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Telnyx API (spec3)
Telephony: place calls, send SMS and MMS, manage phone numbers, SIP trunks and conferences
1,496 operations2,547 schemas152 revisions
Changes
Full historySource
View schema- Spec
- OpenAPI 3.1.0
- Document
- raw.githubusercontent.com - YAML, 6.4 MB
- Commit
- f2517b8 chore: sync OpenAPI spec from internal repo
- Published
- Oct 23, 2026, 19:57 UTC
- Retrieved
- Oct 24, 2026, 07:54 UTC
- Digest
- f82938f53ff4
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/team-telnyx/apis/telnyx-api-2.mdcurl https://skmtc.dev/team-telnyx/apis/telnyx-api-2/llms.txt