Official MCP RegistryListed
TokenOS Gas & Fee Tracker
Live fees on five chains
First seen 3 Oct 2026. Evidence as of 6 Oct 2026.
3
Tools
From an anonymous probe
1
Source listings
Each with its own history
1
Recorded changes
Since first seen
Tools
| Tool | Description | Behaviour |
|---|---|---|
| cheapest_chain_to_deploy | Rank Ethereum, Base, Arbitrum, Robinhood Chain and Solana by the cost of deploying a contract or program of a given bytecode size. | Read-only |
| estimate_tx_cost | Cost of one transaction on a chain at a speed tier, by transaction type (transfer, erc20_transfer, swap, nft_mint, deploy) or explicit gas / compute units. | Read-only |
| gas_now | Current fees on Ethereum, Base, Arbitrum, Robinhood Chain and Solana: base fee, slow/standard/fast tiers, USD cost per transaction type, trend and the cheapest chain. | Read-only |
Change history
- Listed (registry)
| Source | Listing | First seen | Last seen | Versions |
|---|---|---|---|---|
| Official MCP Registry | ai.tokenos/gas-tracker | 3 Oct 2026 | 6 Oct 2026 | 1 |