PostHog MCP Server
Official PostHog MCP Server for product analytics, feature flags, experiments, and more.
Read and manage fnlowl widgets, leads, email sequences and analytics from an AI assistant.
Pick the AI app you use, then copy the settings.
Passed 4/4 checks · What you ask goes through the maker’s server (api.fnlowl.com) · ✓ Commands checked Nov 13, 2026
First: which AI do you use?
Pick your app and the steps appear below.
Works with Claude · about 2 min
No key, nothing to install · Set it up once on claude.ai or the desktop app, then use it in chat · free accounts can add 1 · on Team/Enterprise an Owner adds it
CustomizeConnectors
Copy each value into the field with the same name in Claude, then click Continue
fnlowlhttps://api.fnlowl.com/v1/mcpClick Continue past the sign-in settings Claude detected · under Authentication choose what the maker says (Sign in now, Sign in when needed or No sign in), then click Add
+Connectorsfnlowl
Use fnlowl and tell me what you can do for me, then show me one thing✓ If Claude says it is using fnlowl or shows a fnlowl tool in the answer, you are connected
Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version
Works with ChatGPT, depending on your plan
Full MCP: ChatGPT Business, Enterprise or Edu on the web · Pro: connects with read/fetch permissions, so tools that change data may not work · Plus: not confirmed in OpenAI’s docs; if you see an add-custom-MCP option on the Plugins page you can try these steps · web only
Plugins+Add custom MCP server
Enter a name, paste the address under Connection, tick the risk warning and click Create as a plugin
fnlowlhttps://api.fnlowl.com/v1/mcpStart a new chat and pick fnlowl from your plugins before typing
Use fnlowl and tell me what you can do for me, then show me one thing✓ If ChatGPT says it is using fnlowl or shows a fnlowl tool in the answer, you are connected
Menu names checked against OpenAI’s help page on Nov 11, 2026 · your screen may differ slightly by app version
Works with Claude Code · about 2 min
No key, nothing to install
Mac: press Command+Space and type Terminal · Windows: open PowerShell
claude mcp add --transport http --scope user fnlowl https://api.fnlowl.com/v1/mcpYou should see fnlowl listed as connected
Use fnlowl and tell me what you can do for me, then show me one thing✓ If Claude Code says it is using fnlowl or shows a fnlowl tool in the answer, you are connected
Menu names checked against Anthropic’s help page on Nov 11, 2026 · your screen may differ slightly by app version
Works with Cursor · about 2 min
No key, nothing to install
Use fnlowl and tell me what you can do for me, then show me one thing✓ If Cursor says it is using fnlowl or shows a fnlowl tool in the answer, you are connected
Menu names checked against Cursor’s help page on Nov 11, 2026 · your screen may differ slightly by app version
Works with VS Code · about 2 min
No key, nothing to install
Use fnlowl and tell me what you can do for me, then show me one thing✓ If VS Code says it is using fnlowl or shows a fnlowl tool in the answer, you are connected
Menu names checked against VS Code’s help page on Nov 11, 2026 · your screen may differ slightly by app version
Other apps that use MCP, such as Windsurf, Zed or Gemini CLI, each add servers differently. See how in the app list.
Address for apps that connect over the web
https://api.fnlowl.com/v1/mcpJSON settings are under “For developers” below
Claude Code
claude mcp add --transport http --scope user fnlowl https://api.fnlowl.com/v1/mcpCursor (~/.cursor/mcp.json)
{
"mcpServers": {
"fnlowl": {
"url": "https://api.fnlowl.com/v1/mcp"
}
}
}VS Code (mcp.json)
{
"servers": {
"fnlowl": {
"type": "http",
"url": "https://api.fnlowl.com/v1/mcp"
}
}
}These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.
Based on how this server connects and on each app’s own docs, checked Nov 10, 2026.
