--- updatedAt: 2026-08-19T15:59:45.000Z --- Fetch the complete documentation index at: https://docs.blockdaemon.com/llms.txt. Use this file to discover all available pages before exploring further. Append .md to any documentation page URL to get its markdown version. # Kusama Polkadot REST API Methods > 📘 > > See the [Kusama RPC API connection guide](https://docs.blockdaemon.com/docs/access-kusama-rpc-via-polkadot-rest-api). ### `accounts` | Method | Notes | Compute Unit Value | | ----------------------------------------------------- | ---------------------------------------------- | ------------------ | | `GET /v1/accounts/compare` | Returns the requested account comparison data. | 5 | | `GET /v1/accounts/{accountId}/asset-approvals` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/asset-balances` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/balance-info` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/convert` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/foreign-asset-balances` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/pool-asset-approvals` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/pool-asset-balances` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/proxy-info` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/staking-info` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/staking-payouts` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/validate` | Returns account information for this endpoint. | 5 | | `GET /v1/accounts/{accountId}/vesting-info` | Returns account information for this endpoint. | 5 | ### `ahm` | Method | Notes | Compute Unit Value | | ------------------ | ------------------------------- | ------------------ | | `GET /v1/ahm-info` | Returns AHM status information. | 5 | ### `blocks` | Method | Notes | Compute Unit Value | | ------------------------------------------------------ | ------------------------------------------------------------------------- | ------------------ | | `GET /v1/blocks` | Returns a range of blocks. | 50 | | `GET /v1/blocks/head` | Returns the most recently produced block. | 5 | | `GET /v1/blocks/head/header` | Returns the header of the most recently produced block. | 1 | | `GET /v1/blocks/{blockId}` | Returns a block identified by its hash, height, or a supported block tag. | 5 | | `GET /v1/blocks/{blockId}/extrinsics-raw` | Returns the SCALE-encoded extrinsics for a block. | 5 | | `GET /v1/blocks/{blockId}/extrinsics/{extrinsicIndex}` | Returns an extrinsic at the specified index in a block. | 5 | | `GET /v1/blocks/{blockId}/header` | Returns the header for a block. | 1 | | `GET /v1/blocks/{blockId}/para-inclusions` | Returns parachain-inclusion data for a relay-chain block. | 5 | ### `capabilities` | Method | Notes | Compute Unit Value | | ----------------------- | -------------------------------------------------------------------------------------- | ------------------ | | `POST /v1/capabilities` | Evaluates the requested API capabilities and returns supported capability information. | 5 | ### `coretime` | Method | Notes | Compute Unit Value | | ------------------------------- | ------------------------------------------ | ------------------ | | `GET /v1/coretime/info` | Returns Coretime info information. | 5 | | `GET /v1/coretime/leases` | Returns Coretime leases information. | 5 | | `GET /v1/coretime/overview` | Returns Coretime overview information. | 5 | | `GET /v1/coretime/regions` | Returns Coretime regions information. | 5 | | `GET /v1/coretime/renewals` | Returns Coretime renewals information. | 5 | | `GET /v1/coretime/reservations` | Returns Coretime reservations information. | 5 | ### `health` | Method | Notes | Compute Unit Value | | ---------------- | ----------------------------------- | ------------------ | | `GET /v1/health` | Returns the REST API health status. | 5 | ### `node` | Method | Notes | Compute Unit Value | | ------------------------------- | ----------------------------------------------------- | ------------------ | | `GET /v1/node/network` | Returns node network information. | 5 | | `GET /v1/node/transaction-pool` | Returns pending extrinsics from the