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Send16 API

Emails: send transactional and batch messages, manage contacts and sending domains

Proprietary15 operations7 schemas1 revision

Changes

Full history

Source

View schema
Spec
OpenAPI 3.1.0
Document
api.send16.com · JSON, 10 KB
Retrieved
Oct 20, 2026, 10:24 UTC
Digest
86a504123b82

For agents

Every page here has a markdown twin. The overview is one fetch; the llms.txt lists every operation with a link to its own markdown.

curl https://skmtc.dev/send16/apis/send16-api.md
curl https://skmtc.dev/send16/apis/send16-api/llms.txt