---
title: "Changes to POST /EXPERIMENTAL_protocol_config"
method: POST
path: "/EXPERIMENTAL_protocol_config"
---

# Changes to POST /EXPERIMENTAL_protocol_config

`POST /EXPERIMENTAL_protocol_config`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 8 of 9 revisions.

- **2026-09-03** `4a6c7147e1c3` — 3 info
- **2026-08-10** `f586f4853138` — 5 info
- **2026-07-21** `cb6bdde6167d` — 5 info
- **2026-07-10** `191f480ff3d9` — 2 info
- **2026-06-29** `e291035f82b1` — 1 warning, 7 info
- **2026-05-21** `97b870f1f638` — 1 breaking, 1 info
- **2026-05-21** `e1982645f483` — 1 breaking, 1 info
- **2026-05-07** `28449cf3a488` — 1 breaking, 5 info

## Changes

- **2026-09-03** `4a6c7147e1c3` — 3 info
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/universal_state_init_to_account_id_base` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/universal_state_init_to_account_id_byte` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/universal_accounts` to the response with the `200` status
- **2026-08-10** `f586f4853138` — 5 info
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/ml_dsa_verify_base` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/ml_dsa_verify_byte` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/limit_config/allOf[#/components/schemas/LimitConfig]/max_globals_per_contract` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/limit_config/allOf[#/components/schemas/LimitConfig]/max_receipt_total_input_size` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ml_dsa_verify_host_fn` to the response with the `200` status
- **2026-07-21** `cb6bdde6167d` — 5 info
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/sha3_384_base` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/sha3_384_byte` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/sha3_512_base` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/sha3_512_byte` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/sha3_host_fns` to the response with the `200` status
- **2026-07-10** `191f480ff3d9` — 2 info
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/sha3_256_base` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/sha3_256_byte` to the response with the `200` status
- **2026-06-29** `e291035f82b1` — 1 warning, 7 info
  - removed the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/eth_implicit_global_contract` from the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/account_creation_charge` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/min_gas_purchase_price` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/transaction_costs/allOf[#/components/schemas/RuntimeFeesConfigView]/ml_dsa_65_verification_cost` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/bls12381_not_in_group_fix` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/chain_id_host_fn` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/ext_costs/allOf[#/components/schemas/ExtCostsConfigView]/yield_create_with_id_base` to the response with the `200` status
  - added the optional property `oneOf[subschema #1]/result/runtime_config/allOf[#/components/schemas/RuntimeConfigView]/wasm_config/allOf[#/components/schemas/VMConfigView]/yield_with_id_host_fns` to the response with the `200` status
- **2026-05-21** `97b870f1f638` — 1 breaking, 1 info
  - added `subschema #2, subschema #3, subschema #4` to the `oneOf[subschema #1]/result/shard_layout/allOf[#/components/schemas/ShardLayout]/` response property `oneOf` list for the response status `200`
  - removed `subschema #2, subschema #3, subschema #4` from the `oneOf[subschema #1]/result/shard_layout/allOf[#/components/schemas/ShardLayout]/` response property `oneOf` list for the response status `200`
- **2026-05-21** `e1982645f483` — 1 breaking, 1 info
  - added `subschema #1` to the response body `oneOf` list for the response status `200`
  - removed `#/components/schemas/JsonRpcResponse_for_RpcProtocolConfigResponse_and_RpcProtocolConfigError_variant0` from the response body `oneOf` list for the response status `200`
- **2026-05-07** `28449cf3a488` — 1 breaking, 5 info
  - request property `jsonrpc` was restricted to a list of enum values
  - the request property `id` became optional
  - the request property `jsonrpc` became optional
  - the `id` request property default value `dontcare` was added
  - the `jsonrpc` request property default value `2.0` was added
  - added the new `2.0` enum value to the request property `jsonrpc`

---

[Operation](https://skmtc.dev/near/apis/near-protocol-json-rpc-api/docs/EXPERIMENTAL_protocol_config/post.md) · [API](https://skmtc.dev/near/apis/near-protocol-json-rpc-api.md) · [Page](https://skmtc.dev/near/apis/near-protocol-json-rpc-api/changes/EXPERIMENTAL_protocol_config/post)