transaction pool. | 10 | | `GET /v1/node/version` | Returns node version information. | 5 | ### `pallets` | Method | Notes | Compute Unit Value | | --------------------------------------------------------------- | ------------------------------------------------------- | ------------------ | | `GET /v1/pallets/asset-conversion/liquidity-pools` | Returns asset-conversion liquidity-pool information. | 5 | | `GET /v1/pallets/asset-conversion/next-available-id` | Returns the next available asset-conversion identifier. | 5 | | `GET /v1/pallets/assets/{assetId}/asset-info` | Returns information and metadata for an asset. | 5 | | `GET /v1/pallets/foreign-assets` | Returns foreign-asset information. | 5 | | `GET /v1/pallets/nomination-pools/info` | Returns nomination-pool information. | 5 | | `GET /v1/pallets/nomination-pools/{poolId}` | Returns nomination-pool information. | 5 | | `GET /v1/pallets/on-going-referenda` | Returns the ongoing referenda. | 5 | | `GET /v1/pallets/pool-assets/{assetId}/asset-info` | Returns information and metadata for a pool asset. | 5 | | `GET /v1/pallets/staking/progress` | Returns staking-progress information. | 10 | | `GET /v1/pallets/staking/validators` | Returns staking-validator information. | 5 | | `GET /v1/pallets/{palletId}/consts` | Returns the constants defined by a pallet. | 5 | | `GET /v1/pallets/{palletId}/consts/{constantItemId}` | Returns a constant defined by a pallet. | 5 | | `GET /v1/pallets/{palletId}/dispatchables` | Returns the dispatchable calls defined by a pallet. | 5 | | `GET /v1/pallets/{palletId}/dispatchables/{dispatchableItemId}` | Returns a dispatchable call defined by a pallet. | 5 | | `GET /v1/pallets/{palletId}/errors` | Returns the errors defined by a pallet. | 5 | | `GET /v1/pallets/{palletId}/errors/{errorItemId}` | Returns an error defined by a pallet. | 5 | | `GET /v1/pallets/{palletId}/events` | Returns the events defined by a pallet. | 5 | | `GET /v1/pallets/{palletId}/events/{eventItemId}` | Returns an event defined by a pallet. | 5 | | `GET /v1/pallets/{palletId}/storage` | Returns the storage-item metadata for a pallet. | 10 | | `GET /v1/pallets/{palletId}/storage/{storageItemId}` | Returns a storage item and its value for a pallet. | 5 | ### `paras` | Method | Notes | Compute Unit Value | | ---------------------------------- | ---------------------------------------------- | ------------------ | | `GET /v1/paras/{number}/inclusion` | Returns inclusion information for a parachain. | 10 | ### `rc` | Method | Notes | Compute Unit Value | | ------------------------------------------------------------------ | ------------------------------------------------------------------------------------- | ------------------ | | `GET /v1/rc/accounts/{address}/balance-info` | Returns relay-chain account information for this endpoint. | 5 | | `GET /v1/rc/accounts/{address}/proxy-info` | Returns relay-chain account information for this endpoint. | 5 | | `GET /v1/rc/accounts/{address}/staking-info` | Returns relay-chain account information for this endpoint. | 5 | | `GET /v1/rc/accounts/{address}/staking-payouts` | Returns relay-chain account information for this endpoint. | 5 | | `GET /v1/rc/accounts/{address}/vesting-info` | Returns relay-chain account information for this endpoint. | 5 | | `GET /v1/rc/blocks` | Returns relay-chain a range of blocks. | 50 | | `GET /v1/rc/blocks/head` | Returns relay-chain the most recently produced block. | 5 | | `GET /v1/rc/blocks/head/header` | Returns relay-chain the header of the most recently produced block. | 1 | | `GET /v1/rc/blocks/{blockId}` | Returns relay-chain a block identified by its hash, height, or a supported block tag. | 5 | | `GET /v1/rc/blocks/{blockId}/extrinsics-raw` | Returns relay-chain the SCALE-encoded extrinsics for a block. | 5 | | `GET /v1/rc/blocks/{blockId}/extrinsics/{extrinsicIndex}` | Returns relay-chain an extrinsic at the specified index in a block. | 5 | | `GET /v1/rc/blocks/{blockId}/header` | Returns relay-chain the header for a block. | 1 | | `GET /v1/rc/blocks/{blockId}/para-inclusions` | Returns relay-chain parachain-inclusion data for a relay-chain block. | 5 | | `GET /v1/rc/node/network` | Returns relay-chain node network information. | 5 | | `GET /v1/rc/node/transaction-pool` | Returns relay-chain pending extrinsics from the transaction pool. | 10 | | `GET /v1/rc/node/version` | Returns relay-chain node version information. | 5 | | `GET /v1/rc/pallets/on-going-referenda` | Returns the ongoing referenda. | 5 | | `GET /v1/rc/pallets/staking/progress` | Returns staking-progress information. | 10 | | `GET /v1/rc/pallets/staking/validators` | Returns staking-validator information. | 5 | | `GET /v1/rc/pallets/{palletId}/consts` | Returns the constants defined by a pallet. | 5 | | `GET /v1/rc/pallets/{palletId}/consts/{constantItemId}` | Returns a constant defined by a pallet. | 5 | | `GET /v1/rc/pallets/{palletId}/dispatchables` | Returns the dispatchable calls defined by a pallet. | 5 | | `GET /v1/rc/pallets/{palletId}/dispatchables/{dispatchableItemId}` | Returns a dispatchable call defined by a pallet. | 5 | | `GET /v1/rc/pallets/{palletId}/errors` | Returns the errors defined by a pallet. | 5 | | `GET /v1/rc/pallets/{palletId}/errors/{errorItemId}` | Returns an error defined by a pallet. | 5 | | `GET /v1/rc/pallets/{palletId}/events` | Returns the events defined by a pallet. | 5 | | `GET /v1/rc/pallets/{palletId}/events/{eventItemId}` | Returns an event defined by a pallet. | 5 | | `GET /v1/rc/pallets/{palletId}/storage` | Returns the storage-item metadata for a pallet. | 10 | | `GET /v1/rc/pallets/{palletId}/storage/{storageItemId}` | Returns a storage item and its value for a pallet. | 5 | | `GET /v1/rc/runtime/code` | Returns relay-chain the current runtime Wasm code. | 1 | | `GET /v1/rc/runtime/metadata` | Returns relay-chain the current runtime metadata. | 1 | | `GET /v1/rc/runtime/metadata/versions` | Returns relay-chain the runtime metadata versions supported by the node. | 1 | | `GET /v1/rc/runtime/metadata/{metadataVersion}` | Returns relay-chain runtime metadata encoded at a requested metadata version. | 1 | | `GET /v1/rc/runtime/spec` | Returns relay-chain the current runtime specification information. | 1 | | `POST /v1/rc/transaction` | Submits an encoded transaction to the node. | 50 | | `POST /v1/rc/transaction/dry-run` | Simulates an encoded transaction without broadcasting it. | 5 | | `POST /v1/rc/transaction/fee-estimate` | Returns relay-chain the estimated fee for an encoded transaction. | 10 | | `GET /v1/rc/transaction/material` | Returns relay-chain the material required to construct a transaction. | 5 | | `GET /v1/rc/transaction/material/{metadataVersion}` | Returns relay-chain transaction-construction material for a metadata version. | 5 | ### `runtime` | Method | Notes | Compute Unit Value | | -------------------------------------------- | ----------------------------------------------------------------- | ------------------ | | `GET /v1/runtime/code` | Returns the current runtime Wasm code. | 1 | | `GET /v1/runtime/metadata` | Returns the current runtime metadata. | 1 | | `GET /v1/runtime/metadata/versions` | Returns the runtime metadata versions supported by the node. | 1 | | `GET /v1/runtime/metadata/{metadataVersion}` | Returns runtime metadata encoded at a requested metadata version. | 1 | | `GET /v1/runtime/spec` | Returns the current runtime specification information. | 1 | ### `transaction` | Method | Notes | Compute Unit Value | | ------------------------------------------------ | ----------------------------------------------------------------- | ------------------ | | `POST /v1/transaction` | Submits an encoded transaction to the node. | 50 | | `POST /v1/transaction/dry-run` | Simulates an encoded transaction without broadcasting it. | 5 | | `POST /v1/transaction/fee-estimate` | Returns the estimated fee for an encoded transaction. | 10 | | `GET /v1/transaction/material` | Returns the material required to construct a transaction. | 5 | | `GET /v1/transaction/material/{metadataVersion}` | Returns transaction-construction material for a metadata version. | 5 | | `POST /v1/transaction/metadata-blob` | Creates a metadata blob for transaction construction. | 5 | | `POST /v1/transaction/parse` | Parses an encoded transaction. | 5 |