{"title":"Wat is MCP?","slug":"what-is-mcp","category":"mcp","summary":"Model Context Protocol laat LLM's externe tools aanroepen. Synapse biedt 79 tools via de officiële MCP-server.","audience":["human","llm"],"tags":["mcp","intro","overview"],"difficulty":"beginner","updated":"2026-06-27","word_count":558,"read_minutes":3,"llm_context":"MCP = Model Context Protocol (Anthropic, 2024). Open standard for LLM-tool integration.\nSynapse has official MCP server: synapse-mcp-api (npm package, npx -y synapse-mcp-api@latest)\n79 tools exposed: 22 memory, 7 chat, 8 scheduler, 4 tasks, 5 scripts, 9 computers, 4 push, 5 user, 3 utility\n3 transports: stdio (local), HTTP/SSE (remote), WebSocket (mobile)\nSupported clients: Claude Desktop, Claude Code, Cursor, Continue, Cline, any MCP-compatible client\nTool Profiles (v1.4.0): minimal (8 tools), standard (25), full (119) — controlled via MCP_PROFILE env or Mcp-Tool-Profile header\n","lang":"nl","translated":true,"requested_lang":"nl","content_markdown":"\n# Wat is MCP?\n\nHet **Model Context Protocol (MCP)** is een open standaard van Anthropic (2024)\ndie LLM's op een gestructureerde manier externe tools laat aanroepen. In plaats\nvan API-documentatie in de prompt te plakken, registreert u tools bij de\nMCP-server, en de LLM roept ze aan wanneer nodig — vergelijkbaar met function\ncalling, maar gestandaardiseerd en onafhankelijk van de client.\n\n## Synapse MCP-server\n\nSynapse wordt geleverd met een officiële MCP-server (`synapse-mcp-api` op npm)\ndie **79 tools** beschikbaar maakt die alle Synapse-functies dekken:\n\n| Categorie | Tools | Aantal |\n|-----------|-------|--------|\n| Memory | recall, list, store, search, semantic-search, update, delete, bulk-delete, stats, unverified, contradictions, audit, related, by-tag, diff, expiring, health, sync, embed-batch, verify, unverify, mind-export | 22 |\n| Chat | poll, reply, status, history, unread, send, upload | 7 |\n| Scheduler | cron_list, cron_create, cron_delete, cron_toggle, var_list, var_get, var_set, var_delete | 8 |\n| Tasks | task_list, task_get, task_create, task_update | 4 |\n| Scripts | script_list, script_get, script_info, script_store, script_delete | 5 |\n| Computers | computer_list, computer_get, install_code, screenshot, command_queue, command_status, commands_list, disable, delete | 9 |\n| Push | vapid_public_key, subscribe, unsubscribe, test | 4 |\n| User/Mind | register, login, minds_list, mind_create, mind_delete | 5 |\n| Utility | time, calc, random | 3 |\n| Visualization | graph, tags, compact | 3 |\n| Sharing | share, list, revoke | 3 |\n| Webhooks | register, list, get, update, delete | 5 |\n| Browser | new, navigate, click, type, screenshot, close | 6 |\n| **Totaal** | | **79+** |\n\n## Hoe het werkt\n\n```\n┌──────────────────┐    MCP protocol    ┌──────────────────┐    HTTP    ┌──────────┐\n│  LLM Client      │ ◀─────────────────▶│  Synapse MCP     │ ─────────▶ │ Synapse  │\n│ (Claude/Cursor)  │   (stdio/SSE/WS)   │  Server          │            │ API      │\n└──────────────────┘                    └──────────────────┘            └──────────┘\n```\n\n1. U configureert uw LLM-client (Claude Desktop, Cursor, enz.) om de Synapse MCP-server te gebruiken\n2. De client start de MCP-server (via `npx -y synapse-mcp-api@latest`)\n3. De MCP-server verbindt met de Synapse-API via uw Mind Key\n4. De LLM ziet alle 79 tools als native functies die deze kan aanroepen\n5. Wanneer de LLM iets moet onthouden, roept deze `memory_store` aan — de MCP-server vertaalt dit naar `POST /memory` op Synapse\n\n## Transports\n\nDe Synapse MCP-server ondersteunt drie transports:\n\n### stdio (lokaal, aanbevolen voor desktop)\n\n```json\n{\n  \"mcpServers\": {\n    \"synapse\": {\n      \"command\": \"npx\",\n      \"args\": [\"-y\", \"synapse-mcp-api@latest\"],\n      \"env\": {\n        \"SYNAPSE_MIND_KEY\": \"mk_...