MCP Blockchain Server
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| REDIS_URL | No | Redis connection string for caching (optional) | |
| DATABASE_URL | Yes | PostgreSQL connection string for the database | |
| INFURA_API_KEY | Yes | Infura API key for blockchain access | |
| ETHERSCAN_API_KEY | Yes | Etherscan API key for contract ABIs |
Capabilities
Features and capabilities supported by this server
| Capability | Details |
|---|---|
| tools | {
"listChanged": true
} |
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
| get-chainsA | List the blockchain networks this server supports, with their chain ids and native currencies. |
| get-balanceA | Get an address's native-token balance (e.g. ETH) on a given chain. |
| read-contractA | Call a read-only (view/pure) contract method. Provide |
| prepare-transactionA | Create an unsigned transaction and return a URL the user opens to review and sign it in their own wallet. Private keys never reach this server. Share the returned URL with the user. |
| get-transaction-statusA | Check the current status of a prepared transaction by its id. |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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