Agent-ready SDKs and API clients
874 verified SDKs and API clients sites, 304 of them transactable — every one probed live, with the date it was checked. Figures generated 27 Sep 2026 13:03 UTC
Checks passed across the 926 probed hosts: Markdown negotiation 733 · Markdown twin at a predictable URL 682 · llms.txt 878 · API catalog 91 · MCP server card answers 812.
✓Biconomy Docs docs.biconomy.io
Documentation for Biconomy's full-stack infrastructure enabling seamless Web3 experiences with smart accounts, orchestration, and integration APIs.
also in blockchain and web3✓Bitfab docs.bitfab.ai
Bitfab provides tools to test AI code changes by replaying traces with mocks and database snapshots for safe experimentation.
also in AI agents✓Blend docs.blend.money
Blend provides non-custodial account infrastructure with compliance controls and per-user Gnosis Safe accounts.
also in IT services and cybersecurity✓Brickken Documentation docs.brickken.com
Developer documentation for Brickken API to tokenize real-world assets and manage AI agents with on-chain authority.
also in AI agents✓BuildBetter docs.buildbetter.ai
BuildBetter documentation provides guidance on using their AI-powered platform and GraphQL API for knowledge management and operational workflows.
also in AI agents✓Busha Developer Documentation docs.busha.io
Busha Developer Documentation provides API and SDK guides for payments, on/off-ramp, and customer onboarding integration.
also in payments✓Caibo IPG API Reference docs.caibo.digital
Comprehensive API documentation for Caibo Integrated Payment Gateway supporting multiple payment methods and real-time transaction management.
also in payments✓Caldera Docs docs.caldera.xyz
Caldera Docs explains Metalayer, a blockchain interoperability solution enabling unified cross-chain transfers and omnichain tokens across multiple networks.
also in blockchain and web3✓Capa.fi docs.capa.fi
Capa.fi provides API documentation for integrating cryptocurrency and fiat currency on-ramping, off-ramping, and cross-ramp transfers.
also in payments✓Captide API docs.captide.ai
Captide API provides access to global corporate disclosures and AI-driven insights for financial workflows and investment research.
also in search and data APIs✓CBPay docs.cbpayapp.com
CBPay is a multi-currency payment platform for Latin America offering APIs for fiat payouts, payins, crypto operations, cards, subscriptions, and compliance.
also in payments✓Celesto AI docs.celesto.ai
Documentation for Celesto AI providing secure sandboxed computers with persistent files, storage, browser access, terminals, and SDKs for AI agents.
also in AI agents✓Centure docs.centure.ai
Documentation for Centure, an API detecting prompt injection attacks with categorized threat detection and confidence levels.
also in security and identity✓Ceramic docs.ceramic.ai
Documentation for Ceramic Search API including playground, SDK installation, API key generation, and integrations.
also in search and data APIs✓Chainrails Documentation docs.chainrails.io
Chainrails provides an API and SDK to enable apps to accept crypto and fiat payments across multiple blockchains and countries.
also in payments✓CHIP API docs.chip-in.asia
Documentation for CHIP Collect API including endpoints, API key management, SDKs, libraries, and plugins for payment integration.
also in payments✓Chipi SDK docs.chipipay.com
Documentation for Chipi SDK enabling gasless Starknet wallets with biometric sign-in and no seed phrases or gas fees.
also in blockchain and web3✓Churnkey Documentation docs.churnkey.co
Documentation for integrating Churnkey with product and billing stacks to manage customer subscriptions and cancel flows.
also in payments✓Cline docs.cline.bot
Cline is an AI coding agent that reads and writes files, runs commands, and integrates with editors and terminals with user approval.
also in productivity and documents software✓CodeQR Documentation docs.codeqr.io
CodeQR provides managed dynamic QR Codes, short links, personalized landing pages, and real-time analytics accessible via API and integrations.
also in productivity and documents software✓CoinVoyage docs.coinvoyage.io
CoinVoyage is a non-custodial cross-chain crypto payments platform enabling users to pay with any supported token while settling in preferred assets and chains.
also in payments✓Cometly API Docs docs.cometly.com
Cometly API documentation provides instructions to integrate and use the API for tracking conversions and managing marketing data.
also in marketing software✓Composo docs.composo.ai
Composo provides an API and SDK for deterministic evaluation of LLM responses using generative reward models with real-time tracing support.
also in AI agents✓Conduit API docs.conduit.financial
Documentation for integrating with the Conduit API for customer onboarding, compliance, and payments using an application-based model.
also in payments✓Cosmon Documentation docs.cosmon.com
Documentation for Nexus, an AI agent integrated with CAD and simulation tools for engineering workflows.
also in AI agentsMore in Developer APIs & infrastructure: payments · e-signatures · AI agents · conversational and voice AI · generative media · blockchain and web3 · email and messaging · search and data APIs · analytics and observability · databases and storage · cloud and hosting · security and identity · extensions and plugins · embedded devices and firmware · programming languages and frameworks · build and test tooling · developer platforms · ecommerce infrastructure