Orthogonal · Jun 2026
Official seed-round announcement: Orthogonal raised $4.3M led by Pantera Capital, with Y Combinator, Pioneer Fund, Decasonic, Blast, Outbound, and Surreal by Premise also participating.
Public company, workplace, funding, and market signals
Updated Jul 30, 2026
Orthogonal is a San Francisco-based AI-agent infrastructure company that lets agents discover, access, and pay for third-party APIs and tools through one integration, using an SDK, REST API, MCP server, and CLI.
Primary product
A unified API / MCP / SDK platform for AI agents to discover, call, and pay for external services and APIs.
Founded
2025
Headquarters
San Francisco, California, United States
Team size
1-10
Industry
Technology, Information and Internet
Sub-industry
AI infrastructure / developer tools
Offices
0 jobs at Orthogonal
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Business model
Stage
Seed
Total raised
$4.3M
Latest round
Seed · Jun 2026
Latest amount
$4.3M
Jun 2026 · Pantera Capital
Y Combinator
Investors
Founder-led, technical, and very early-stage; publicly emphasizes shipping quickly, integrating tightly with developers, and building infrastructure for the agent economy.
Compensation
Public compensation evidence is limited to the Founding Engineer posting at $150K–$220K plus equity; no broader employee compensation policy is public.
Pricing
Pay-per-call / usage-based credits; no subscription, with calls typically priced around a cent or two.
Differentiators
Technology
Customers
Competitors
Estimated revenue
≈$8.9M/year (Growjo estimate)
Orthogonal · Jun 2026
Official seed-round announcement: Orthogonal raised $4.3M led by Pantera Capital, with Y Combinator, Pioneer Fund, Decasonic, Blast, Outbound, and Surreal by Premise also participating.
PRNewswire · Jun 2026
Wire release covering the same round, emphasizing the company’s discovery, orchestration, and payment layer for AI agents and its production use with GTM teams and AI-native startups.
Pantera Capital · Jun 2026
Pantera explains why it led Orthogonal’s seed round and frames the company as infrastructure for the agentic economy.
Orthogonal · Jun 2026
Orthogonal announced a partnership with Tempo to support MPP, adding multi-method, session, and streaming payment rails for agents.
Orthogonal · Jan 2026
Launch post describing Orthogonal as a payment layer for AI agents with MCP, SDK, REST API, and x402-fetch support.