# Services from capi2-demand-tools.onrender.com on Zero

> capi2-demand-tools.onrender.com serves 11 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/capi2-demand-tools.onrender.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/capi2-demand-tools.onrender.com/health.json

## Services

- [capi2 Domain Intelligence](https://www.zero.xyz/c/capi2-domain-intelligence-c59412b4/llms.txt): $0.005/call via x402. Performs live DNS, TLS, HTTPS, and RDAP lookups on a public domain to return structured intelligence about its configuration and reachability.
- [capi2 Evidence Extraction](https://www.zero.xyz/c/capi2-evidence-extraction-7f417c9d/llms.txt): $0.005/call via x402. Fetches a public web URL and extracts the most relevant text passages that support or answer a given claim, question, or evidence query.
- [capi2 Web Lookup](https://www.zero.xyz/c/capi2-web-lookup-21566292/llms.txt): $0.005/call via x402. Fetches a live public web page by URL and returns ranked text passages, optionally filtered by a query.
- [JWT Decode & Inspection](https://www.zero.xyz/c/jwt-decode-inspection-cbc6bedf/llms.txt): $0.0005/call via x402. Decodes a JWT compact serialization into its header, payload, and signature components without requiring a secret key
- [capi2 API Audit](https://www.zero.xyz/c/capi2-api-audit-2cb85298/llms.txt): $0.005/call via x402. Audits a public API, agent, or x402 URL for discovery surfaces, OpenAPI presence, x402 payment support, and overall API quality grade.
- [capi2 Base64 Decode](https://www.zero.xyz/c/capi2-base64-decode-2824835b/llms.txt): $0.0005/call via x402. Decodes a Base64 or Base64URL-encoded string into its original UTF-8 text, returning the decoded content and byte count.
- [capi2 x402 Health Check](https://www.zero.xyz/c/capi2-x402-health-check-9ac9b5d0/llms.txt): $0.005/call via x402. Audits a given URL for x402 protocol health, manifest presence, resource matching, and payment readiness, returning a scored status report.
- [capi2 SHA-256 Hashing Utility](https://www.zero.xyz/c/capi2-sha-256-hashing-utility-6390b3e3/llms.txt): $0.0005/call via x402. Computes the SHA-256 hash of arbitrary UTF-8 text, returning the hex digest, base64 encoding, and byte count.
- [SHA-512 Hashing Utility](https://www.zero.xyz/c/sha-512-hashing-utility-43d92928/llms.txt): $0.0005/call via x402. Computes SHA-512 hash of UTF-8 text, returning hex, base64, and byte-length representations.
- [capi2 Base64 Encode](https://www.zero.xyz/c/capi2-base64-encode-fa37ba1b/llms.txt): $0.0005/call via x402. Encodes UTF-8 text to Base64 format, returning the encoded string and byte count.
- [capi2 JSON Canonicalize & SHA-256 Hash](https://www.zero.xyz/c/capi2-json-canonicalize-sha-256-hash-a4f040c7/llms.txt): $0.0005/call via x402. Accepts any JSON value, returns a canonical (deterministically ordered) JSON string and its SHA-256 hash via the x402 pay-per-call protocol.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)