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Sign Self Agent Request

sign_self_request

Sign an HTTP request with the configured Self agent identity. Returns x-self-agent-* headers for gated APIs. Requires SELF_AGENT_PRIVATE_KEY — fails on hosted MCP without a configured agent key. For Self demo endpoints on Celo mainnet, use ?network=celo-mainnet.

§ Inputs

Name	Type	Description
`method`Required	`string`	method
`url`Required	`string`	url
`body`Required	`string`	body

§ Returns

{ headers: { 'x-self-agent-signature', 'x-self-agent-timestamp', … } }

§ Try saying

Sign a GET request to https://api.self.xyz/me as my Self agent.

Use this tool

Once Celina is wired into your MCP client, just ask in plain language. The LLM picks sign_self_request automatically.

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