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engine_exchangeCapabilities

Exchanges list of supported Engine API methods

Params

(1)

1. Consensus client methods (required)

array[string]

Result

(Execution client methods)
array[string]

Example

Request

await window.ethereum.request({
  "method": "engine_exchangeCapabilities",
  "params": [
    [
      "engine_exchangeTransitionConfigurationV1",
      "engine_forkchoiceUpdatedV1",
      "engine_getPayloadBodiesByHashV1",
      "engine_getPayloadBodiesByRangeV1",
      "engine_getPayloadV1",
      "engine_newPayloadV1"
    ]
  ]
});

Result

[
  "engine_getPayloadV1",
  "engine_getPayloadV2",
  "engine_executePayloadV1",
  "engine_newPayloadV1",
  "engine_newPayloadV2",
  "engine_forkchoiceUpdatedV1",
  "engine_forkchoiceUpdatedV2",
  "engine_exchangeTransitionConfigurationV1",
  "engine_getPayloadBodiesByHashV1",
  "engine_getPayloadBodiesByRangeV1"
]

Params

Consensus client methods


Request

await window.ethereum.request({
  "method": "engine_exchangeCapabilities",
  "params": [
    null
  ]
});