Anthropic MCP
Model Context Protocol specification
The top alternatives to Orthogonal in the MCP Tooling space, compared on features, pricing, and what they're best at.
Updated March 27, 2026
Orthogonal is an API marketplace and payment layer for AI agents. Part of YC W2026, it was founded by Christian Pickett (ex-Coinbase payments, ex-Vercel billing) and Bera Sogut (ex-Google reCAPTCHA/Maps, ex-Amazon Robotics, 2x ACM ICPC World Finalist). Developers and agents get instant access to hundreds of paid APIs through a single MCP server or SDK, with no key management and pay-as-you-go pricing.
Anthropic MCP
Model Context Protocol specification
Composio
250+ pre-built tool integrations
Glama
MCP registry
Manufact
Open-source MCP agent SDK
E2B
Zapier MCP
MintMCP
Enterprise security
BrowserAct
Browser automation
Toolhouse
Smithery
MCP server registry and marketplace
Nango
Arcade AI
Zatanna
Browser workflow to API conversion
One platform for routing, observability, tracing, and evals across every LLM provider.