Chainhook · Office #42,731

What it is

Calls itself “webhooks”.

• Calls itself: webhooks

“Webhooks for blockchain transfers”

Where it puts itself

Rules out “asks for private keys” and “chat messages”.

• Says it will not: asks for private keys · chat messages

“Chainhook only reads public blockchain data and never asks for private keys.”

“Chainhook sends JSON events, not chat messages.”

What it costs

Monthly subscription and yearly plan. Free for a trial period. Trial: “1 month”. Has an enterprise plan. Sales on request. 7 prices listed on its pages, from $0 to $990.

• Monthly: yes
• Yearly: yes
• Free plan: free for a trial
• Price: 7 prices, from $0 to $990
• Trial: 1 month
• Enterprise plan: yes
• Contact sales: yes

“$0 /month”

“$29 /month”

Who it sells to

Sells to businesses. Built for teams. Available in 3 languages.

• Sells to: businesses
• Company size: teams
• Languages: Node.js · PHP · Python

“Custom limits for teams that need more than 400,000 detections a month or more than 200 active webhooks.”

“…cURL Node.js PHP Python MCP”

How it runs

A API. Hosted in the cloud. Offers an API. AI is a side feature.

• Kind: api
• Runs where: cloud / hosted
• API: yes
• AI role: a side feature

“REST API”

“Chainhook monitors wallet addresses across Ethereum, BNB Chain, Tron, Base, Polygon, Arbitrum, Optimism, Avalanche, and Bitcoin.”

What it works with

Names Arbitrum, BNB Chain and 5 more on its pages.

• Names: Arbitrum · BNB Chain · Base · +4

“Chainhook monitors wallet addresses across Ethereum, BNB Chain, Tron, Base, Polygon, Arbitrum, Optimism, Avalanche, and Bitcoin.”

What it offers as proof

Live, no waitlist. Trying it asks for a card. Publishes docs.

• Instant signup: yes
• Trial asks for: a card

“Start for free”

“Card required, no monthly fee”