C 
callfire.com
CallFire provides communications APIs and tools for sending text messages, placing voice calls, running broadcasts, and managing phone numbers, contacts, and related telephony workflows. Its public developer docs focus on the v2 REST API and legacy API guidance.
CallFire exposes a REST API v2 at `https://api.callfire.com/v2` documented on developers.callfire.com and authenticated with per-application Basic Auth credentials; no public GraphQL API, MCP server, or CLI was found.
discovered 1d ago
REST · OpenAPI1
- CallFire API v2discovered
Credentials
Log in to your CallFire account, open Settings → API Access, click Add API Access, enter an application name, and copy the auto-generated application login and application password. The guide is in How do I enable API on my account?.
conventions · 0/8 published
- integrations.json✗
/.well-known/integrations.json - llms.txt✗
/llms.txt - API catalog✗
/.well-known/api-catalog - OpenAPI document✗
/api/schema/, /openapi.json, /swagger.json, /api/openapi.json, or /v1/openapi.json - MCP server card✗
/.well-known/mcp/server-card.json - OAuth protected resource✗
/.well-known/oauth-protected-resource - Agent card✗
/.well-known/agent-card.json - Agent skills✗
/.well-known/agent-skills/index.json
Publish these signals → /publishing