Connect over the internet in
ClaudeChatGPTGooseLM StudioMsty StudioCherry StudioCursorVS Code + GitHub CopilotVisual StudioWindsurf (Devin Desktop)ZedKiroClineContinueJetBrains AI AssistantClaude CodeCodex CLIGemini CLIOpenCodenodecodeWarpLibreChatOpen WebUIRaycast
Tool names and descriptions exactly as the server reported them on Nov 13, 2026. The maker wrote them, not us; we show them as plain text.
list_projectsLists the projects this credential can act on. A project is one site or brand under the account, and every widget, lead, campaign and sequence belongs to one. Every other tool takes an optional project argument: pass one of these ids to run that call in that project. Without it,
create_projectCreates a project — one more site or brand under the account — and returns its id. Pass that id as the project argument on later calls to work inside it. Projects cannot be deleted from here.
offer_choicePresents the user with a choice between 2 to 4 options, each with a label and a one-line description, one optionally marked recommended. It is for decisions where reasonable options would build different things — which widget kind, what score ranges, what copy or trigger — and no
read_plan_usageReads the account's plan and what it has used of each monthly quota: leads captured, emails sent, AI messages, plus how many websites and widgets exist against the plan's limits. Leads are counted over the billing period and everything else over the calendar month (UTC). `plan` i
plan_site_strategyGives an agent what it needs to advise on a website's lead capture: a snapshot of the website's widgets (kind, live or draft, views, completions, conversion), the six widget kinds with where each appears, and the steps to follow — read the site, ask the user questions with offer_
list_widgetsEvery widget in the current project, newest last. Returns summaries only — id, name, kind, type, status, article, views, completions. Use read_widget for one widget's full content.
read_widgetOne widget in full, plus `issues` — what is still missing before it could go live. Includes its questions, quiz questions and options, quiz tiers and calculator inputs. Which of those are meaningful depends on the kind: questions for lead-magnet and survey, quiz fields for quiz,
create_widgetCreate a widget in the current project. Six kinds: lead-magnet, popup, survey, announcement-bar, quiz, calculator. It is always created as a draft, and the result lists `issues` — what is still missing before it could go live (empty when nothing is); fix them with update_widget.
update_widgetChange a widget. Only the fields sent are changed, with one exception: sending ANY of questions, quizQuestions, quizTiers or calcInputs replaces ALL FOUR with exactly what is sent, so send the complete set you want to end up with. Publishing is a separate action. Views and comple
request_widget_publishAsk for a draft widget to go live. This requests publication; it does not publish. Called over the API or MCP with a key it does NOT publish: it creates a pending approval carrying a before/after snapshot and returns it, and the widget goes live only when a signed-in person appro
start_experimentSplit traffic between a control widget and 1 to 3 variants. The variants must already exist as their own live widgets, of the same kind and project as the control (created with create_widget and made live with request_widget_publish). On a small site one variant at a time is the
stop_experimentEnd a running experiment. Counts stop with it; starting a new one on the same widgets begins with fresh counts, not a resume.
list_leadsCaptured leads for the current project, newest first. PAGED — at most 200 per call, and the limit is a hard cap, not a default you can raise; pass offset for the next page (limit 50 with offset 50 returns leads 51 onward). These rows are real people's email addresses. Each lead c
read_leadOne lead with the answers it gave, and its quiz score and tier if it came from a quiz. The score is frozen at the moment of submission — it is what that visitor actually saw, not a recomputation against the quiz as it stands today.
read_analyticsTotals for the current project: widget count, page views, completions, conversion percentage, lead count and how many have unsubscribed. Conversion is completions divided by views as a whole percentage; with no views yet it reads 0, which means NO DATA rather than a failure. Comp
list_widget_analyticsThe same numbers per widget, best-converting first. Use this to answer which magnet is working; use widget_results for where one widget's traffic came from.
read_widget_resultsOne widget's views, completions, conversion, and its leads grouped by referrer. The referrer is whatever the visitor's browser reported when they submitted, so it is a rough attribution, not a tracked source. Also returns the funnel (views, completions, leads, conversions, revenu
read_experiment_resultsThe A/B experiment a widget is in (or last ran as control): per arm, assigned views, leads, conversion rate and 95% interval in basis points (1234 = 12.34%), and lift against the control arm. result "insufficient_data" means at least one arm has too few views for a rate to mean a
list_campaignsCampaigns in this project, newest first, with their status. Open and click numbers come from the sent-email ledger, not from a counter on the campaign.
