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Seven email marketing platforms that replace Moosend, ranked on how well each one works when Claude, ChatGPT, Cursor or Codex runs your email. Nitrosend wins: an official MCP server, unlimited contacts, and $20 a month for 20,000 emails.
Nitrosend is the best Moosend alternative for teams that run their email from AI, with the top score of the seven reviewed here, 76.5 out of 100. To run it from an AI assistant, add the Nitrosend MCP server at api.nitrosend.com/mcp to Claude, ChatGPT, Cursor or Codex and sign in with OAuth, so no API key is pasted anywhere. The assistant writes each campaign in your brand's colors, fonts and voice, and campaigns and flows stay drafts until they are approved. Contacts are unlimited on every plan, and your receipts and newsletters go out on one plan and one bill. It also costs the least where Moosend used to win: $20 a month for 20,000 emails and $650 for a million emails on Scale including overage, against Moosend's own $88 and $2,896 on Pro. Brevo comes next, at 74.
76.5 out of 100Total
Nitrosend
Connect Nitrosend to Claude, ChatGPT, Cursor or Codex, point Brand Kit at your site, and describe the email. Contacts are unlimited on every plan.
Free: 5,000 emails to start, then 500 a month. No credit card.
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Rank 274 out of 100Total
64 out of 100Total
send_campaign and create_flow (Klaviyo developers).
Rank 461.5 out of 100Total
create_campaign, schedule_campaign and create_automation tools (MailerLite help).
Rank 561.5 out of 100Total
Rank 658.5 out of 100Total
Rank 751.5 out of 100Total
| What we compared | |||||||
|---|---|---|---|---|---|---|---|
| Works from your AI assistant20 points | 9 out of 10 | 7 out of 10 | 8 out of 10 | 8 out of 10 | 8 out of 10 | 8 out of 10 | 5 out of 10 |
| Emails in your brand, no designer10 points | 9 out of 10 | 7 out of 10 | 7 out of 10 | 7 out of 10 | 7 out of 10 | 7 out of 10 | 7 out of 10 |
| Price20 points | 8.5 out of 10 | 6 out of 10 | 2 out of 10 | 3 out of 10 | 3 out of 10 | 2 out of 10 | 3 out of 10 |
| Free plan10 points | 7 out of 10 | 8 out of 10 | 4 out of 10 | 5 out of 10 | 4 out of 10 | 1 out of 10 | 1 out of 10 |
| Receipts and newsletters on one plan10 points | 9 out of 10 | 9 out of 10 | 6 out of 10 | 5 out of 10 | 6 out of 10 | 5 out of 10 | 2 out of 10 |
| Editor for building by hand15 points | 6 out of 10 | 8 out of 10 | 9 out of 10 | 8 out of 10 | 7 out of 10 | 8 out of 10 | 8 out of 10 |
| Integrations, support and track record15 points | 5 out of 10 | 8 out of 10 | 9 out of 10 | 7 out of 10 | 8 out of 10 | 9 out of 10 | 9 out of 10 |
| Total scoreout of 100 | 76.5 out of 100,1st | 74 out of 100,2nd | 64 out of 100,3rd | 61.5 out of 100,tied 4th | 61.5 out of 100,tied 4th | 58.5 out of 100,6th | 51.5 out of 100,7th |
Here are the seven yes-or-no questions people usually ask before they move a list off Moosend. A tick means the platform does it, as described on its own pages today. A dash means the answer is not a clean yes or no.
