toolgrep / AI agents & frameworks / Verifi
Alternatives to Verifi
Verifi: Human judgment for AI agents. 8 products similar to Verifi, compared on pricing, free tier, API, MCP server, SDK and open source. 7 of 8 have a free tier, 8 of 8 have an API, 8 of 8 offer an MCP server, 1 of 8 is open source.
- Countersignatory
The going rate for a human minute
- PayAPI Market
x402 marketplace for AI agents
- QVeris
Bring professional data to the AI you already use
- agentsvc.io
Pay-per-call API marketplace for AI agents with 127 services settled in USDC via x402
- Fatstack
Pay-per-call tools for AI agents
- nohumans.directory
A machine-readable registry of paid x402 APIs and datasets, verified by paying endpoints with real USDC and publishing purchase outcomes.
- Elicitly
Your AI has questions. Your users have answers.
- minia2a.uk
Marketplace of 1,600+ pay-per-call API services for AI agents, settled in USDC on Base via the x402 protocol.
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| Verifi | Usage-based · from 0.10 EUR admission + 2.90 EUR (60 min) or 1.45 EUR (24 h) unlock per review | yes | yes | yes | no | no |
| Countersignatory | Usage-based | yes | yes | yes | yes | — |
| PayAPI Market | Free | yes | yes | yes | yes | — |
| QVeris | Usage-based | yes | yes | yes | yes | no |
| agentsvc.io | Usage-based · from $0.002 per call | yes | yes | yes | no | — |
| Fatstack | Usage-based · from $0.0005 per call | — | yes | yes | yes | — |
| nohumans.directory | Free | yes | yes | yes | — | — |
| Elicitly | Freemium · from $0 | yes | yes | yes | no | yes |
| minia2a.uk | Usage-based | yes | yes | yes | no | — |
Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted. Similarity comes from the products' descriptions.
API
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