Census Data API — intelligence and analytics for AI agents.

Census Data Intel API — intelligence and analytics for AI agents.

Look up US Census demographic data by location

Parse and normalize census data formats and classifications

Look up available census records by country and year

Central Asian Geography data API with random, search, and bulk endpoints.

Central bank data for major economies — Federal Reserve, ECB, Bank of England, Bank of Japan and more.

Calculate centroids of polygons and point clusters

Calculate centroids and geographic centers from polygon data

Live ceo buy intel data and intelligence for agents and automated workflows

Ceramic Art History data API — search, random, bulk endpoints.

Validate the full SSL certificate chain to root CA

Get certificate authority details for any SSL certificate

Get all Subject Alternative Names from any SSL certificate

Score TLS certificate configuration health and expiry risk

Parse X.509 SSL/TLS certificates to JSON

Check if SSL certificate has been revoked via CRL or OCSP

Calculate certification renewal deadlines and grace periods

Calculate stroke risk score for atrial fibrillation patients

Monitor blockchain network activity including TPS, congestion, and active addresses.

Compare blockchain networks — Ethereum, Bitcoin, Solana, Polygon, Arbitrum and Base. TPS, costs and consensus.

Compare blockchain networks head-to-head — speed, cost, security and use cases for 8 major chains. Built for AI agents.

Compare blockchain networks head-to-head — speed, cost, security and use cases for 8 major chains. Built for AI agents.

Blockchain chain data — metrics, consensus, validators and issuance for 6 major networks. Built for AI agents.

Blockchain chain data — metrics, consensus, validators and issuance for 6 major networks. Built for AI agents.

Chain Decentralization Tier Lookup

Chain Explorer Url Builder

Chain Fee Percentile Registry

Chain Finality Tier Lookup

Pings benchmark token pairs across all 0x-supported chains

Look up blockchain chain IDs — Ethereum, Arbitrum, Base, Polygon, Optimism and 100+ EVM chains. Built for AI developer agents.

Blockchain network metrics for Ethereum, Bitcoin, Solana, Polygon, Arbitrum and Base. TPS, finality and consensus data.

Chain Mev Risk Tier Lookup

Score evidence chain of custody documentation completeness

Format reasoning steps as chain-of-thought prompts

Live chain of thought formatter data for agents and LLMs.

Live chain of thought live data and intelligence for agents and automated workflows

Guide to chain-of-thought prompting for improved LLM reasoning on complex tasks.

Validates LLM reasoning chains for logical gaps, circular reasoning, and conclusion alignment.

Openapis Chain Of Thought Scorer data instantly — optimized for agents, LLMs, and MCP workflows.

Score prompts for chain-of-thought quality — step-by-step, show work, verification, answer format.

Score reasoning quality — numbered steps, transitions, causal links, conclusions.

Validate chain of thought reasoning for agents with logic and step checking

Chain Rpc Endpoint Registry

Recommend the best blockchain for a given use case and requirements

Chain Throughput Tps Registry

Live champions league intel data and intelligence for agents and automated workflows

Score pharmaceutical change control process effectiveness

Score land change detection accuracy from validation

Score land cover change detection accuracy metrics