| Service | Answer |
|---|---|
| Yes. Yes, through the MCP server. Campaigns stay drafts until approved. | |
| Not a yes or no. Its MCP server creates and manages email campaigns. Its docs list no module for automations. | |
| Yes. Yes. The official MCP server has a send_campaign tool. | |
| Yes. Yes. Its MCP server can create and schedule campaigns. | |
| Yes. Yes. Its connector's execute tool runs Send campaign. | |
| Yes. Yes, once you approve its summary in the chat. | |
| No. No. Claude hands you a link to finish sending in Constant Contact. |
| Service | Answer |
|---|---|
| Yes. Yes. Listed as com.nitrosend/nitrosend on the official MCP registry. | |
| Yes. Yes, remote-hosted, with 27 modules. | |
| Yes. Yes, remote-hosted, with more than 300 tools. | |
| Yes. Yes. It can also build automations, with create_automation. | |
| Yes. Yes, as a ChatGPT plugin and a Claude connector. | |
| Yes. Yes, a remote MCP URL on every plan. | |
| Yes. Yes, as an official Claude connector, plus a ChatGPT app. |
| Service | Answer |
|---|---|
| Yes. Yes. Brand Kit reads colors, fonts and voice from your site. | |
| Yes. Yes. The brand library fetches logo, colors, fonts and links. | |
| Yes. Yes. The brand library detects logos, colors, buttons and fonts. | |
| Yes. Yes. Brand styles pull logo, colors, fonts and links. | |
| Yes. Yes. It imports logo, colors and fonts from the connected store. | |
| Yes. Yes, with the AI Brand Kit. | |
| Yes. Yes. BrandKit scans for logo, colors and images. |
| Service | Answer |
|---|---|
| Yes. Yes. Contacts are unlimited on every plan. | |
| Yes. Yes. The bill follows emails sent. | |
| No. No. Every active profile counts toward the plan. | |
| No. No. The plan is set by subscriber count. | |
| No. No. The plan is set by list size. | |
| No. No. The plan is set by how many contacts you hold. | |
| No. No. The plan is set by contact count. |
| Service | Answer |
|---|---|
| Yes. Yes, on every plan including Free. | |
| Yes. Yes, on every plan including Free. | |
| Not a yes or no. Through approved, metric-triggered flows rather than a send call. | |
| No. No. Transactional is MailerSend, a separate product. | |
| No. No. Transactional emails run as store-triggered automations. | |
| No. No. Transactional is Postmark, billed separately. | |
| No. No. It is not built for transactional email. |
| Service | Answer |
|---|---|
| Yes. Yes. 5,000 emails to start, then 500 a month. | |
| Yes. Yes, 300 emails a day. | |
| Yes. Yes, up to 250 active profiles and 500 emails a month. | |
| Yes. Yes, with a cap on subscribers and on emails a month. | |
| Yes. Yes, up to 250 contacts. | |
| No. No. A 14-day trial with up to 100 sends. | |
| No. No. A trial with up to 100 sends. |
| Service | Answer |
|---|---|
| Not a yes or no. A block builder exists. The agent is the main way in. | |
| Yes. Yes, with templates and a brand library. | |
| Yes. Yes, and reviewers rate it highly. | |
| Yes. Yes, plus custom HTML and simple editors. | |
| Yes. Yes, a drag-and-drop editor with prebuilt store workflows. | |
| Yes. Yes, and a mature automation builder. | |
| Yes. Yes, with hundreds of templates. |
At a glance
7 services, the same 7 tests, 100 points in all. In order: Nitrosend 76.5, Brevo 74, Klaviyo 64, MailerLite 61.5, Omnisend 61.5, ActiveCampaign 58.5, Constant Contact 51.5. Nitrosend has the best score on Works from your AI assistant, Emails in your brand, no designer, Price and Receipts and newsletters on one plan. Every price and feature was read on each company's own pages on November 10, 2026.
Nitrosend does not win every test. Read these before you choose it.
Moosend prices by contacts, and so do five of the seven here. Klaviyo, MailerLite, ActiveCampaign, Omnisend and Constant Contact charge for every contact you hold, whether you email it or not. Brevo and Nitrosend charge for the emails you send, and Nitrosend does not charge for contacts at all.
| Service | 20,000 emails a month | 1,000,000 emails a month |
|---|---|---|
| Nitrosend (pricing page) | $20Starter, contacts unlimited | $650Scale, contacts unlimited, including overage |
| Brevo (pricing page) | $69Standard, the first plan with automation. Starter is $32 without it | $999Professional. Standard stops at 500,000 emails |
| Klaviyo (pricing page) | $150Email, 10,000 active profiles | Ask salesBy quote. The published slider stops at 150,000 profiles, $1,955 |
| MailerLite (pricing page) | $89Comfort, 10,000 subscribers | Ask salesEnterprise, by quote. Published tiers stop at 200,000, $819 on Comfort |
| Omnisend (pricing page) | $132Standard, paid monthly. The page opens on a 30% prepay discount | Ask salesBy quote. Published tiers stop at 150,000 contacts, $1,456 |
| ActiveCampaign (pricing page) | $149Starter, billed yearly, 5 actions per automation. No monthly price is published | Ask salesBy quote. Published tiers stop at 50,000 contacts |
| Constant Contact (pricing page) | $120Lite, one automation template. Standard is $160 | Ask salesBy quote. Published tiers stop at 50,000 contacts |
At 20,000 emails a month, a 10,000-contact list emailed twice, Nitrosend is $20. Brevo is $69 on Standard, MailerLite $89, Constant Contact $120, Omnisend $132, ActiveCampaign $149 billed yearly and Klaviyo $150. Moosend itself is $88 on Pro, on its pricing page.
At a million emails a month, Nitrosend is $650. Brevo is $999 on Professional, because Standard stops at 500,000 emails. The other five publish no price at 500,000 contacts, so the answer is a sales call. Moosend publishes one, $2,896 a month on Pro. What email marketing really costs has the wider math.
