diff --git a/python/CHANGELOG b/python/CHANGELOG
index 14fd5c6..40e527b 100644
--- a/python/CHANGELOG
+++ b/python/CHANGELOG
@@ -1,5 +1,6 @@
 * 0.4.1
-	- Implement chainlib 0.3.x for giftable token
+	- Implement chainlib 0.4.x for giftable token
+	- Fix broken inputs in erc20 cli tools
 * 0.4.0
 	- Implement chainlib 0.3.0
 * 0.3.1
diff --git a/python/eth_erc20/runnable/balance.py b/python/eth_erc20/runnable/balance.py
index 77da094..4c2dd11 100644
--- a/python/eth_erc20/runnable/balance.py
+++ b/python/eth_erc20/runnable/balance.py
@@ -51,7 +51,13 @@ from eth_erc20 import ERC20
 
 
 def process_config_local(config, arg, args, flags):
-    config.add(args.address, '_RECIPIENT', False)
+    recipient = None
+    address = config.get('_POSARG')
+    if address:
+        recipient = add_0x(address)
+    else:
+        recipient = stdin_arg()
+    config.add(recipient, '_RECIPIENT', False)
     return config
 
 
@@ -69,7 +75,7 @@ args = argparser.parse_args()
 logg = process_log(args, logg)
 
 config = Config()
-config = process_config(config, arg, args, flags)
+config = process_config(config, arg, args, flags, positional_name='address')
 config = process_config_local(config, arg, args, flags)
 logg.debug('config loaded:\n{}'.format(config))
 
diff --git a/python/eth_erc20/runnable/info.py b/python/eth_erc20/runnable/info.py
index 3815b4c..1457ff5 100644
--- a/python/eth_erc20/runnable/info.py
+++ b/python/eth_erc20/runnable/info.py
@@ -30,6 +30,7 @@ from chainlib.eth.cli.arg import (
         Arg,
         ArgFlag,
         process_args,
+        stdin_arg,
         )
 from chainlib.eth.cli.config import (
         Config,
@@ -52,24 +53,38 @@ from eth_erc20 import ERC20
 logg = logging.getLogger()
 
 
+
 def process_config_local(config, arg, args, flags):
-    config.add(args.item, '_ITEM', False)
+    contract = None
+    try:
+        contract = config.get('_EXEC_ADDRESS')
+    except KeyError:
+        pass
+
+    if contract == None:
+        address = config.get('_POSARG')
+        if address:
+            contract = add_0x(address)
+        else:
+            contract = stdin_arg()
+
+    config.add(contract, '_CONTRACT', False)
     return config
 
 
 arg_flags = ArgFlag()
 arg = Arg(arg_flags)
-flags = arg_flags.STD_READ | arg_flags.EXEC
+flags = arg_flags.STD_READ | arg_flags.EXEC | arg_flags.TAB
 
 argparser = chainlib.eth.cli.ArgumentParser()
 argparser = process_args(argparser, arg, flags)
-argparser.add_argument('item', type=str, nargs='?', help='display only given data item')
+argparser.add_argument('contract_address', type=str, help='Token contract address (may also be specified by -e)')
 args = argparser.parse_args()
 
 logg = process_log(args, logg)
 
 config = Config()
-config = process_config(config, arg, args, flags)
+config = process_config(config, arg, args, flags, positional_name='contract_address')
 config = process_config_local(config, arg, args, flags)
 logg.debug('config loaded:\n{}'.format(config))
 
@@ -79,62 +94,54 @@ logg.debug('settings loaded:\n{}'.format(settings))
 
 
 def main():
-    token_address = settings.get('EXEC')
-    item = config.get('_ITEM')
+    token_address = config.get('_CONTRACT')
     conn = settings.get('CONN')
     g = ERC20(
             chain_spec=settings.get('CHAIN_SPEC'),
             gas_oracle=settings.get('GAS_ORACLE'),
             )
 
+    outkeys = config.get('_OUTARG')
 
