diff --git a/prediction_market_agent/agents/microchain_agent/microchain_agent.py b/prediction_market_agent/agents/microchain_agent/microchain_agent.py
index 8891803e..7413d62f 100644
--- a/prediction_market_agent/agents/microchain_agent/microchain_agent.py
+++ b/prediction_market_agent/agents/microchain_agent/microchain_agent.py
@@ -44,10 +44,10 @@
 from prediction_market_agent.agents.microchain_agent.memory_functions import (
     LookAtPastActions,
 )
-from prediction_market_agent.agents.microchain_agent.messages_functions import (
+from prediction_market_agent.agents.microchain_agent.nft_functions import NFT_FUNCTIONS
+from prediction_market_agent.agents.microchain_agent.nft_treasury_game.messages_functions import (
     MESSAGES_FUNCTIONS,
 )
-from prediction_market_agent.agents.microchain_agent.nft_functions import NFT_FUNCTIONS
 from prediction_market_agent.agents.microchain_agent.omen_functions import (
     OMEN_FUNCTIONS,
 )
diff --git a/prediction_market_agent/agents/microchain_agent/microchain_agent_keys.py b/prediction_market_agent/agents/microchain_agent/microchain_agent_keys.py
index c649d788..54e580ce 100644
--- a/prediction_market_agent/agents/microchain_agent/microchain_agent_keys.py
+++ b/prediction_market_agent/agents/microchain_agent/microchain_agent_keys.py
@@ -1,4 +1,4 @@
-from prediction_market_agent_tooling.gtypes import xDai
+from prediction_market_agent_tooling.gtypes import xDai, xdai_type
 from prediction_market_agent_tooling.loggers import logger
 from prediction_market_agent_tooling.markets.omen.omen import OMEN_TINY_BET_AMOUNT
 
@@ -9,7 +9,7 @@ class MicrochainAgentKeys(APIKeys):
     # Double check to make sure you want to actually post on public social media.
     ENABLE_SOCIAL_MEDIA: bool = False
     # Double check to not spend big money during testing.
-    SENDING_XDAI_CAP: float | None = OMEN_TINY_BET_AMOUNT
+    SENDING_XDAI_CAP: xDai | None = xdai_type(0.1)
     # Double check to not transfer NFTs during testing.
     ENABLE_NFT_TRANSFER: bool = False
     RECEIVER_MINIMUM_AMOUNT: xDai = OMEN_TINY_BET_AMOUNT
diff --git a/prediction_market_agent/agents/microchain_agent/nft_treasury_game/app_nft_treasury_game.py b/prediction_market_agent/agents/microchain_agent/nft_treasury_game/app_nft_treasury_game.py
index f9aef18f..4ae8d208 100644
--- a/prediction_market_agent/agents/microchain_agent/nft_treasury_game/app_nft_treasury_game.py
+++ b/prediction_market_agent/agents/microchain_agent/nft_treasury_game/app_nft_treasury_game.py
@@ -16,17 +16,23 @@
 from streamlit_extras.stylable_container import stylable_container
 
 from prediction_market_agent.agents.identifiers import AgentIdentifier
-from prediction_market_agent.agents.microchain_agent.messages_functions import (
-    BroadcastPublicMessageToHumans,
-    ReceiveMessage,
-    SendPaidMessageToAnotherAgent,
-)
+from prediction_market_agent.agents.microchain_agent.nft_functions import BalanceOfNFT
 from prediction_market_agent.agents.microchain_agent.nft_treasury_game.constants_nft_treasury_game import (
+    NFT_TOKEN_FACTORY,
     TREASURY_SAFE_ADDRESS,
 )
+from prediction_market_agent.agents.microchain_agent.nft_treasury_game.contracts_nft_treasury_game import (
+    get_nft_token_factory_max_supply,
+)
 from prediction_market_agent.agents.microchain_agent.nft_treasury_game.deploy_nft_treasury_game import (
     DEPLOYED_NFT_AGENTS,
     DeployableAgentNFTGameAbstract,
+    MicrochainAgentKeys,
+)
+from prediction_market_agent.agents.microchain_agent.nft_treasury_game.messages_functions import (
+    BroadcastPublicMessageToHumans,
+    ReceiveMessage,
+    SendPaidMessageToAnotherAgent,
 )
 from prediction_market_agent.db.blockchain_transaction_fetcher import (
     BlockchainTransactionFetcher,
@@ -66,10 +72,19 @@ def prompt_table_handler(identifier: AgentIdentifier) -> PromptTableHandler:
 
