Postmark vs Zed
Reliable transactional email with fast delivery
vs. High-performance code editor, built in Rust, with AI + collaboration
Pricing tiers
Postmark
Free
100 emails/month forever. No credit card. Side projects and testing.
Free
Basic — 10k
10,000 emails/month. Overage $1.80/1k. Unlimited emails/day.
$15/mo
Pro — 10k
10,000 emails/month. Overage $1.30/1k. Inbound email + message streams.
$17/mo
Platform — 10k
10,000 emails/month. Overage $1.20/1k. Team collab, more domains.
$18/mo
Enterprise (>1.5M)
Custom for senders exceeding 1.5M/month.
Custom
Zed
Free
$0. Full editor, extensions, collaboration. AI assistant with BYO API key or limited free tier.
Free
Zed Pro (trial)
$0 limited trial. Zed-hosted AI with Claude/GPT, 150 interactions/mo on Sonnet-tier models.
$0 base (usage-based)
BYO API Key
$0 for Zed. Full AI assistant with your own Claude / GPT / Gemini / Ollama keys — passthrough cost only.
$0 base (usage-based)
Zed Pro
$10/user/mo. 500 Claude Sonnet interactions + unlimited edit-predictions, priority routing.
$10/mo
Zed Business
$20/user/mo. 1,000+ Claude Sonnet interactions, org-level billing, priority support.
$20/mo
Free-tier quotas head-to-head
Comparing free on Postmark vs free on Zed.
| Metric | Postmark | Zed |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Postmark · 12 features
- Activity Search — Full-text search over sent messages for 45-365 days.
- Bounce Handling — Automatic hard/soft bounce detection + suppression management.
- Broadcast Messages — Via separate Broadcast Message Stream. Bulk sends with throttling.
- DKIM + SPF — One-click verification + auto-renewal of DKIM keys.
- Inbound Email — Route inbound emails to your webhook. Parse attachments, threads.
- Message Streams — Isolate transactional from marketing for separate deliverability reputation.
- Open + Click Tracking — Configurable at template or send level.
- Raw API Access — 100+ endpoints for bounces, servers, tags, templates, stats.
- Servers — Multi-tenant isolation: each "server" has its own API token + reputation.
- Templates — Mustachio template language with variables, alias + versioning.
- Transactional Send — Reliable API for password resets, receipts, notifications. Sub-10s delivery.
- Webhook Events — Delivery, bounce, spam complaint, open, click, subscription change.
Zed · 20 features
- Agent Panel — Multi-step AI tasks with tool use.
- AI Assistant — Inline edits + agent panel.
- Channels (Multiplayer) — Real-time shared editing.
- Editor — Core Rust-based editor.
- Edit Prediction (Zeta) — Next-edit prediction model.
- Extensions (WASM) — WASM-based extension system.
- GitHub Copilot Support — Works alongside Copilot subscription.
- Git Integration — Diff view, branches, blame.
- Integrated Terminal — Built-in shell.
- LSP Support — Works with all LSP language servers.
- MCP Support — Connect to any MCP server.
- Multibuffer — Edit multiple files in one view.
- Remote Dev (SSH) — Edit remote filesystems natively.
- Screen Share — Share editor view live.
- Sub-16ms Latency — GPU-accelerated rendering.
- Tasks — Configurable build/test/run tasks.
- Themes — Built-in + community themes.
- Tree-sitter Syntax — Incremental parsing for instant highlighting.
- Vim Mode — First-class Vim/Helix bindings.
- Voice Channels — Talk while pair programming.
Developer interfaces
| Kind | Postmark | Zed |
|---|---|---|
| CLI | — | zed CLI (shell integration) |
| SDK | postmark-dotnet, postmarker (Python), postmark-go, postmark (Node), postmark-php, postmark-rails | — |
| REST | Postmark REST API | — |
| OTHER | Inbound Email, SMTP Relay, Webhooks | Command Palette (cmd+shift+p), Multiplayer / Channels, Remote Development (SSH), Zed AI Assistant, Zed Editor, Zed Extensions |
Staxly is an independent catalog of developer platforms. Some links to Postmark and Zed may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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