The SendGrid alternative built for developers and agents
A developer-first email API with a permanent free tier, published metered pricing and an MCP server so AI agents can send, receive and forward natively. SendGrid details below were checked against public pricing summaries in October 2026: its free plan is now a 60-day trial, Essentials starts around $19.95/mo and Pro around $89.95/mo.
SendGrid vs ThreadCamp
| Point | SendGrid | ThreadCamp |
|---|---|---|
| Pricing | 60-day free trial, then Essentials from ~$19.95/mo (50,000 emails) or Pro from ~$89.95/mo (100,000 emails) | Free -> $19 -> $79, published $1.00/1k metered |
| Agent-native | No official MCP server for the email API (community servers only) | MCP server, sandbox keys, machine-readable pricing |
| Inbound + forwarding | Inbound parse add-on; no routing rules | Inboxes + forwarding Routes in one key |
ThreadCamp is the email API for AI agents: inboxes, sending and forwarding with SRS behind one key.
Other alternatives
Questions
Is ThreadCamp cheaper than SendGrid?
For developer and agent workloads the Free -> $19 -> $79 ladder with $1.00/1k metered overage is simpler for small workloads and keeps a permanent free tier, whereas SendGrid's free plan is now a 60-day trial. Compare your monthly volume on the pricing page.
Switch in an afternoon.
No credit card. Full API, MCP and webhooks on the free tier.