---
title: "Email sending and sequencing APIs: 10 reviewed | ONEGTMLAB"
description: "Email sending and sequencing APIs: 10 tools with their API read end to end. Cost per call, plans with the billing basis, rate limits, keys and MCP."
canonical: https://www.onegtmlab.dev/tool-directory/sending
---

# Email sending and sequencing APIs: 10 reviewed | ONEGTMLAB

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# Email sending and sequencing APIs

Send and sequence outbound email, with the API behind the campaigns. 10 tools, each with its API read end to end from its own pricing page and docs.

-   **10**tools reviewed
-   **9**official MCP servers
-   **0**with a free plan

Find an Email sending tool

## Every tool in Email sending

Search and filter within this category, or sort by entry price.

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SortA to ZCheapest entry price

Pricing modelPer seat4Usage-based4Flat monthly plans2

Plan and accessOfficial MCP server9

Showing 10 of 10 tools

-   [![](/_astro/emailbison.fVnRcAh4_7tUh5.webp)EmailBisonEmail sendingHigh-volume cold-email platform on isolated infrastructure with dedicated IPs.Usage-basedFrom $599/mo billed monthlyReview →](/tool-directory/sending/emailbison)
-   [![](/_astro/instantly.w1WoNFJP.svg)InstantlyEmail sendingCold-email sending platform with unlimited mailboxes and warmup, a scoped-key REST API v2 (255 operations in the spec), a hosted MCP server…Official MCPUsage-basedFrom $9/mo billed monthlyReview →](/tool-directory/sending/instantly-ai)
-   [![](/_astro/lemlist.CtTpvJYG_AYNCJ.webp)lemlistEmail sendingMultichannel outreach platform (email, LinkedIn, calls, SMS, WhatsApp) with a 650M+ lead database, credit-based waterfall enrichment, intent signal…Official MCPPer seatFrom $55/mo billed annuallyReview →](/tool-directory/sending/lemlist)
-   [![](/_astro/outreach.B1Zxg-6O_1u5xm1.webp)OutreachEmail sendingEnterprise sales engagement and revenue platform (sequences, dialer, conversation intelligence, forecasting) with a JSON:API REST API (~254…Official MCPPer seatNo published entry priceReview →](/tool-directory/sending/outreach)
-   [![](/_astro/quickmail.D0-fPcvw.svg)QuickMailEmail sendingCold email + LinkedIn sequencer with unlimited senders and users, Deliverability AI, a GraphQL API v2 (Growth plan and up), webhooks (Agency plan…Official MCPFlat monthly plansFrom $49/mo billed monthlyReview →](/tool-directory/sending/quickmail)
-   [![](/_astro/reply.Dnwj7YvF_VVi4E.webp)Reply.ioEmail sendingMultichannel sales-engagement platform (email, LinkedIn, calls, SMS, WhatsApp) with an AI SDR ('Jason'), a scoped v3 REST API, an official 70-tool…Official MCPPer seatFrom $49/mo billed annuallyReview →](/tool-directory/sending/reply-io)
-   [![](/_astro/saleshandy.CJlsyHxQ_vK48Y.webp)SaleshandyEmail sendingCold-email sequencer bundled with the Lead Finder B2B database (852M+ contacts, 9-provider waterfall), with unlimited mailboxes, a REST API on every…Official MCPFlat monthly plansFrom $34/mo billed annuallyReview →](/tool-directory/sending/saleshandy)
-   [![](/_astro/salesloft.DjQqZo-d.svg)SalesloftEmail sendingEnterprise sales engagement platform (cadences, dialer, conversations, deals) with a REST API v2 (~215 endpoints), customer API keys or OAuth apps, a…Official MCPPer seatNo published entry priceReview →](/tool-directory/sending/salesloft)
-   [![](/_astro/smartlead.DCswj1gL_ZtDHkw.webp)SmartleadEmail sendingCold-email sending platform priced on send volume and stored contacts (not seats), with unlimited mailboxes, warmup, master inbox, white-label client…Official MCPUsage-basedFrom $32/mo billed annuallyReview →](/tool-directory/sending/smartlead)
-   [![](/_astro/woodpecker.CMNjU0Wb_Z3F5fi.webp)WoodpeckerEmail sendingCold email plus LinkedIn outreach platform priced on emails sent per month, with an API/webhooks/MCP/CLI bundle sold as a flat $20/mo add-on and an…Official MCPUsage-basedFrom $20/mo billed monthlyReview →](/tool-directory/sending/woodpecker)

## Guides and comparisons for this category

[ComparisonInstantly vs SmartleadCompare them →](/tool-directory/compare/instantly-vs-smartlead)

## Other categories

[Sourcing](/tool-directory/sourcing)[Enrichment](/tool-directory/enrichment)[Verification](/tool-directory/verification)[Signals](/tool-directory/signals)[Research and scraping](/tool-directory/research-and-scraping)[LinkedIn outreach](/tool-directory/linkedin-outreach)[CRM](/tool-directory/crm)[Data platforms](/tool-directory/data-platforms)

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Tell us what you want these tools to do in your stack. We will show you which tools we would use and how we would wire them together.

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