Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
MCP server for Autumn — read customers, plans, balances & invoices; track usage and attach plans.
These three are never merged into one score: opinions, measurements and popularity are different things.
We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.
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Works in Claude on the web, desktop and mobile:
https://autumn.usefulapi.io/mcpRun this in your terminal
claude mcp add --transport http autumn https://autumn.usefulapi.io/mcpPaste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"autumn": {
"url": "https://autumn.usefulapi.io/mcp"
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
Paste into .vscode/mcp.json in your project
{
"servers": {
"autumn": {
"type": "http",
"url": "https://autumn.usefulapi.io/mcp"
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
ChatGPT connects only to servers on the internet:
https://autumn.usefulapi.io/mcpMenu names can differ slightly by plan and over time.
Your choice stays on this device in a cookie; no account needed.
These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.
Tool names and descriptions exactly as the server reported them on Nov 6, 2026. The maker wrote them, not us; we show them as plain text.
autumn_get_customerFetch a single Autumn customer by id, optionally expanding related data (invoices, entities, subscriptions, balances). Autumn API: POST /v1/customers.get.
autumn_list_customersList/filter customers with cursor pagination. Autumn API: POST /v1/customers.list. Returns { list, next_cursor }.
autumn_checkREAD-ONLY entitlement check: does a customer have access to (or enough balance of) a feature? Autumn API: POST /v1/balances.check. This tool never records usage — it does not expose send_event or lock.
autumn_list_invoicesList invoices with cursor pagination and optional filters. Autumn API: POST /v1/invoices.list. Returns { list, next_cursor }.
autumn_get_entityFetch a single entity (e.g. a seat) belonging to a customer. Autumn API: POST /v1/entities.get.
autumn_list_entitiesList a customer's entities with cursor pagination and optional filters. Autumn API: POST /v1/entities.list. Returns { list, next_cursor }.
autumn_list_featuresList all features in the current environment. Autumn API: POST /v1/features.list. Returns { list }.
autumn_get_featureFetch a single feature by id. Autumn API: POST /v1/features.get.
autumn_list_plansList all plans (products) in the current environment. Autumn API: POST /v1/plans.list. Returns { list }.
autumn_get_planFetch a single plan by id (optionally a specific version). Autumn API: POST /v1/plans.get.
autumn_preview_attachPreview the cost/effect of attaching a plan to a customer WITHOUT charging or changing anything. Read-only. Autumn API: POST /v1/billing.preview_attach.
autumn_requestPower-user escape hatch: POST to any Autumn read/preview endpoint not wrapped by a dedicated tool. READ-ONLY — the path is validated to only allow .get / .list / .check / .preview_* actions; write actions are rejected. Autumn API: POST {path}.
autumn_get_or_create_customerMUTATES Autumn billing data — fetches a customer by id, creating them if they do not exist. Autumn API: POST /v1/customers.get_or_create.
autumn_update_customerMUTATES Autumn billing data — partially updates a customer. Only provided fields change. Autumn API: POST /v1/customers.update.
autumn_track_usageMUTATES Autumn billing data — records a usage event (deducts/credits a feature balance). Provide EITHER feature_id OR event_name. Autumn API: POST /v1/balances.track.
autumn_attach_planMUTATES Autumn billing data — attaches (subscribes) a plan to a customer; may create an invoice / return a payment URL. Autumn API: POST /v1/billing.attach. Returns { customer_id, invoice, payment_url, required_action }.
autumn_create_entityMUTATES Autumn billing data — creates an entity (e.g. a seat) under a customer, tied to a feature. Autumn API: POST /v1/entities.create.
autumn_open_customer_portalMUTATES Autumn billing data — creates a Stripe billing-portal session for a customer to manage their subscription. Autumn API: POST /v1/billing.open_customer_portal. Returns { customer_id, url }.
We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 6, 2026
The registry name was verified against the domain usefulapi.io (the registry checks domain ownership)
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
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Read 18 tool descriptions and found no hidden instructions to the AI
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
It passed 3 of 3 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.
The registry does not list a required key, though some servers ask you to sign in on first use.
It runs in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.
The GitHub repo last changed –, and the latest version (1.36.3) reached the registry yesterday.
Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.
In the same category: Spec Driven Development, Remote Desktop Commander, Apify MCP Server
Servers in the same category from other makers, sorted by stars.
Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
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Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.
Read your Autumn customers, features, plans, balances and invoices — and create customers, track usage or attach plans — from Claude, Cursor, or any MCP client. Hosted, no local install — connect with your Autumn API key.
Live endpoint: https://autumn.usefulapi.io/mcp · Homepage: https://usefulapi.io/autumn
https://autumn.usefulapi.io/mcp.claude mcp add --transport http autumn https://autumn.usefulapi.io/mcp, then run /mcp to log in.{
"mcpServers": { "autumn": { "url": "https://autumn.usefulapi.io/mcp" } } }
Add only the URL. Do not add an Authorization header or an API key to the client config: the server signs you in with OAuth, and the login page asks for your Autumn credentials.
Step-by-step setup, where to find your credentials, and FAQ: https://usefulapi.io/autumn/
On first connect you'll paste your Autumn API key. It's validated, stored per-user, and scoped to you.
| Tool | Type | What it does |
|---|---|---|
autumn_get_customer | read | Get a customer |
autumn_list_customers | read | List customers |
autumn_check | read | Check feature access / balance |
autumn_list_invoices | read | List invoices |
autumn_get_entity | read | Get an entity |
autumn_list_entities | read | List entities |
autumn_list_features | read | List features |
autumn_get_feature | read | Get a feature |
autumn_list_plans | read | List plans |
autumn_get_plan | read | Get a plan |
autumn_preview_attach | read | Preview attaching a plan |
autumn_request | read | Raw read request |
autumn_get_or_create_customer | write | Get or create a customer |
autumn_update_customer | write | Update a customer |
autumn_track_usage | write | Track usage |
autumn_attach_plan | write | Attach a plan |
autumn_create_entity | write | Create an entity |
autumn_open_customer_portal | write | Open customer billing portal |
autumn_usage_status | meta | Usage status (free-tier meter) |
autumn_request_feature | meta | Request a missing feature |
autumn_upgrade | meta | Upgrade to Pro or Pro+ |
autumn_cancel_subscription | meta | Cancel the Pro subscription |
read tools are read-only; write tools mutate data (clients should confirm them); meta tools report usage, manage your subscription or send a feature request.
| Plan | Price | Limit |
|---|---|---|
| Free | $0 | 50 tool calls / month |
| Pro | $9/mo or $90/yr (2 months free) | Unlimited* |
\*Pro has a fair use limit of 10,000 tool calls a month on this server. For more, write to support@usefulapi.io.
Pro covers this server only. Subscribe with autumn_upgrade (it returns a Stripe Checkout link). Cancel any time with autumn_cancel_subscription: Pro continues to the end of the paid period, with no refund for the current period, and running autumn_upgrade before then undoes the cancel. Or write to support@usefulapi.io.
MIT — see LICENSE. Documentation only; the server is hosted.