evm: use proxy etherscan by default for typegen cli

common/changes/@subsquid/evm-typegen/use-proxy-etherscan-for-typegen_2026-01-24-18-35.json

@@ -0,0 +1,20 @@
+{
+  "changes": [
+    {
+      "packageName": "@subsquid/evm-typegen",
+      "comment": "Add SQD Etherscan proxy service as default API endpoint. When no `--etherscan-api-key` is provided, the tool now uses the SQD proxy service (`https://cloud.sqd.dev/chains/api/v1/evm/abi`) instead of requiring direct Etherscan API access.",
+      "type": "minor"
+    },
+    {
+      "packageName": "@subsquid/evm-typegen",
+      "comment": "Deprecate `--etherscan-chain-id` option in favor of `--chain-id`. The old option still works but shows a deprecation warning.",
+      "type": "minor"
+    },
+    {
+      "packageName": "@subsquid/evm-typegen",
+      "comment": "Add support for named chain identifiers. The `--chain-id` option now accepts human-readable chain names (e.g., `ethereum`, `polygon`, `arbitrum`, `bsc`) in addition to numeric chain IDs. Supports 70+ EVM chains with multiple aliases per chain.",
+      "type": "minor"
+    }
+  ],
+  "packageName": "@subsquid/evm-typegen"
+}

evm/evm-typegen/package.json

@@ -26,7 +26,8 @@
     "@subsquid/util-internal-commander": "^1.4.0",
     "@subsquid/evm-codec": "^0.3.0",
     "@subsquid/evm-abi": "^0.3.1",
-    "commander": "^11.1.0"
+    "commander": "^11.1.0",
+    "fastest-levenshtein": "^1.0.16"
   },
   "devDependencies": {
     "@types/node": "^18.18.14",