x402 Services
| Rank | Service | Category | Chains | Volume · 30d | Transactions · 30d | Buyers |
|---|---|---|---|---|---|---|
| #450 | filing-brief x402-data-api.x402agent.workers.dev Turns SEC filings into decisions. One paid call returns a structured brief, a change report or an investment-committee scaffold — computed from EDGAR filings… | AI | Base | $1.02 | 7 | 2 |
| #451 | quantum-artificer.surewhynot.app quantum-artificer.surewhynot.app A paid API for physics, mathematics, chemistry, and quantum computation. | Chain infra | Base, Solana | $0.211 | 14 | 5 |
| #453 | Agent Input Guard project-zero-agent-api.jordy-prods.workers.dev Preflight untrusted text for common prompt-injection, credential-exfiltration, and tool-abuse patterns. Deterministic heuristic scan; not a guarantee of safety. | AI | Base | $0.004 | 2 | 2 |
| #454 | Aayat AI aayatai.com Pay-per-use data and tools for AI agents: crypto token safety, prices and wallets, an LLM gateway, web search and documents to Markdown, library docs, package… | AI | Base, Solana | $1.06 | 129 | 9 |
| #455 | ZayGuard zayguard.onrender.com ZayGuard Pre-Send Safety Check — an evidence-based, read-only Base and Arbitrum transaction assessment API. POST /v1/assessments is x402-protected and costs… | AI | Base | $0.20 | 4 | 3 |
| #456 | dt0ur.online x402 Agentic Tooling API dt0ur.online Pay-per-call tools for AI agents: document/EDI parsing, OCR, transcription, video keyframes, C2PA provenance, market data, web scraping, inference and… | Data | Base, Solana | $6.03 | 136 | 5 |
| #457 | Kviria kviria.com The location engine for AI agents: one verified coordinate from where a user means. One POST /v1/agent call is one turn. Stateless: all conversation state is… | AI | Base | $0.02 | 1 | 1 |
| #458 | Revenue Agent prh.news Deterministic OpenAPI and Swagger API contract analysis for developer tools and automated workflows. Detects breaking changes and API drift; it does not… | AI | Base | $0.20 | 2 | 2 |
| #459 | api.tcgapi.dev tcgapi.dev Provides detailed data for trading cards across Pokemon, Magic: The Gathering, Yu-Gi-Oh, Lorcana, and other games. | Data | Base, Solana | $0.29 | 31 | 6 |
| #460 | Root Logos Machine Services rootlogos.com Bounded deterministic structural evaluation and attributable participation. | AI | Base | $0.15 | 3 | 3 |
| #461 | Machine Market Social machine-market-social-mainnet.machine-market.workers.dev x402-paid public social-data endpoints backed by ScrapeCreators. | Data | Base | $0.076 | 6 | 3 |
| #462 | BTC Node API btcnode.uk Agent + Bitcoin + Data + SEC + Scrape + AI + Reddit | AI | Base | $0.023 | 23 | 6 |
| #463 | QSIG Intelligence API qsig.net Machine-readable market intelligence. Computed observations with published validation. No trading signals. | Data | Base | $0.12 | 6 | 5 |
| #464 | HelpMyAgent API helpmyagent.com Pay-per-call APIs designed to be discovered and consumed by AI agents. | Search | Base | $0.012 | 6 | 6 |
| #465 | Maha Context Compiler mahastrategies.com Provides context compilation and verification outputs, including CABEZON buyer briefs with source snapshots and acceptance reporting. | AI | Base | $22.15 | 69 | 9 |
| #466 | Trusted Agent Market Snapshot compose.land Agent-market demand snapshot API plus small paid agent utilities. Category demand scores with honest provenance labels, per-category last-checked timestamps… | AI | Base | $0.06 | 6 | 4 |
Showing 417–432 of 1,486