FreeAgent MCP Server

Enables Claude to manage FreeAgent accounting tasks such as listing bank transactions, explaining and approving them with receipts, creating expenses, and logging mileage.

→ OxygenBubbles/freeagent-mcp-server · listed on glama

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// key findings

🚨

Known vulnerabilities in dependencies: 2 critical, 13 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

🔐

You'll be asked for 5 credentials: AUTH_TOKEN, FREEAGENT_CLIENT_SECRET, FREEAGENT_REFRESH_TOKEN, GOOGLE_MAPS_API_KEY, ORS_API_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

🔐 secretAUTH_TOKEN— Bearer token required on every HTTP request. Strongly recommended whenever PORT is set

configFREEAGENT_CLIENT_ID— OAuth client ID

🔐 secretFREEAGENT_CLIENT_SECRET— OAuth client secret

🔐 secretFREEAGENT_REFRESH_TOKEN— Long-lived refresh token

🔐 secretGOOGLE_MAPS_API_KEY— Google Maps API key for drive-distance lookups (alternative to ORS)

configMILEAGE_CATEGORY_URL— FreeAgent category URL for mileage expenses (default /v2/categories/311)

configMILEAGE_RATE_PENCE— Fixed pence-per-mile rate; overrides HMRC logic when set

🔐 secretORS_API_KEY— [OpenRouteService](https://openrouteservice.org) API key for drive-distance lookups

configPORT— If set, serves over HTTP on this port instead of stdio

configVENDOR_CATEGORIES— JSON object extending the built-in vendor → category mapping (see below)

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 5 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/oxygenbubbles-freeagent-mcp-server-vv74hx)](https://m8ven.ai/mcp/oxygenbubbles-freeagent-mcp-server-vv74hx)

commit: 6c0edd90d85cf8394d6edf372d926e35f512394e

code hash: aed0db34308a39e60fe6154135166e754b447341758f350dfca96866acfc6a20

verified: 6/13/2026, 10:27:08 AM

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