Helo
Helo is Send individual emails through Helo's transactional endpoint with native idempotency, Channel routing, tags, and metadata.. It is ranked #3966 on the Dev Radar, in Backend & APIs, first seen 31 days ago and shared in 2 posts (1.2k views).
Helo - Email SDK Hey, Leo here 👋 I just launched Social SDK , my new open source project . Come check it out → Email SDK Email SDK Search ⌘ K Email SDK Get started Adapters Adapters Adapter pricing Resend Sequenzy JetEmail Primitive Lettermint Lettr Postmark SendGrid Cloudflare Email Sending Unosend AWS SES Mailgun MailerSend Brevo Mailchimp Transactional SparkPost Iterable Microsoft Graph Loops Plunk Mailtrap Scaleway ZeptoMail MailPace SendHeron Helo SMTP Field support Delivery capabilities How adapters are tested Concepts Plugins UI Integrations For agents Guides Reference latest v3 Helo Adapters Helo Send individual emails through…
Alternatives to Helo
- Kimi API Platform — Kimi API Platform, providing the 2.8-trillion-parameter Kimi K3 large language model API with a 1M-token context…
- OrcaRouter — Cyber Tier API
- Particle — Particle is building a new AI inference layer for open weight models—fast, low-cost, and reliable. Use our API to…
- treg.to — $0.20 per candidate is actually crazy. >
- opencommerce — today we are announcing openrouter for commerce
- context.dev — came out #1 (by a lot)
Helo in numbers
- Rank on the Dev Radar: #3966 of 8798
- Shared in 2 posts by 1 account: @leodev
- 1.2k views on those posts
- First seen 31 days ago, last shared 31 days ago
- Pricing seen by AGK Intelligence: not stated
- Market: Backend & APIs
FAQ
What is Helo?
Send individual emails through Helo's transactional endpoint with native idempotency, Channel routing, tags, and metadata. It was first shared on X 31 days ago and is ranked #3966 on the Dev Radar.
Is Helo free?
Pricing is not stated on the page we read.
Who shared Helo?
1 account on X, including @leodev, in 2 posts totalling 1.2k views.
Every post is read and classified by AGK Intelligence: what it is, which market it belongs to, and whether the link is a real tool. 31.2k posts from 5k X accounts over the last 21 days, 8.8k tools, 12 markets. New posts are collected several times an hour and the full ranking is recomputed every hour — last update 2026-10-30 20:22 UTC. Full method.