The bigger difference is what the $20 buys. The Nitrosend pricing page puts contacts at unlimited on every plan, and receipts and newsletters draw on the same allowance. If you would otherwise pay a contact-priced platform for the list and a second service for transactional email, add the two bills together before you compare.
Every platform gets a score out of 10 on the same seven tests. Each test is worth a set number of points, 100 in all. Working from your AI assistant and price are worth the most, 20 points each, because that is where email marketing is heading and what most people leaving Moosend care about. The editor and the track record, where the older platforms are strongest, share 30 points, so a platform that is better there gets full credit for it.
The assistant test turns on how the assistant gets in and where the send stops. Moosend's API takes one account-wide key, passed in the query string of every request URL, and only owners and admins can see it. OWASP's REST security guidance says API keys should not appear in URLs, because URLs end up in server logs. Connectors that wire Moosend into an assistant, such as Composio's, store that key for you. Nitrosend's MCP server signs the assistant in with OAuth instead, and its campaign tool writes a draft that never delivers until a separate approval call, with an extra confirmation before anything goes to all contacts.
Each test is a question with one answer per service, checked against the service's own pages on November 10, 2026. A 10 means it does the job fully on its normal plans. A 5 means it does part of it, or only on a higher plan or in a second product.
Works from your AI assistant, 20 points. Can an agent inside Claude, ChatGPT, Cursor or Codex compose a marketing campaign, test it, and send it, with no person opening the web app between the prompt and the send? An approval step the person answers in the chat counts as inside the agent. Moving into the web app to finish does not. Scored on one written rule for every vendor: a first-party server the vendor runs and that can send counts fully; a third-party wrapper (Zapier, Composio, Kanopi, community servers) counts for less; a server that only drafts or reads counts for less than one that sends.
Emails in your brand, no designer, 10 points. Does the product learn your logo, colors, fonts and voice from your own site and apply them to every email it drafts, on the plan most small teams start on?
Price, 20 points. What does email cost each month at 20,000 emails, a 10,000-contact list emailed twice, and at 1,000,000, a 500,000-contact list emailed twice? Scored on list prices in US dollars, paid monthly, at the cheapest plan that holds the contacts, covers the sends and includes automated emails such as a welcome series. Every ranking on this site uses the same fixed scale. At 20,000 emails, $20 or less scores 10, then $25 scores 9, $32 scores 8, $40 scores 7, $50 scores 6, $70 scores 5, $100 scores 4 and $140 scores 3. At 1,000,000, $500 or less scores 10, then $625, $800, $1,000, $1,250, $1,750, $2,500 and $3,500 step down the same way. Anything dearer, or a price given only by quote, scores 2. A free product scores 10. The score is the average of the two.
Free plan, 10 points. How far can a team get on the free plan before it has to pay: contacts, total sends, and the daily ceiling.
Receipts and newsletters on one plan, 10 points. Can receipts, password resets and newsletters go out from one account, on one bill, through one API?
Editor for building by hand, 15 points. For a person who wants to build the email themselves: how mature are the visual editor and the template library?
Integrations, support and track record, 15 points. How many tools does it plug into, what support comes with the plan, and how long has it been doing this at scale?
One thing is not scored: inbox placement. None of these platforms publishes a comparable deliverability number, so a score there would be a guess dressed up as a measurement.
The reason is an ownership timeline rather than a scandal.
Moosend built its name as an independent tool that was cheap, capable and free to start. Sitecore agreed to buy it in May 2021. Constant Contact then announced on June 6, 2025 that it had acquired Moosend from Sitecore, with terms not disclosed, and that announcement made no commitment about pricing or the free plan. Moosend's pricing page now says it is a Constant Contact company, and on October 2, 2026 it offered a 30-day trial with unlimited sends up to 1,000 contacts rather than a free plan.
Sources disagree on the date the free-forever plan ended, some tying it to the 2021 deal and some to the 2025 one, so this page gives no date. What is not in dispute is that it is gone, and that the product has changed hands twice in four years, most recently to a company that sells a competing product. On September 7, 2026, Trustpilot rated Moosend 2.8 out of 5 across 83 reviews, with billing after cancellation the recurring complaint. Eighty-three reviews is too small a base to call a trend.
Five of the seven, with very different shapes. Brevo is 300 emails a day with no time limit, which suits a large list mailed rarely. Klaviyo and Omnisend are free to 250 contacts and 500 emails a month. MailerLite is free to 250 subscribers and 2,500 emails a month. Nitrosend gives 5,000 emails to start, then 500 a month, with unlimited contacts, full API, MCP and CLI access, and up to 100 commercial recipients per rolling 24 hours on a new account. ActiveCampaign and Constant Contact offer trials only.
