CallNode · Office #40,511

What it is

Calls itself “infrastructure”.

• Calls itself: infrastructure

“Phone numbers as infrastructure for your AI agent”

Where it puts itself

Positions itself as an alternative to Vapi. Publishes a comparison page.

• Alternative to: Vapi

“CallNode vs Vapi”

“CallNode vs Vapi -> https://callnode.io/alternatives/vapi”

What it costs

Monthly subscription. No free plan. Has an enterprise plan. Sales on request. 7 prices listed on its pages, from $0 to $40.

• Monthly: yes
• Free plan: no
• Price: 7 prices, from $0 to $40
• Enterprise plan: yes
• Contact sales: yes

“SMS $0.01, MMS $0.04 per message”

“$0.02 /minute”

Who it sells to

Sells to developers. Built for teams. Made for developers.

• Sells to: developers
• Company size: teams
• Made for: developers

“Built for developers shipping voice AI: HMAC signing, test mode, OpenAPI spec, and pay-as-you-go from $0.02/min.”

“For developers and AI builders”

How it runs

A web app. Hosted in the cloud. Offers an API. AI is the core of the product.

• Kind: web
• Runs where: cloud / hosted
• API: yes
• AI role: core to the product

“Browser meetings for up to 50 people with recording”

“Pay-as-you-go”

What it works with

Integrates with CrewAI, Flowise, Hermes and 3 more. Names Retell and Vapi on its pages.

• Integrates with: CrewAI · Flowise · Hermes · +3
• Names: Retell · Vapi

“CrewAI Hermes openClaw LiveKit n8n Flowise”

“OpenAPI 3.1, Postman, n8n, Flowise”

What it offers as proof

Live, no waitlist. Try it without signing up. Publishes docs and a blog.

• Instant signup: yes
• Trial asks for: nothing

“Start Building Free”

“No credit card required”