toolgrep / AI agents & frameworks / AISkills402
Alternatives to AISkills402
AISkills402: Marketplace of tested SKILL.md files that AI agents buy once over x402, paid in USDC on Base. 8 products similar to AISkills402, compared on pricing, free tier, API, MCP server, SDK and open source. 5 of 8 have a free tier, 8 of 8 have an API, 8 of 8 offer an MCP server.
- minia2a.uk
Marketplace of 1,600+ pay-per-call API services for AI agents, settled in USDC on Base via the x402 protocol.
- 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
- PayAPI Market
x402 marketplace for AI agents
- AgentBIT
Pay-per-call API tools for AI agents, monetized with the x402 protocol
- ISHOB
Intelligent Service Hub for Autonomous Bots
- Ausca
Pay-per-call APIs and MCP services for agents
- 402cron
Scheduled webhook delivery for AI agents, paid per run in USDC on Base via x402
Side by side
| Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|
| AISkills402 | Usage-based · from $0.01 one-time per skill; pay-per-call APIs from $0.003 | yes | yes | yes | no | no |
| minia2a.uk | Usage-based | 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 | — |
| PayAPI Market | Free | yes | yes | yes | yes | — |
| AgentBIT | Usage-based | yes | yes | yes | no | — |
| ISHOB | Usage-based · from $0.0001 per call | yes | yes | yes | — | — |
| Ausca | Usage-based | — | yes | yes | yes | — |
| 402cron | Usage-based · from $0.0005 per delivery attempt | no | yes | yes | no | 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
curl https://toolgrep.com/api/products/aiskills402/alternatives