VoIP
Providers using this tag (29)
Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.
Exemplar 1 Complete, well-documented, and agent-ready
Strong 4 Solid coverage with minor gaps
Developing 4 Usable, with meaningful gaps to close
Thin 7 Limited public surface area
Minimal 12 Almost no public developer surface
Unrated 1 Not yet scored
APIs with this tag (9)
Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →
Exemplar 2 Complete, well-documented, and agent-ready
Strong 1 Solid coverage with minor gaps
Developing 1 Usable, with meaningful gaps to close
Thin 4 Limited public surface area
Emerging 1 Early or largely undocumented
Companies reaching this through an API (6)
These companies publish an API, specification or operation carrying “VoIP” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.
Score breakdown
Related tags
Where this tag comes from
Cohort brief
Auto-generatedThe 25 providers in the APIs.io catalog tagged VoIP, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.
| Facet | This cohort | Catalog | Difference | Scored |
|---|---|---|---|---|
| Contract Quality | 32.7 | 19.8 | +12.9 | 25 |
| Operational Transparency | 22.9 | 13.9 | +9 | 25 |
| Developer Ergonomics | 29.5 | 23.3 | +6.2 | 25 |
| Discoverability | 66.2 | 61 | +5.2 | 25 |
| Access Clarity | 29.7 | 26.3 | +3.4 | 25 |
| Contract Governance | 7.4 | 6.3 | +1.1 | 25 |
A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.
| Artifact | This cohort | Catalog | Difference |
|---|---|---|---|
| MCP server (any) | 8% | 10% | -2 |
| MCP server (first-party) | 8% | 9% | -1 |
| Agent Skills | 0% | 0% | 0 |
| OAuth scopes | 15% | 11% | +4 |
| Security | 96% | 97% | -1 |
| Arazzo workflows | 0% | 2% | -2 |
| Governance rules | 15% | 14% | +1 |
mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.
- 1 Zoom Phone 72.4
- 2 Spruce Health 64.9
- 3 Weave 64.1
- 4 CloudTalk 58.9
- 5 SendHub 58
- 6 Phone Com 50.5
- 7 Nextiva 49.8
- 8 Nfon 47.9
- 9 Google Voice 41.9
- 10 Wazo 38.2
- 1 Zoom Phone 52.2
- 2 Spruce Health 43.2
- 3 CloudTalk 35.8
- 4 Wazo 35
- 5 Subspace 30.4
- 6 Nextiva 29
- 7 Nfon 28.2
- 8 Alianza 28.2
- 9 Weave 28.1
- 10 SendHub 27.9
Work with this as data
Every tag here is available over the APIs.io API and to AI agents over MCP.