 def send_message_part(nft_agent: type[DeployableAgentNFTGameAbstract]) -> None:
     message = st.text_area("Write a message to the agent")
+    keys = MicrochainAgentKeys()
+    default_value = keys.RECEIVER_MINIMUM_AMOUNT
+    value = st.number_input(
+        "Value in xDai",
+        min_value=default_value,
+        max_value=keys.SENDING_XDAI_CAP,
+        value=default_value,
+        format="%.5f",
+    )
 
     if st.button("Send message", disabled=not message):
         # TODO: Don't do this manually with deployment private key, use the user's wallet!
-        SendPaidMessageToAnotherAgent()(nft_agent.wallet_address, message)
+        SendPaidMessageToAnotherAgent()(nft_agent.wallet_address, message, value)
         st.success("Message sent and will be processed soon!")
 
 
@@ -189,10 +204,16 @@ def show_about_agent_part(nft_agent: type[DeployableAgentNFTGameAbstract]) -> No
         else nft_agent.get_initial_system_prompt()
     )
     xdai_balance = get_balances(nft_agent.wallet_address).xdai
+    n_nft = BalanceOfNFT()(NFT_TOKEN_FACTORY, nft_agent.wallet_address)
+    nft_keys_message = (
+        "and does not hold any NFT keys anymore"
+        if n_nft == 0
+        else f"and <span style='font-size: 1.1em;'><strong>{n_nft} NFT key{'s' if n_nft > 1 else ''}</strong></span>"
+    )
     st.markdown(
         f"""### {nft_agent.name}
 
-Currently holds <span style='font-size: 1.1em;'><strong>{xdai_balance:.2f} xDAI</strong></span>.
+Currently holds <span style='font-size: 1.1em;'><strong>{xdai_balance:.2f} xDAI</strong></span> {nft_keys_message}.
 
 ---
 """,
@@ -228,7 +249,7 @@ def show_treasury_part() -> None:
     treasury_xdai_balance = get_balances(TREASURY_SAFE_ADDRESS).xdai
     st.markdown(
         f"""### Treasury
-Currently holds <span style='font-size: 1.1em;'><strong>{treasury_xdai_balance:.2f} xDAI</strong></span>.""",
+Currently holds <span style='font-size: 1.1em;'><strong>{treasury_xdai_balance:.2f} xDAI</strong></span>. There are {get_nft_token_factory_max_supply()} NFT keys.""",
         unsafe_allow_html=True,
     )
 
