MCPJam - MCPJam | ai.dosa.dev

MCPJam

MCPJam · Terminal & CLI Agents · Updated Aug 12, 2026

MCPJam is a comprehensive development, testing, and evaluation platform for Model Context Protocol (MCP) servers and AI agent integrations. It provides developers with visual debugging, cross-client testing, and CI/CD automation to ensure reliability before production deployment.

Recent Updates

Updated stateless MCP protocol to the 2026-07-28 RC, added support for the original 2025-03-26 OAuth specification, and integrated support for GPT-5 model variants.

As of Aug 12, 2026

Key Features

IDE-style visual inspector for debugging MCP tools, resources, and OAuth flows
Cross-client evaluation suite for testing server performance across different AI hosts
CLI and SDK for integration into CI/CD pipelines to gate releases on quality checks
OAuth debugger with support for various protocol versions, DCR, and CIMD
Shared workspaces for real-time team collaboration on MCP configurations

Who It's For

✓ Best For

Developers and teams building, testing, or maintaining MCP servers who need to ensure protocol compliance, security, and reliable tool-calling behavior across multiple AI clients.

✗ Not Ideal For

Projects requiring local STDIO connections in the hosted web app version (which is HTTPS-only) or teams seeking an agent observability tool for post-production monitoring.

Pricing

Freemium

Offers a free Community plan for individuals and small teams. Paid tiers include Starter (billed annually at $49/mo) and Pro (billed annually at $59/mo per seat), plus a custom-priced Enterprise tier for large organizations.

Verdict

An essential, industry-standard tool for MCP developers; its ability to act as a 'Postman for MCP' makes it indispensable for debugging, automated testing, and ensuring production readiness.