 Crypto analysis, guides and coin FAQs over a hosted MCP server and a free key-less JSON API MCPOpenAPIllms.txt | crypto+6 | MCP+2 | — | none, Search | 3/5 | | |
 Primary-source commodities reference for agents via OpenAPI and llms.txt. OpenAPIllms.txtskill | commodities+2 | OpenAPI+2 | — | wallet, Search | 3/5 | | |
 Resold OpenAI-compatible model API. Prepaid tokens; whole-cent rounding up per successful request, US$0.01 minimum. OpenAPIllms.txt | llm+3 | OpenAPI+1 | — | api-key, Models | 3/5 | | |
 Marketplace of handmade and vintage goods, an early agentic-checkout partner and UCP collaborator OpenAPI | marketplace+3 | OpenAPI | ACP+1 | m2m-oauth, Merchants | 3/5 | | |
 Agentic checkout that makes any digital surface shoppable while the merchant stays merchant of record OpenAPI | checkout+3 | OpenAPI | ACP | api-key, Merchants | 3/5 | | |
 B2B used-crane marketplace with public discovery MCP for agents. MCPOpenAPIllms.txt | mcp+2 | MCP+2 | — | none, Merchants | 3/5 | | |
 Text-to-image API with strong typography and in-image text rendering OpenAPIllms.txt | image+2 | OpenAPI+1 | — | api-key, Media | 3/5 | | |
 Pay-later and payment methods wired into agentic checkout, an early UCP adopter OpenAPIllms.txt | payments+3 | OpenAPI+1 | UCP | api-key, Merchants | 3/5 | | |
 Agent-priced US macro and market data with OpenAPI and llms.txt. OpenAPIllms.txt | market-data+2 | OpenAPI+1 | — | api-key, Search | 3/5 | | |
 Profile-based user memory that keeps structured, evolving user profiles instead of raw transcript recall OpenAPI | agent-memory+3 | OpenAPI | — | api-key, Memory | 3/5 | | |
 Work OS boards and workflows exposed to agents over MCP and OpenAPI. MCPOpenAPIllms.txt | mcp+1 | MCP+2 | — | api-key, Platforms | 3/5 | | |
 Domain registration, transfers, and DNS management over API OpenAPI | domains+2 | OpenAPI | — | api-key, Merchants | 3/5 | | |
 Wallet and mandate infrastructure for agentic checkout, aligned to ACP flows OpenAPI | agent-wallets+3 | OpenAPI | ACP | api-key, Payments | 3/5 | | |
 Crypto payment gateway API supporting 300+ assets with webhooks and payouts OpenAPIllms.txt | payments+3 | OpenAPI+1 | — | api-key, Payments | 3/5 | | |
 Remote agent sandboxes via REST and MCP — scheduled jobs with evidence-backed results. MCPOpenAPIllms.txt | mcp+2 | MCP+2 | — | api-key, Browsers | 3/5 | | |
 Proxy network and scraper APIs with structured e-commerce and SERP parsers MCPOpenAPI | scraping+3 | MCP+1 | — | api-key, Browsers | 3/5 | | |
 Human-in-the-loop payment rails that let agents move real money under explicit approval policies OpenAPI | agent-payments+3 | OpenAPI | — | api-key, Payments | 3/5 | | |
 Text-to-speech with voice cloning and streaming output OpenAPI | tts+3 | OpenAPI | — | api-key, Speech | 3/5 | | |
 Print-on-demand production and fulfillment over a REST API OpenAPIllms.txt | print-on-demand+2 | OpenAPI+1 | — | api-key, Merchants | 3/5 | | |
 Research participant recruitment with a documented REST API for creating studies and paying out OpenAPIllms.txt | participants+3 | OpenAPI+1 | — | api-key, Other | 3/5 | | |