No, and not to any platform on this list. Every platform models flows differently, so automations are rebuilt rather than imported, which is the migration cost nobody quotes on a pricing page. Export the contacts and their engagement history together, because engagement history is what lets you warm a new sender on people who actually open things. Then rebuild the two or three flows that earn money first, using the email automation workflow guide, and leave the rest until the new sender has a reputation to spare.
George Hartley, Nitrosend's co-founder, thinks rebuilding flows by hand is the part of a move that should not survive the AI era. On SaaS Stories in September 2026 he described the old routine: "we've set up a new client. We'll go in, we'll create all this stuff and then we'll just go in and kind of redo it. Like that, that seems insane, you know, in this day and age." His alternative is to give the agent your standard flows and have it set them up, "a prompt or two instead of an afternoon." Whichever platform you move to, write your Moosend automations down as plain rules first, so an assistant can rebuild them and you can check the result.
The import takes an afternoon. The reputation takes weeks.
Nitrosend, with the top score in this review, 76.5 out of 100. It runs from your AI assistant, writes in your brand, holds unlimited contacts and costs $20 a month for 20,000 emails. Pick Brevo if you want a free plan priced on sends, MailerLite if you want the simplest editor, ActiveCampaign for automation depth, Klaviyo or Omnisend for an online store, and Constant Contact if staying with Moosend's owner is simpler. The Nitrosend and Moosend comparison scores the two head to head.
Constant Contact. It announced on June 6, 2025 that it had acquired Moosend from Sitecore, with terms not disclosed. Sitecore had agreed to buy Moosend in May 2021, and Moosend's pricing page now says it is a Constant Contact company.
Not a permanent one. On October 2, 2026 its pricing page offered a 30-day trial with unlimited sends to up to 1,000 contacts, then a paid plan or pay-as-you-go email credits. The free-forever tier that built its reputation is gone.
Yes. Moosend's Pro plan is $88 a month at 10,000 contacts and $2,896 at 500,000, paid monthly. Nitrosend is $20 a month for 20,000 emails and $650 for a million emails on Scale including overage, with contacts unlimited, so the same list emailed twice a month costs less at both sizes. Compare at your real contact count and send volume, because the counting method decides the bill more than the headline price does.
For campaigns, automated flows, segments, templates, contacts, transactional email and SMS, yes, in one account with unlimited contacts on every plan. An AI assistant runs it through the MCP server: a single transactional email sends on the call, while campaigns and flows stay drafts until they are approved. Email MCP explains how the connection works. If you rely on a specific Moosend feature, check it against the Nitrosend docs before you move.
Nitrosend, with 9 out of 10 on "Works from your AI assistant", one of the two heaviest tests on this page at 20 points. Its official MCP server lets Claude, ChatGPT, Cursor or Codex build a campaign or flow and send it once the draft is approved, with a separate confirmation before a send to all contacts. Klaviyo, MailerLite, Omnisend and ActiveCampaign come next at 8, and all four have MCP servers that can send or schedule campaigns, but design still starts in their own editors. Brevo scores 7 and Constant Contact 5.
Add the Nitrosend MCP server at api.nitrosend.com/mcp to Claude and sign in with OAuth, then point Brand Kit at your website so emails come out in your colors, fonts and voice. Import the contacts that are Active on every Moosend list they appear on, and ask Claude for the next campaign in plain words. It builds a draft you can test, and nothing goes to your list until the draft is approved. The same connection works in ChatGPT, Cursor and Codex.
Every plan includes full stack emailing: Flows, Newsletter Campaigns and Transactional Email, plus our NitroWheel LLM and all agent integrations (Claude, ChatGPT, Codex, Cursor and others). Pay for what you send, not who you store.
Every paid plan includes 3 agent inboxes and no Nitrosend footer.
For your first email program.
$192 billed yearly.
20,000 emails / month
Choose StarterFor a growing audience.
$480 billed yearly.
60,000 emails / month
Choose ProFor teams and agencies.
$1,440 billed yearly.
200,000 emails / month
Choose GrowthFor high-volume sending.
$2,880 billed yearly.
500,000 emails / month
Choose ScaleSending 500,000+ emails a month? Get a custom plan designed for you, with volume email pricing and capacity that fits your business.
5,000 emails to start, then 500 emails every month. No expiry on your starter emails.
Daily allowances depend on your plan and sender standing. Strong list, domain and delivery evidence can raise standing, including on day one. Trusted receives the full plan allowance; available email credits, safety checks and delivery pacing still apply.
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