-    if not item or item == 'name':
+    if not outkeys or 'address' in outkeys:
         name_o = g.name(token_address)
         r = conn.do(name_o)
         token_name = g.parse_name(r)
         s = ''
-        if not item or not args.raw:
+        if not config.true('_RAW'):
             s = 'Name: '
         s += token_name
         print(s)
-        if item == 'name':
-            sys.exit(0)
 
-    if not item or item == 'symbol':
+    if not outkeys or 'symbol' in outkeys:
         symbol_o = g.symbol(token_address)
         r = conn.do(symbol_o)
         token_symbol = g.parse_symbol(r)
         s = ''
-        if not item or not args.raw:
+        if not config.true('_RAW'):
             s = 'Symbol: '
         s += token_symbol
         print(s)
-        if item == 'symbol':
-            sys.exit(0)
 
-    if not item or item == 'decimals':
+    if not outkeys or 'decimals' in outkeys:
         decimals_o = g.decimals(token_address)
         r = conn.do(decimals_o)
         decimals = int(strip_0x(r), 16)
         s = ''
-        if not item or not args.raw:
+        if not config.true('_RAW'):
             s = 'Decimals: '
         s += str(decimals)
         print(s)
-        if item == 'decimals':
-            sys.exit(0)
 
-    if not item or item == 'supply':
+    if not outkeys or 'supply' in outkeys:
         supply_o = g.total_supply(token_address)
         r = conn.do(supply_o)
         supply = int(strip_0x(r), 16)
         s = ''
-        if not item or not args.raw:
+        if not config.true('_RAW'):
             s = 'Supply: '
         s += str(supply)
         print(s)
-        if item == 'supply':
-            sys.exit(0)
 
 
 if __name__ == '__main__':
diff --git a/python/eth_erc20/runnable/transfer.py b/python/eth_erc20/runnable/transfer.py
index b4afdd4..d26b4c2 100644
--- a/python/eth_erc20/runnable/transfer.py
+++ b/python/eth_erc20/runnable/transfer.py
@@ -21,7 +21,6 @@ from hexathon import (
         add_0x,
         strip_0x,
         )
-from chainlib.eth.runnable.util import decode_for_puny_humans
 import chainlib.eth.cli
 from chainlib.eth.cli.log import process_log
 from chainlib.eth.settings import process_settings
@@ -43,7 +42,7 @@ logg = logging.getLogger()
 
 
 def process_config_local(config, arg, args, flags):
-    config.add(args.amount, '_VALUE', False)
+    config.add(config.get('_POSARG'), '_VALUE', False)
     return config
 
 
@@ -53,13 +52,13 @@ flags = arg_flags.STD_WRITE | arg_flags.EXEC | arg_flags.WALLET
 
 argparser = chainlib.eth.cli.ArgumentParser()
 argparser = process_args(argparser, arg, flags)
-argparser.add_argument('amount', type=str, help='Token amount to send')
+argparser.add_argument('value', type=str, help='Token value to send')
 args = argparser.parse_args()
 
 logg = process_log(args, logg)
 
 config = Config()
-config = process_config(config, arg, args, flags)
+config = process_config(config, arg, args, flags, positional_name='value')
 config = process_config_local(config, arg, args, flags)
 logg.debug('config loaded:\n{}'.format(config))
 
diff --git a/python/requirements.txt b/python/requirements.txt
index 36167e0..99b0886 100644
--- a/python/requirements.txt
+++ b/python/requirements.txt
@@ -1,3 +1,3 @@
 confini~=0.6.1
-chainlib-eth~=0.3.0
+chainlib-eth~=0.4.2
 potaahto~=0.1.1
diff --git a/python/setup.cfg b/python/setup.cfg
index fea25a9..6c5143f 100644
--- a/python/setup.cfg
+++ b/python/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = eth-erc20
-version = 0.4.0
+version = 0.5.0
 description = ERC20 interface and simple contract with deployment script that lets any address mint and gift itself tokens.
 author = Louis Holbrook
 author_email = dev@holbrook.no