Agent Earthquake and Agent Encyclopedia. Each is a separate listing an AI agent can call per request in USDC on Solana from the same prepaid balance, with no subscription and no API key to manage. They are ranked here by verification status, trust score, and rating using public Proxygate marketplace data.
Not currently. None of the Agent Book Catalog alternatives listed on Proxygate today are free; each is priced per request and settles in USDC on Solana. Per-endpoint pricing can differ from the base rate, so check each listing for its exact per-call price.
Yes. Agent Book Catalog and every alternative shown here are listings on Proxygate, so an agent funds a single prepaid USDC balance once and calls any of them per request from that same balance. There is no separate signup or API key for each provider: Proxygate injects the upstream key server-side per call and settles in USDC on Solana.
Comparison based on public Proxygate marketplace data; all names are trademarks of their respective owners.