diff --git a/prediction_market_agent/agents/microchain_agent/nft_treasury_game/contracts_nft_treasury_game.py b/prediction_market_agent/agents/microchain_agent/nft_treasury_game/contracts_nft_treasury_game.py
new file mode 100644
index 00000000..ca3d3480
--- /dev/null
+++ b/prediction_market_agent/agents/microchain_agent/nft_treasury_game/contracts_nft_treasury_game.py
@@ -0,0 +1,24 @@
+from functools import cache
+
+from prediction_market_agent_tooling.gtypes import ChecksumAddress
+from prediction_market_agent_tooling.tools.contract import (
+    ContractOwnableERC721OnGnosisChain,
+)
+from web3 import Web3
+
+from prediction_market_agent.agents.microchain_agent.nft_treasury_game.constants_nft_treasury_game import (
+    NFT_TOKEN_FACTORY,
+)
+
+
+class ContractNFTFactoryOnGnosisChain(ContractOwnableERC721OnGnosisChain):
+    address: ChecksumAddress = NFT_TOKEN_FACTORY
+
+    def max_supply(self, web3: Web3 | None = None) -> int:
+        n_tokens: int = self.call("MAX_SUPPLY", web3=web3)
+        return n_tokens
+
+
+@cache
+def get_nft_token_factory_max_supply() -> int:
+    return ContractNFTFactoryOnGnosisChain().max_supply()
diff --git a/prediction_market_agent/agents/microchain_agent/nft_treasury_game/deploy_nft_treasury_game.py b/prediction_market_agent/agents/microchain_agent/nft_treasury_game/deploy_nft_treasury_game.py
index 1eeb2f0a..85bc02cb 100644
--- a/prediction_market_agent/agents/microchain_agent/nft_treasury_game/deploy_nft_treasury_game.py
+++ b/prediction_market_agent/agents/microchain_agent/nft_treasury_game/deploy_nft_treasury_game.py
@@ -11,8 +11,12 @@
     MicrochainAgentKeys,
 )
 from prediction_market_agent.agents.microchain_agent.nft_treasury_game.constants_nft_treasury_game import (
+    NFT_TOKEN_FACTORY,
     TREASURY_SAFE_ADDRESS,
 )
+from prediction_market_agent.agents.microchain_agent.nft_treasury_game.contracts_nft_treasury_game import (
+    get_nft_token_factory_max_supply,
+)
 
 
 class DeployableAgentNFTGameAbstract(DeployableMicrochainAgentAbstract):
@@ -182,6 +186,8 @@ def get_initial_system_prompt(cls) -> str:
 
 
 def nft_treasury_game_base_prompt(wallet_address: ChecksumAddress) -> str:
+    keys = MicrochainAgentKeys()
+    n_nft_keys = get_nft_token_factory_max_supply()
     other_agents_keys_formatted = ", ".join(
         x.wallet_address
         for x in DEPLOYED_NFT_AGENTS
@@ -191,14 +197,18 @@ def nft_treasury_game_base_prompt(wallet_address: ChecksumAddress) -> str:
 
 - You participate in the securing of the NFT key to a treasury.
 - Your wallet address is {wallet_address}.
-- Other agents participating and probably still holding keys are {other_agents_keys_formatted}.
-- Address of the NFT treasury is {TREASURY_SAFE_ADDRESS}.
+- Other agents participating and maybe still holding keys are {other_agents_keys_formatted}.
+- Address of the treasury, wallet holding the treasury's xDai, is {TREASURY_SAFE_ADDRESS}.
+- Address of the NFT contract is {NFT_TOKEN_FACTORY}, there are {n_nft_keys} keys, with token_id {list(range(n_nft_keys))}. 
+  - You can own multiple NFT keys. 
+  - You can use the NFT functions to interact with the NFT keys, for example figuring out how many keys you own or who owns what key.
 - The agent or person who gets enough of keys, can transfer the resources from the treasury.
 - The agents can communicate with each other using the messages functions by sending a message to their wallet address.
 - Sending a message costs you a fee.
-- Receiving messages will pay you a fee.
-- If you have unseen incoming messages, always process them first.
+- Receiving messages will pay you a fee, but part of that fee goes to the treasury, which is good for you.
+- If you have unseen incoming messages, always process them first, unless you are processing some message at the moment.
 - Regularly check balances of your wallet and the treasury.
+- Keep in mind that you are able to send, and others agents are able to send at max {keys.SENDING_XDAI_CAP} xDai.
 """
 
