diff --git a/tests/eth_estimateGas/eth_estimateGas/estimate-auth-cost-increases-gas.io b/tests/eth_estimateGas/eth_estimateGas/estimate-auth-cost-increases-gas.io
new file mode 100644
index 000000000..ed6ab49d5
--- /dev/null
+++ b/tests/eth_estimateGas/eth_estimateGas/estimate-auth-cost-increases-gas.io
@@ -0,0 +1,7 @@
+// checks that including ephemeral authorizations increases gas
+// 
+// speconly: client response is only checked for schema validity.
+>> {"jsonrpc":"2.0","id":1,"method":"eth_estimateGas","params":[{"from":"0x0c2c51a0990aee1d73c1228de158688341557508","nonce":"0x0","to":"0x0100000000000000000000000000000000000000","value":"0x1"}]}
+<< {"jsonrpc":"2.0","id":1,"result":"0x5208"}
+>> {"jsonrpc":"2.0","id":2,"method":"eth_estimateGas","params":[{"authorizationList":[{"address":"0xaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa","chainId":"0x1","nonce":"0x0","r":"0x1111111111111111111111111111111111111111111111111111111111111111","s":"0x2222222222222222222222222222222222222222222222222222222222222222","yParity":"0x0"}],"from":"0x0c2c51a0990aee1d73c1228de158688341557508","nonce":"0x0","to":"0x0100000000000000000000000000000000000000","type":"0x4","value":"0x1"}]}
+<< {"jsonrpc":"2.0","id":2,"result":"0xb52e"}
diff --git a/tests/eth_estimateGas/eth_estimateGas/estimate-blob-tx.io b/tests/eth_estimateGas/eth_estimateGas/estimate-blob-tx.io
new file mode 100644
index 000000000..9f8ef9235
--- /dev/null
+++ b/tests/eth_estimateGas/eth_estimateGas/estimate-blob-tx.io
@@ -0,0 +1,5 @@
+// checks gas estimation for blob transactions (EIP-4844)
+// 
+// speconly: client response is only checked for schema validity.
+>> {"jsonrpc":"2.0","id":1,"method":"eth_estimateGas","params":[{"blobVersionedHashes":["0x0100000000000000000000000000000000000000000000000000000000000000"],"from":"0x0c2c51a0990aee1d73c1228de158688341557508","maxFeePerBlobGas":"0x5","nonce":"0x0","to":"0x0100000000000000000000000000000000000000","type":"0x5","value":"0x1"}]}
+<< {"jsonrpc":"2.0","id":1,"result":"0x5208"}
diff --git a/tests/eth_estimateGas/eth_estimateGas/estimate-calldata-and-auth-floor.io b/tests/eth_estimateGas/eth_estimateGas/estimate-calldata-and-auth-floor.io
new file mode 100644
index 000000000..7bc05040c
--- /dev/null
+++ b/tests/eth_estimateGas/eth_estimateGas/estimate-calldata-and-auth-floor.io
@@ -0,0 +1,5 @@
+// checks combined effect of calldata floor and authorization gas cost
+// 
+// speconly: client response is only checked for schema validity.
+>> {"jsonrpc":"2.0","id":1,"method":"eth_estimateGas","params":[{"authorizationList":[{"address":"0xbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb","chainId":"0x1","nonce":"0x0","r":"0x1111111111111111111111111111111111111111111111111111111111111111","s":"0x2222222222222222222222222222222222222222222222222222222222222222","yParity":"0x0"}],"from":"0x0c2c51a0990aee1d73c1228de158688341557508","nonce":"0x0","to":"0x0100000000000000000000000000000000000000","type":"0x4","value":"0x1"}]}
+<< {"jsonrpc":"2.0","id":1,"result":"0xb52e"}
diff --git a/tests/eth_estimateGas/eth_estimateGas/estimate-failed-call.io b/tests/eth_estimateGas/eth_estimateGas/estimate-failed-call.io
new file mode 100644
index 000000000..f022c4b6b
--- /dev/null
+++ b/tests/eth_estimateGas/eth_estimateGas/estimate-failed-call.io
@@ -0,0 +1,3 @@
+// estimates a contract call that reverts
+>> {"jsonrpc":"2.0","id":1,"method":"eth_estimateGas","params":[{"from":"0x0102030000000000000000000000000000000000","input":"0xff030405","to":"0x17e7eedce4ac02ef114a7ed9fe6e2f33feba1667"}]}
+<< {"jsonrpc":"2.0","id":1,"error":{"code":3,"message":"execution reverted","data":"0x77726f6e672d63616c6c6461746173697a65"}}
diff --git a/tests/eth_estimateGas/eth_estimateGas/estimate-floor-calldata-cost-dominates.io b/tests/eth_estimateGas/eth_estimateGas/estimate-floor-calldata-cost-dominates.io
new file mode 100644
index 000000000..02b90dde6
--- /dev/null
+++ b/tests/eth_estimateGas/eth_estimateGas/estimate-floor-calldata-cost-dominates.io
@@ -0,0 +1,5 @@
+// ensures floor calldata cost dominates the gas used for trivial execution
+// 
+// speconly: client response is only checked for schema validity.
+>> {"jsonrpc":"2.0","id":1,"method":"eth_estimateGas","params":[{"from":"0x0c2c51a0990aee1d73c1228de158688341557508","input":"0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff","nonce":"0x0","to":"0x0100000000000000000000000000000000000000","value":"0x1"}]}
+<< {"jsonrpc":"2.0","id":1,"result":"0xf545"}
diff --git a/tests/eth_estimateGas/eth_estimateGas/estimate-simple-transfer.io b/tests/eth_estimateGas/eth_estimateGas/estimate-simple-transfer.io
new file mode 100644
index 000000000..35be3751f
--- /dev/null
+++ b/tests/eth_estimateGas/eth_estimateGas/estimate-simple-transfer.io
@@ -0,0 +1,3 @@
+// estimates a simple transfer
+>> {"jsonrpc":"2.0","id":1,"method":"eth_estimateGas","params":[{"from":"0xaa00000000000000000000000000000000000000","to":"0x0100000000000000000000000000000000000000"}]}
+<< {"jsonrpc":"2.0","id":1,"result":"0x5208"}
diff --git a/tests/eth_estimateGas/eth_estimateGas/estimate-successful-call.io b/tests/eth_estimateGas/eth_estimateGas/estimate-successful-call.io
new file mode 100644
index 000000000..347bb8840
--- /dev/null
+++ b/tests/eth_estimateGas/eth_estimateGas/estimate-successful-call.io
@@ -0,0 +1,5 @@
+// estimates a successful contract call
+// 
+// speconly: client response is only checked for schema validity.
+>> {"jsonrpc":"2.0","id":1,"method":"eth_estimateGas","params":[{"from":"0x0102030000000000000000000000000000000000","input":"0xff01","to":"0x17e7eedce4ac02ef114a7ed9fe6e2f33feba1667"}]}
+<< {"jsonrpc":"2.0","id":1,"result":"0x5316"}