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API & MCP Development

Articles in the “API & MCP Development” category.(2articles)

API & MCP Development2026.08.17

MCP Support for SaaS: 5 Implementation Patterns From Running 2 in Production

MCP support for a SaaS can start by adding a thin MCP layer on top of your existing REST API. Five patterns, from tool granularity and two-stage sending to key revocation, that took shape running our own CMS (8 tools) and email API in production, plus the design calls we chose not to make.

API & MCP Development2026.08.17

MCP Server Development Cost | 5 Questions Before Outsourcing and Our Pricing

MCP server development cost in Japan: ¥1,000,000 to over ¥10,000,000 for API integration work (as of 2026). Our pricing (from ¥2,500,000, excl. tax) as a company running MCP servers in production on two of our own SaaS products, plus five questions to ask a developer before outsourcing.

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