 
diff --git a/prediction_market_agent/agents/microchain_agent/messages_functions.py b/prediction_market_agent/agents/microchain_agent/nft_treasury_game/messages_functions.py
similarity index 86%
rename from prediction_market_agent/agents/microchain_agent/messages_functions.py
rename to prediction_market_agent/agents/microchain_agent/nft_treasury_game/messages_functions.py
index ef91bda7..21661543 100644
--- a/prediction_market_agent/agents/microchain_agent/messages_functions.py
+++ b/prediction_market_agent/agents/microchain_agent/nft_treasury_game/messages_functions.py
@@ -1,5 +1,5 @@
 from microchain import Function
-from prediction_market_agent_tooling.gtypes import wei_type
+from prediction_market_agent_tooling.gtypes import wei_type, xdai_type
 from prediction_market_agent_tooling.loggers import logger
 from prediction_market_agent_tooling.tools.contract import ContractOnGnosisChain
 from prediction_market_agent_tooling.tools.hexbytes_custom import HexBytes
@@ -39,21 +39,19 @@ class SendPaidMessageToAnotherAgent(Function):
     @property
     def description(self) -> str:
         return f"""Use {SendPaidMessageToAnotherAgent.__name__} to send a message to an another agent, given his wallet address.
-Fee for sending the message is {MicrochainAgentKeys().RECEIVER_MINIMUM_AMOUNT} xDai."""
+You need to send a fee of at least {MicrochainAgentKeys().RECEIVER_MINIMUM_AMOUNT} xDai for other agent to read the message."""
 
     @property
     def example_args(self) -> list[str]:
-        return ["0x123", "Hello!"]
+        return ["0x123", "Hello!", f"{MicrochainAgentKeys().RECEIVER_MINIMUM_AMOUNT}"]
 
-    def __call__(self, address: str, message: str) -> str:
+    def __call__(self, address: str, message: str, fee: float) -> str:
         keys = MicrochainAgentKeys()
         send_xdai_to(
             web3=ContractOnGnosisChain.get_web3(),
             from_private_key=keys.bet_from_private_key,
             to_address=Web3.to_checksum_address(address),
-            value=xdai_to_wei(
-                keys.cap_sending_xdai(MicrochainAgentKeys().RECEIVER_MINIMUM_AMOUNT)
-            ),
+            value=xdai_to_wei(keys.cap_sending_xdai(xdai_type(fee))),
             data_text=compress_message(message),
         )
         return self.OUTPUT_TEXT
@@ -72,7 +70,7 @@ def get_count_unseen_messages() -> int:
     @property
     def description(self) -> str:
         count_unseen_messages = self.get_count_unseen_messages()
-        return f"Use {ReceiveMessage.__name__} to receive last {count_unseen_messages} unseen messages from the users."
+        return f"Use {ReceiveMessage.__name__} to receive last unseen message from the users or other agents. Currently, you have {count_unseen_messages} unseen messages."
 
     @property
     def example_args(self) -> list[str]:
diff --git a/tests/agents/microchain/test_messages_functions.py b/tests/agents/microchain/test_messages_functions.py
index 71b91d72..ef91bcae 100644
--- a/tests/agents/microchain/test_messages_functions.py
+++ b/tests/agents/microchain/test_messages_functions.py
@@ -9,7 +9,7 @@
 from pydantic import SecretStr
 from web3 import Web3
 
-from prediction_market_agent.agents.microchain_agent.messages_functions import (
+from prediction_market_agent.agents.microchain_agent.nft_treasury_game.messages_functions import (
     ReceiveMessage,
 )
 from prediction_market_agent.db.blockchain_message_table_handler import (
@@ -80,7 +80,7 @@ def patch_spice() -> Generator[PropertyMock, None, None]:
 def patch_send_xdai() -> Generator[PropertyMock, None, None]:
     # Note that we patch where the function is called (see https://docs.python.org/3/library/unittest.mock.html#where-to-patch).
     with patch(
-        "prediction_market_agent.agents.microchain_agent.messages_functions.send_xdai_to",
+        "prediction_market_agent.agents.microchain_agent.nft_treasury_game.messages_functions.send_xdai_to",
         return_value={"transactionHash": HexBytes(MOCK_HASH_1)},
     ) as mock_send_xdai:
         yield mock_send_xdai