draft_campaignCreate a campaign AS A DRAFT. There is no tool that sends one: sending puts mail in thousands of real inboxes, spends deliverability reputation that cannot be bought back, and cannot be undone. A person sends it from the dashboard. recipientScope is "all" or a single widget id, a
update_campaignChange a draft campaign. A campaign that has already been sent cannot be edited — the ledger describes what actually went out, and editing it afterwards would make that a lie.
list_sequencesSequences in this project with their steps and branch. The shape is BOUNDED: a linear chain of steps, then at most one branch point, each path its own linear chain. No nesting, no rejoining, no parallel paths.
list_sequence_enrollmentsWho is running through which sequence: for a lead (leadId) or for a sequence (sequenceId), each enrolment's status (active, finished or stopped), the step it is on and when it is next due. This is how to answer "why did this lead get, or not get, the follow-up" — a lead with no e
draft_sequenceCreate a sequence AS A DRAFT. Steps are either an email or a delay in days — a delay is its own step, so two emails can run back to back. A branch may be added at the end; its paths are evaluated first-match-wins, left to right, and a filter with field null always matches, so it
update_sequenceChange a DRAFT sequence. Only the fields sent are changed, except that sending steps or branch replaces the whole of that part, so send the complete chain you want. It cannot edit an active sequence and cannot activate one: an active sequence is paused with pause_sequence, edited
pause_sequenceMove a sequence to draft, which stops new enrolments. Stopping mail is never the slower path, so this applies immediately. Starting one again is activate_sequence, which a person approves: an active sequence enrols every future lead and sends on a timer with nobody watching.
activate_sequenceAsk for a draft sequence to start sending. Called over the API or MCP this does NOT activate it: it creates a pending approval and returns its requestId, and the sequence starts — enrolling future matching leads and mailing them on its timer — only when a signed-in person approve
list_templatesTransactional templates in this account. Built-in starters are marked isCustom false and cannot be deleted.
create_templateCreate a transactional template. category is one of authentication, account, orders, notifications. Use {{name}} placeholders in the subject and body for values supplied when it is sent; a placeholder nobody supplies is replaced with nothing. It creates the template only — sendin
update_templateChange a template's name, category, subject or body — only the fields sent. Built-in starters can be rewritten too (they just cannot be deleted). It changes what later sends of this template say; it sends nothing.
read_brandThe brand: site name, accent colour, sender name, logo and the postal address that every commercial email needs in its footer. With a project in scope this is that website's brand — the account defaults with the website's own overrides applied; without one it is the account defau
update_brandChange brand settings. Only the fields sent are changed. With a project in scope this sets that website's own override and leaves the account defaults — and every other website — alone; without one it changes the account defaults every website inherits. The accent colour must be
read_ai_contextThe account's AI context: what the blog is about, its pricing tiers, value props, testimonials, design direction and tone presets. Every AI-personalised lead magnet is generated from exactly this plus the visitor's own answers. It belongs to the whole account and is shared by eve
update_ai_contextChange the AI context: the about text, design direction, value props, pricing tiers and testimonials that every AI-personalised lead magnet is generated from. Changes apply to generations from then on; lead magnets already sent are not rewritten. Only the fields sent are changed.
read_sending_statusRead account sending readiness, domain verification, daily usage, and recent reputation state. While the sending domain is not yet verified it also returns `records`: the DNS records to publish. `sentToday` counts the last 24 hours on a rolling basis, while `sharedTrial.sendsUsed
list_email_deliveriesList recent email outcomes for this account. Recipients are masked; use this to diagnose queued, delivered, opened, clicked, bounced, complained, or failed mail. `sentToday` counts the last 24 hours on a rolling basis, while `sharedTrial.sendsUsed` counts the account's lifetime s
list_integrationsList native integration providers and connection health. Credentials are never returned.
read_integration_delivery_statusRead recent queued ESP/webhook handoff outcomes and retry state. Lead identifiers, payloads, and credentials are not returned.
read_ai_generation_statusRead recent AI lead-magnet generation outcomes by status and widget. Visitor answers, generated content, lead ids, and failure details are not returned.
ask_questionAsk the fnlowl Advisor a question in plain English. It knows how fnlowl works — widgets and where each kind appears, the embed, sequences, campaigns, sending, credits, plans, MCP — and can read the account's own widgets, leads, analytics, campaigns, sequences and sending status t
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 14, 2026
The registry name was verified against the domain fnlowl.com (the registry checks domain ownership)
Code last changed 34 days ago
Not applicable: a cloud server run by the owner of fnlowl.com; you don't run code from the repo
No sign-in needed
Read 40 tool descriptions and found no hidden instructions to the AI
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Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
It passed 4 of 4 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 34 days ago, and the latest version (1.0.1) reached the registry 42 days ago.