\",\n        \"SYNAPSE_URL\": \"https://synapse.schaefer.zone\"\n      }\n    }\n  }\n}\n```\n\n### HTTP/SSE (extern, multi-tenant)\n\nVerbind uw MCP-client met:\n\n```\nURL: https://synapse-mcp.schaefer.zone/sse\nHeaders: Authorization: Bearer YOUR_MIND_KEY\n```\n\n### WebSocket (mobiel, hoog volume)\n\n```\nURL: wss://synapse-mcp.schaefer.zone/ws?mind_key=YOUR_MIND_KEY\n```\n\n## Toolprofielen (v1.4.0)\n\nOm de token-overhead voor kleinere LLM's te beperken, ondersteunt de MCP-server\ndrie toolprofielen:\n\n| Profiel | Tools | Tokens | Geschikt voor |\n|---------|-------|--------|---------------|\n| `minimal` | 8 (samengestelde dispatch) | ~500 | Self-hosted LLM's met ≤8k context |\n| `standard` | 25 (benoemde) | ~2,500 | LLM's van gemiddelde grootte (Claude Haiku, GPT-3.5) |\n| `full` | 119 (alle) | ~8,250 | Grote LLM's (Claude Sonnet/Opus, GPT-4) — standaard |\n\nBedienen via:\n\n- Omgevingsvariabele: `MCP_PROFILE=minimal|standard|full`\n- Header: `Mcp-Tool-Profile: minimal|standard|full`\n\n## Ondersteunde clients\n\n- [Claude Desktop](/docs/mcp/claude-desktop) — desktop-app van Anthropic\n- [Claude Code](/docs/mcp/claude-code) — terminal-coding-agent\n- [Cursor](/docs/mcp/cursor) — AI-aangedreven IDE\n- [Continue.dev](/docs/mcp/continue) — open-source AI-coding-assistant\n- [Cline](/docs/mcp/claude-code) — VS Code-extensie\n- Elke MCP-compatibele client\n\n## Waarom MCP gebruiken in plaats van de directe API?\n\n| Methode | Voordelen | Nadelen |\n|---------|-----------|---------|\n| Directe API | Eenvoudig, geen extra laag | LLM moet URL's, headers en auth kennen |\n| MCP | LLM ziet native tools, geen URL-geheugen nodig | Extra MCP-serverproces |\n\nVoor de meeste gebruiksscenario's met LLM-agents is MCP de betere keuze — de LLM\nhoeft geen API-paden of auth-patronen te onthouden.\n\n## Volgende stappen\n\n- [Claude Desktop-instellatie](/docs/mcp/claude-desktop) — configuratie in 2 minuten\n- [Claude Code-instellering](/docs/mcp/claude-code) — terminal-integratie\n- [Eigen MCP-client](/docs/mcp/custom-client) — bouw uw eigen client\n","content_html":"<h1>Wat is MCP?</h1>\n<p>Het <strong>Model Context Protocol (MCP)</strong> is een open standaard van Anthropic (2024)\ndie LLM&#39;s op een gestructureerde manier externe tools laat aanroepen. In plaats\nvan API-documentatie in de prompt te plakken, registreert u tools bij de\nMCP-server, en de LLM roept ze aan wanneer nodig — vergelijkbaar met function\ncalling, maar gestandaardiseerd en onafhankelijk van de client.</p>\n<h2>Synapse MCP-server</h2>\n<p>Synapse wordt geleverd met een officiële MCP-server (<code>synapse-mcp-api</code> op npm)\ndie <strong>79 tools</strong> beschikbaar maakt die alle Synapse-functies