Catalog
Every x402, MPP, MCP, and skill listing we've indexed, normalized, and enriched.
https://api.blockscout.com/:chain_id/api/v2/tokens/:address_hash_param
https://api.blockscout.com/:chain_id/api/v2/transactions/:transaction_hash_param
MCP server readiness API for agents: audit tools/list, schemas, manifests, discovery, and integration readiness for $0.01 USDC before publishing or connecting a client.
MCP server readiness API for agents: audit tools/list, schemas, manifests, discovery, and integration readiness for $0.0
JSON validation API for agents: validate, normalize, and pretty-print a bounded JSON payload for $0.001 USDC with structured errors—no API key or upstream.
JSON validation API for agents: validate, normalize, and pretty-print a bounded JSON payload for $0.001 USDC with struct
Estimate GPT- and Claude-style token counts for a text payload for $0.001 USDC; deterministic and keyless.
UUID generator API for agents: generate one to ten UUIDv4 identifiers for $0.001 USDC with no API key or subscription.
Convert Unix, ISO 8601, and human timestamps for $0.001 USDC with one normalized response.
Encode or decode Base64 safely for $0.001 USDC; bounded, deterministic, and keyless.
SHA-256 hash API for agents: hash text with SHA-256, SHA-1, or MD5 for $0.001 USDC and return a compact deterministic receipt—not a password KDF.
SHA-256 hash API for agents: hash text with SHA-256, SHA-1, or MD5 for $0.001 USDC and return a compact deterministic re
Check URL reachability, status, latency, and key headers for $0.001 USDC with no API key.
Test a regular expression and return matches, groups, and counts for $0.001 USDC.
Validate and describe a five-field cron schedule for $0.001 USDC, including the next runs.
Look up HTTP status-code meanings for $0.001 USDC or retrieve the common-code reference.
PDF text extraction API for agents: extract bounded UTF-8 text from one caller-supplied PDF for $0.003 USDC via x402
PDF text extraction API for agents: extract bounded UTF-8 text from one caller-supplied PDF for $0.003 USDC via x402. Lo
Extract English machine-printed text from one caller-supplied PNG, JPEG, or WebP locally for $0.01 USDC via x402
Extract English machine-printed text from one caller-supplied PNG, JPEG, or WebP locally for $0.01 USDC via x402. Return
News search API with publisher links for agents: search recent GDELT Project news metadata for $0.001 USDC
News search API with publisher links for agents: search recent GDELT Project news metadata for $0.001 USDC. Returns attr
Scanned PDF OCR API for agents: OCR up to 10 pages of one caller-supplied scanned PDF for $0.01 USDC via x402
Scanned PDF OCR API for agents: OCR up to 10 pages of one caller-supplied scanned PDF for $0.01 USDC via x402. Returns b
Crypto news API for agents: search recent attributed crypto headlines (Bitcoin, Ethereum, DeFi, Web3) through the GDELT Project for $0.001 USDC
Crypto news API for agents: search recent attributed crypto headlines (Bitcoin, Ethereum, DeFi, Web3) through the GDELT
Search bounded Wikidata entity metadata for $0.001 USDC
Search bounded Wikidata entity metadata for $0.001 USDC. Returns stable IDs, labels, descriptions and source links for p
Search bounded English Wikipedia metadata for $0.001 USDC through the public Wikimedia API
Search bounded English Wikipedia metadata for $0.001 USDC through the public Wikimedia API. Returns attributed page link
US weather forecast API for agents: return a normalized National Weather Service (NOAA/NWS) multi-period forecast for $0.001 USDC from latitude/longitude only—US coverage, attributed periods, no ar...
US weather forecast API for agents: return a normalized National Weather Service (NOAA/NWS) multi-period forecast for $0
Address geocoding API for agents: geocode one U.S., Puerto Rico, or U.S
Address geocoding API for agents: geocode one U.S., Puerto Rico, or U.S. Island Areas address for $0.001 USDC through th