Augments MCP Server vs GPT55 x402 MCP Gateway | AllMCPs
Side-by-Side Model Context Protocol Comparison
Augments MCP Server vs GPT55 x402 MCP Gateway
In-depth architectural comparison of the Augments MCP Server and GPT55 x402 MCP Gateway MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
Augments MCP Server
Developer Tools · Local stdio
Quality: 63/100 (Good) | Auth: No auth required
GPT55 x402 MCP Gateway
Developer Tools · Remote HTTP/SSE
Quality: 56/100 (Good) | Auth: other
Verdict Summary: Choose Augments MCP Server if you need specialized Developer Tools tools running via a local process. Choose GPT55 x402 MCP Gateway if your workspace requires Developer Tools integration with remote web transport. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose Augments MCP Server when:
You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Transform Claude Code with intelligent, real-time access to 90+ framework documentation sources. Get accurate, up-to-date code generation that follows current best practices for React, Next.js, Laravel, FastAPI, Tailwind CSS, and more.
GPT-5.6 Luna Standard paid API via x402: $0.00293 per request (2930 atomic) on Base USDC (eip155:8453), with browser-wallet checkout and an agent fallback client. Start at https://gpt55.558686.xyz/x402/service; POST https://gpt55.558686.xyz/v1/chat/completions/standard.
Category & Scope
Tools & Capabilities Breakdown
Augments MCP Server Tools (8)
get_api_context
RECOMMENDED: Get precise API signatures, parameters, return types, prose documentation, and code examples for any npm package. Handles natural language like "react useEffect cleanup" or "how to use zustand". Always try this first.
search_apis
Search for APIs across multiple frameworks when you don't know the exact name. Supports concept search like 'state management' which matches useState, createStore, atom, etc.
get_version_info
Get version info, available versions, and breaking change detection for any npm package. Now includes actual breaking changes and new features from changelogs.
get_migration_guide
Get a detailed migration guide between package versions. Returns breaking changes, new features, deprecations, type diffs, and official migration docs.
diagnose_error
Diagnose an error message or stack trace. Matches against known error patterns, searches GitHub issues, and finds relevant documentation.
Ready-to-Paste Client Configurations
Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).
Augments MCP Server is categorized under Developer Tools and uses a local stdio subprocess. In contrast, GPT55 x402 MCP Gateway belongs to Developer Tools using remote streaming HTTP/SSE transport. Select Augments MCP Server when you need capabilities focused on developer tools and GPT55 x402 MCP Gateway when you require tools for developer tools.
Compare npm packages side-by-side: downloads, bundle size, dependencies, GitHub stars, exported APIs. Great for choosing between alternatives.
scan_project_deps
Scan project dependencies for outdated packages, major updates, deprecated packages, and security advisories. Reads package.json.
diagnostics
Get server health information: version, uptime, memory usage, cache statistics, and Node.js version.
GPT55 x402 MCP Gateway Tools (218)
gpt55_x402_ping
Low-cost x402 payment proof endpoint with no upstream model call. Pay up to $0.002 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
gpt55_balance_topup
Top up a GPT55 prepaid balance account with x402 exact USDC before using balance-metered GPT-5.5 chat. Pay up to $0.005 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
gpt55_balance_metered_chat_completion
OpenAI-compatible GPT-5.5 chat that debits a persistent prepaid balance ledger after actual upstream usage is known using the read-only sub2api formula. Pay up to usage-metered balance debit per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
chat_standard
GPT-5.6 Luna chat for mainstream short answers, routing decisions, extraction helpers, and buyer trials. The legacy mini path remains available as a compatibility alias. Pay up to $0.00293 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
chat_gpt_5_6_soul
GPT-5.6 Soul flagship chat for advanced reasoning, production work, code, and structured responses at GPT-5.5-matched pricing. Pay up to $0.099995 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
chat_gpt_5_6_luna
GPT-5.6 Luna chat on the independently verified upstream gpt-5.6-luna model. Pay up to $0.019999 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
chat_gpt_5_6_terra
GPT-5.6 Terra chat on the independently verified upstream gpt-5.6-terra model. Pay up to $0.049998 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
chat_gpt_5_5
GPT-5.5 chat for stronger reasoning, production work, code, and structured responses. Pay up to $0.019999 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
chat_gpt_5_3_codex
GPT-5.3 Codex chat for coding-oriented agent work, patch planning, and structured development output. Pay up to $0.007472 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
chat_gpt_5_4
GPT-5.4 chat for high-quality general reasoning, coding, and structured responses. Pay up to $0.010109 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
gpt55_x402_buyer_payment_execution_runbook
Premium GPT-5.5 x402 buyer execution agent that turns a paid route, budget cap, runtime, payTo/network expectation, and receipt policy into runnable Node, Python, Bash, MCP, and Flowise payment execution assets. The service never asks for private keys and never pays the target endpoint. Pay up to $4.90 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
gpt55_x402_wallet_payment_activation_agent
Premium wallet payment activation agent for quote-only x402 buyers. It turns a target paid route, wallet runtime, route id, payTo/network expectations, receipt-gate requirement, and live quote intent signals into a buyer-owned activation plan, Node activation client, MCP payment activation config, Flowise payment activation node, and receipt gate policy without taking custody of private keys. Pay up to $2.90 per request with x402 USDC on Base or choose the fixed-price Solana USDC option when advertised. Exact fixed-price payment and Base upto token-metered payment are both accepted when clients support them; upto settlements use actual response usage, a 0.0001 minimum, and the selected tier price as the cap. Canonical live prices: https://gpt55.558686.xyz/x402/live-prices.json.