dekken:</p>\n<table>\n<thead>\n<tr>\n<th>Categorie</th>\n<th>Tools</th>\n<th>Aantal</th>\n</tr>\n</thead>\n<tbody><tr>\n<td>Memory</td>\n<td>recall, list, store, search, semantic-search, update, delete, bulk-delete, stats, unverified, contradictions, audit, related, by-tag, diff, expiring, health, sync, embed-batch, verify, unverify, mind-export</td>\n<td>22</td>\n</tr>\n<tr>\n<td>Chat</td>\n<td>poll, reply, status, history, unread, send, upload</td>\n<td>7</td>\n</tr>\n<tr>\n<td>Scheduler</td>\n<td>cron_list, cron_create, cron_delete, cron_toggle, var_list, var_get, var_set, var_delete</td>\n<td>8</td>\n</tr>\n<tr>\n<td>Tasks</td>\n<td>task_list, task_get, task_create, task_update</td>\n<td>4</td>\n</tr>\n<tr>\n<td>Scripts</td>\n<td>script_list, script_get, script_info, script_store, script_delete</td>\n<td>5</td>\n</tr>\n<tr>\n<td>Computers</td>\n<td>computer_list, computer_get, install_code, screenshot, command_queue, command_status, commands_list, disable, delete</td>\n<td>9</td>\n</tr>\n<tr>\n<td>Push</td>\n<td>vapid_public_key, subscribe, unsubscribe, test</td>\n<td>4</td>\n</tr>\n<tr>\n<td>User/Mind</td>\n<td>register, login, minds_list, mind_create, mind_delete</td>\n<td>5</td>\n</tr>\n<tr>\n<td>Utility</td>\n<td>time, calc, random</td>\n<td>3</td>\n</tr>\n<tr>\n<td>Visualization</td>\n<td>graph, tags, compact</td>\n<td>3</td>\n</tr>\n<tr>\n<td>Sharing</td>\n<td>share, list, revoke</td>\n<td>3</td>\n</tr>\n<tr>\n<td>Webhooks</td>\n<td>register, list, get, update, delete</td>\n<td>5</td>\n</tr>\n<tr>\n<td>Browser</td>\n<td>new, navigate, click, type, screenshot, close</td>\n<td>6</td>\n</tr>\n<tr>\n<td><strong>Totaal</strong></td>\n<td></td>\n<td><strong>79+</strong></td>\n</tr>\n</tbody></table>\n<h2>Hoe het werkt</h2>\n<pre><code class=\"hljs language-plaintext\">┌──────────────────┐    MCP protocol    ┌──────────────────┐    HTTP    ┌──────────┐\n│  LLM Client      │ ◀─────────────────▶│  Synapse MCP     │ ─────────▶ │ Synapse  │\n│ (Claude/Cursor)  │   (stdio/SSE/WS)   │  Server          │            │ API      │\n└──────────────────┘                    └──────────────────┘            └──────────┘</code></pre><ol>\n<li>U configureert uw LLM-client (Claude Desktop, Cursor, enz.) om de Synapse MCP-server te gebruiken</li>\n<li>De client start de MCP-server (via <code>npx -y synapse-mcp-api@latest</code>)</li>\n<li>De MCP-server verbindt met de Synapse-API via uw Mind Key</li>\n<li>De LLM ziet alle 79 tools als native functies die deze kan aanroepen</li>\n<li>Wanneer de LLM iets moet onthouden, roept deze <code>memory_store</code> aan — de MCP-server vertaalt dit naar <code>POST /memory</code> op Synapse</li>\n</ol>\n<h2>Transports</h2>\n<p>De Synapse MCP-server ondersteunt drie transports:</p>\n<h3>stdio (lokaal, aanbevolen voor desktop)</h3>\n<pre><code class=\"hljs language-json\"><span class=\"hljs-punctuation\">{</span>\n  <span class=\"hljs-attr\">&quot;mcpServers&quot;</span><span class=\"hljs-punctuation\">:</span> <span class=\"hljs-punctuation\">{</span>\n    <span class=\"hljs-attr\">&quot;synapse&quot;</span><span class=\"hljs-punctuation\">:</span> <span class=\"hljs-punctuation\">{</span>\n      <span class=\"hljs-attr\">&quot;command&quot;</span><span class=\"hljs-punctuation\">:</span> <span class=\"hljs-string\">&quot;npx&quot;</span><span class=\"hljs-punctuation\">,</span>\n      <span class=\"hljs-attr\">&quot;args&quot;</span><span class=\"hljs-punctuation\">:</span> <span class=\"hljs-punctuation\">[</span><span class=\"hljs-string\">&quot;-y&quot;</span><span class=\"hljs-punctuation\">,</span> <span class=\"hljs-string\">&quot;synapse-mcp-api@latest&quot;</span><span class=\"hljs-punctuation\">]</span><span class=\"hljs-punctuation\">,</span>\n      <span class=\"hljs-attr\">&quot;env&quot;</span><span class=\"hljs-punctuation\">:</span> <span class=\"hljs-punctuation\">{</span>\n        <span class=\"hljs-attr\">&quot;SYNAPSE_MIND_KEY&quot;</span><span class=\"hljs-punctuation\">:</span> <span class=\"hljs-string\">&quot;mk_...