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 on the web (full MCP on Business and above; Pro read-only).
In the same category: PostHog MCP Server, Openshorts, Google Ads + Meta Ads + SEO/GEO MCP
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Reading a card:↓ Downloads per weeki★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
Official PostHog MCP Server for product analytics, feature flags, experiments, and more.
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Google Ads, Meta Ads, Google Analytics (GA4) & Search Console MCP server by Ryze AI
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.
Agent skills for operating fnlowl (pronounced *Funnel Owl* — Funnel Intelligence, Agentified!) — lead-capture widgets, the leads they produce, and the mail that follows.
Four skills:
Read them in skills/.
npx skills add fnlowl/skills --list
npx skills add fnlowl/skills --global --agent claude-code npx skills add fnlowl/skills --global --agent claude-code --skill fnlowl-capture npx skills add fnlowl/skills --global --agent claude-code --skill fnlowl-follow-up-automation npx skills add fnlowl/skills --global --agent claude-code --skill fnlowl-installation npx skills add fnlowl/skills --global --agent claude-code --skill fnlowl-mcp
Name your agent with --agent (for example claude-code, codex or cursor). Without it, a non-interactive run (--yes) installs into every agent the installer supports.
npm i -D fnlowl-skills
npx skills experimental_sync --agent claude-code
The package is fnlowl-skills. The sync links the four skills from node_modules into your project's agent folder; name your agent with --agent.
Releases are tagged on GitHub. For a stable install, pin a tag instead of the default branch:
npx skills add fnlowl/skills#v0.1.0 --global --agent claude-code
The skills are versioned together as one bundle. A release that renames or removes a skill says so in its notes.
The repo is also a plugin marketplace, so Claude Code can install it directly:
/plugin marketplace add fnlowl/skills
/plugin install fnlowl@fnlowl-plugins
| Platform | Typical invocation |
|---|---|
| Claude Code | /fnlowl-capture, /fnlowl-follow-up-automation, /fnlowl-installation, /fnlowl-mcp |
| Cursor | the same names after typing / in Agent chat |
| Codex | describe the task, or $fnlowl-capture and the other skill names |
Try a task that should trigger one of the skills:
.mcp.json, which points an agent at the hosted MCP server (OAuth sign-in on first use)It does not ship slash commands or an MCP server of its own; the server runs at https://api.fnlowl.com/v1/mcp.
The MCP server is at https://api.fnlowl.com/v1/mcp (streamable HTTP, OAuth). .mcp.json in this package points there. Your client opens fnlowl's consent screen the first time: sign in and approve the scopes and website. Tokens are fnla_, revocable under Settings → API → Connected apps; a connector limited to one website is already project-bound, so x-fnlowl-project is ignored.
Claude.ai and ChatGPT work the same way: add the URL as a custom connector (OAuth, leave client id and secret blank).
For scripts and the CLI you can use an API key from Settings → API instead. It starts fnlk_, is shown once, and is sent as Authorization: Bearer fnlk_....
Scope a call to one project with the project argument, or set a default with the x-fnlowl-project header. list_projects returns the ids.
The remote MCP surface has no campaign or transactional send tool and cannot unsubscribe anyone. Publishing widgets and activating sequences are separate confirmation-required actions; the server cannot verify that conversational confirmation. High-risk Composio connection/action tools are withheld when that optional integration is configured. See references/approval-model.md.
node scripts/check-skills.mjs
Markdown and JSON, no dependencies — Node 18 or later. The one rule is describe only what is built, and a limitation goes in references/known-gaps.md rather than being left out.
The package also includes Codex, Claude, Cursor, and agent-marketplace plugin manifests.
MIT — see LICENSE.
LICENSE
.agents/plugins/marketplace.json .claude-plugin/marketplace.json .claude-plugin/plugin.json .codex-plugin/plugin.json .cursor-plugin/plugin.json .github/workflows/validate.yml assets/logo.svg skills/ install.sh