plugin.json

{
  "$schema": "https://agent-plugins.org/schemas/1.0.0/plugin.schema.json",
  "name": "tokenos-gas-tracker",
  "version": "1.0.3",
  "description": "Live gas fees across Ethereum, Base, Arbitrum, Robinhood Chain and Solana \u2014 slow / standard / fast tiers, USD cost per transaction type and the cheapest chain to deploy right now.",
  "author": {
    "name": "TokenOS",
    "email": "info@tokenos.ai",
    "url": "https://tokenos.ai"
  },
  "homepage": "https://tokenos.ai/chatgpt-apps/gas-tracker",
  "keywords": [
    "ethereum gas fees now",
    "gas price today",
    "base gas fee",
    "arbitrum gas fees",
    "solana priority fee",
    "cheapest chain to deploy smart contract",
    "how much does it cost to deploy a smart contract",
    "robinhood chain gas"
  ],
  "extensions": {
    "com.openai": {
      "interface": {
        "displayName": "TokenOS Gas Tracker",
        "shortDescription": "Live fees on five chains",
        "longDescription": "Ask for gas fees right now and get every supported chain side by side: base fee, slow / standard / fast priority tiers, the USD cost of a transfer, ERC-20 transfer, swap, NFT mint and contract deployment, trend and congestion, and which chain is cheapest at this moment. Estimate any transaction from gas or compute units, or rank chains by deployment cost for a given bytecode size. Live from public RPCs, read-only.\n\nTools:\n\u2022 gas_now \u2014 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.\n\u2022 estimate_tx_cost \u2014 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.\n\u2022 cheapest_chain_to_deploy \u2014 Rank Ethereum, Base, Arbitrum, Robinhood Chain and Solana by the cost of deploying a contract or program of a given bytecode size.\n\nTargets questions like: \u201cethereum gas fees now\u201d; \u201cgas price today\u201d; \u201cbase gas fee\u201d; \u201carbitrum gas fees\u201d; \u201csolana priority fee\u201d; \u201ccheapest chain to deploy smart contract\u201d.\n\nDocumentation: https://tokenos.ai/mcp/gas-tracker\n\nOutputs are informational \u2014 on-chain reads, deterministic calculators and heuristic scans \u2014 not financial, legal or security advice. TokenOS is non-custodial and never holds keys or funds; anything you launch, deploy or sign happens from your own wallet.",
        "developerName": "TokenOS",
        "category": "Developer Tools",
        "capabilities": [
          "Live gas fees on Ethereum, Base, Arbitrum, Robinhood Chain and Solana",
          "USD cost per transaction type",
          "Cheapest chain to deploy a contract"
        ],
        "websiteURL": "https://tokenos.ai/chatgpt-apps/gas-tracker",
        "supportURL": "https://tokenos.ai/support",
        "privacyPolicyURL": "https://tokenos.ai/privacy",
        "termsOfServiceURL": "https://tokenos.ai/terms",
        "defaultPrompt": [
          "What are gas fees right now on Ethereum, Base and Arbitrum?",
          "How much does a swap cost on Solana at the moment?",
          "Cheapest chain to deploy a 20 KB contract?"
        ],
        "brandColor": "#C2410C",
        "brandColorDark": "#FF5A1F",
        "composerIcon": "./assets/icon.png",
        "logo": "./assets/logo.png"
      },
      "review": {
        "test_cases": {
          "positive": [
            {
              "description": "All chains",
              "prompt": "What are gas fees right now on Ethereum, Base and Arbitrum?",
              "tools_triggered": "gas_now",
              "expected_behavior": "Returns a table with base fee, slow/standard/fast tiers, USD costs and the cheapest chain; renders the fee widget."
            },
            {
              "description": "Single chain",
              "prompt": "Current Ethereum gas price?",
              "tools_triggered": "gas_now",
              "expected_behavior": "Returns the Ethereum row with base fee, tiers and trend."
            },
            {
              "description": "Swap cost",
              "prompt": "How much does a swap cost on Solana at the moment, fast speed?",
              "tools_triggered": "estimate_tx_cost",
              "expected_behavior": "Returns the SOL and USD cost with the base-fee + priority-fee breakdown."
            },
            {
              "description": "Deploy ranking",
              "prompt": "Cheapest chain to deploy a 20 KB contract?",
              "tools_triggered": "cheapest_chain_to_deploy",
              "expected_behavior": "Returns a ranked table of chains with native and USD costs and the Solana rent note."
            },
            {
              "description": "Unsupported chain",
              "prompt": "Gas fees on Polygon right now?",
              "tools_triggered": "gas_now",
              "expected_behavior": "Tool returns an unknown-chain error listing the five supported chains; the assistant relays that."
            }
          ],
          "negative": [
            {
              "description": "Forecast \u2014 No prediction; the assistant explains fees are live-only.",
              "prompt": "Will gas be cheaper tomorrow night?"
            },
            {
              "description": "Pay gas \u2014 Read-only plugin; the assistant declines.",
              "prompt": "Pay the gas for my pending transaction"
            },
            {
              "description": "Unrelated \u2014 No tool call; not about blockchain fees.",
              "prompt": "What is the gas price at my local petrol station?"
            }
          ]
        },
        "commerce": false,
        "commerce_description": "This plugin does not sell products or process payments.",
        "demo_recording_url": "https://tokenos.ai/demos/tokenos-gas-tracker-demo.mp4"
      },
      "publication": {
        "release_notes": "1.0.3: TokenOS-branded display name; widgets now implement the MCP Apps standard (_meta.ui.resourceUri + ui/* bridge) alongside the openai/* aliases; listing update \u2014 revised descriptions and capabilities, runnable inline review test cases, demo recording URL. Tool results no longer append promotional links. Tools: gas_now, estimate_tx_cost, cheapest_chain_to_deploy."
      },
      "apps": "./.app.json"
    }
  }
}