&quot;</span><span class=\"hljs-punctuation\">,</span>\n        <span class=\"hljs-attr\">&quot;SYNAPSE_URL&quot;</span><span class=\"hljs-punctuation\">:</span> <span class=\"hljs-string\">&quot;https://synapse.schaefer.zone&quot;</span>\n      <span class=\"hljs-punctuation\">}</span>\n    <span class=\"hljs-punctuation\">}</span>\n  <span class=\"hljs-punctuation\">}</span>\n<span class=\"hljs-punctuation\">}</span></code></pre><h3>HTTP/SSE (extern, multi-tenant)</h3>\n<p>Verbind uw MCP-client met:</p>\n<pre><code class=\"hljs language-plaintext\">URL: https://synapse-mcp.schaefer.zone/sse\nHeaders: Authorization: Bearer YOUR_MIND_KEY</code></pre><h3>WebSocket (mobiel, hoog volume)</h3>\n<pre><code class=\"hljs language-plaintext\">URL: wss://synapse-mcp.schaefer.zone/ws?mind_key=YOUR_MIND_KEY</code></pre><h2>Toolprofielen (v1.4.0)</h2>\n<p>Om de token-overhead voor kleinere LLM&#39;s te beperken, ondersteunt de MCP-server\ndrie toolprofielen:</p>\n<table>\n<thead>\n<tr>\n<th>Profiel</th>\n<th>Tools</th>\n<th>Tokens</th>\n<th>Geschikt voor</th>\n</tr>\n</thead>\n<tbody><tr>\n<td><code>minimal</code></td>\n<td>8 (samengestelde dispatch)</td>\n<td>~500</td>\n<td>Self-hosted LLM&#39;s met ≤8k context</td>\n</tr>\n<tr>\n<td><code>standard</code></td>\n<td>25 (benoemde)</td>\n<td>~2,500</td>\n<td>LLM&#39;s van gemiddelde grootte (Claude Haiku, GPT-3.5)</td>\n</tr>\n<tr>\n<td><code>full</code></td>\n<td>119 (alle)</td>\n<td>~8,250</td>\n<td>Grote LLM&#39;s (Claude Sonnet/Opus, GPT-4) — standaard</td>\n</tr>\n</tbody></table>\n<p>Bedienen via:</p>\n<ul>\n<li>Omgevingsvariabele: <code>MCP_PROFILE=minimal|standard|full</code></li>\n<li>Header: <code>Mcp-Tool-Profile: minimal|standard|full</code></li>\n</ul>\n<h2>Ondersteunde clients</h2>\n<ul>\n<li><a href=\"/docs/mcp/claude-desktop\">Claude Desktop</a> — desktop-app van Anthropic</li>\n<li><a href=\"/docs/mcp/claude-code\">Claude Code</a> — terminal-coding-agent</li>\n<li><a href=\"/docs/mcp/cursor\">Cursor</a> — AI-aangedreven IDE</li>\n<li><a href=\"/docs/mcp/continue\">Continue.dev</a> — open-source AI-coding-assistant</li>\n<li><a href=\"/docs/mcp/claude-code\">Cline</a> — VS Code-extensie</li>\n<li>Elke MCP-compatibele client</li>\n</ul>\n<h2>Waarom MCP gebruiken in plaats van de directe API?</h2>\n<table>\n<thead>\n<tr>\n<th>Methode</th>\n<th>Voordelen</th>\n<th>Nadelen</th>\n</tr>\n</thead>\n<tbody><tr>\n<td>Directe API</td>\n<td>Eenvoudig, geen extra laag</td>\n<td>LLM moet URL&#39;s, headers en auth kennen</td>\n</tr>\n<tr>\n<td>MCP</td>\n<td>LLM ziet native tools, geen URL-geheugen nodig</td>\n<td>Extra MCP-serverproces</td>\n</tr>\n</tbody></table>\n<p>Voor de meeste gebruiksscenario&#39;s met LLM-agents is MCP de betere keuze — de LLM\nhoeft geen API-paden of auth-patronen te onthouden.</p>\n<h2>Volgende stappen</h2>\n<ul>\n<li><a href=\"/docs/mcp/claude-desktop\">Claude Desktop-instellatie</a> — configuratie in 2 minuten</li>\n<li><a href=\"/docs/mcp/claude-code\">Claude Code-instellering</a> — terminal-integratie</li>\n<li><a href=\"/docs/mcp/custom-client\">Eigen MCP-client</a> — bouw uw eigen client</li>\n</ul>\n","urls":{"html":"/docs/mcp/what-is-mcp","text":"/docs/mcp/what-is-mcp?format=text","json":"/docs/mcp/what-is-mcp?format=json","llm":"/docs/mcp/what-is-mcp?format=llm"},"translations_available":["en","zh","hi","es","fr","ar","pt","ru","ja","de","it","ko","nl","pl","tr","sv","vi","th","id","uk"]}