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Add Cronos EVM network (Chain ID + RPC)
Set up Cronos EVM correctly so your wallet can display balances and send transactions on the right chain. Cronos Mainnet uses Chain ID 25.
- Cronos Bridge overview (what it is & who it’s for)
- Cronos Bridge directions: POS ↔ EVM (what’s different)
- Cronos Bridge fees: gas, approvals, and practical cost drivers
- Cronos network setup: Chain ID, RPC, gas token, explorers
- Cronos Bridge verification: explorer checks (fast debug)
- Cronos Bridge safety checklist
- Cronos Bridge troubleshooting
- Authoritative sources & references
- Cronos Bridge FAQ (deep)
Cronos Bridge Overview: What Cronos Bridge Is (and When to Use It)
Cronos Bridge is the official bridging experience for moving assets to and from Cronos EVM. The bridge UI makes it easier to choose source/destination networks, track status, and avoid common workflow errors. The operational goals are simple: use the official bridge URL, confirm the chain/network each time, and verify results on the explorer.
Best use-case for Cronos Bridge
You want an official, guided transfer flow into or out of Cronos EVM with clear confirmation and history.
Official routeStatus trackingExplorer-verifiable
Main risks
Phishing links, wrong network selection, and insufficient gas for approvals/retries. Mitigate with bookmarks, test transfers, and gas buffers.
PhishingWrong chainGas buffer
Operational truth: if the explorer shows a successful transaction, funds are almost never “gone” —
it’s typically a network/account/token-visibility issue.
Cronos Bridge Directions: Cronos POS Chain ↔ Cronos EVM (What Changes)
Cronos bridging is easiest to reason about as two different environments: Cronos POS Chain (Cosmos-based) and Cronos EVM (EVM chain). Cronos Bridge supports transfers to and from Cronos EVM, and the UI will guide “From / To” selection.
| Network | What it is | Common mistake |
|---|---|---|
| Cronos POS Chain | Cosmos-based environment (non-EVM) | Expecting EVM wallet to show balances without the right tooling |
| Cronos EVM | EVM-compatible chain (Chain ID 25) | Staying on the wrong network in wallet and thinking funds are missing |
Rule: every bridge has two proofs: origin-side tx + destination-side state. Verify both.
Cronos Bridge Fees: What You Pay (Gas + Approvals + Retries)
Cronos Bridge fees are mostly network fees: you pay gas for approvals and transfers on the involved chains. On Cronos EVM, gas is paid in CRO. For small transfers, approvals can be a meaningful share of total cost.
- Gas on Cronos EVM: paid in CRO (needed for approvals, swaps, transfers, and recovery).
- Approval cost: the first time you bridge or swap a token, you may need an approval transaction.
- Retries: if you need to resubmit with higher gas or redo an approval, that costs extra.
Practical tip: never bridge “all-in”. Keep extra CRO for gas so you can fix mistakes without panic.
Cronos Network Setup: Chain ID, Gas Token, RPC, and Explorers
Correct wallet setup eliminates most “Cronos Bridge not received” issues. Cronos Mainnet uses Chain ID 25 and gas token CRO. Use official docs (MetaMask configuration) or trusted registries like Chainlist to add the network safely.
| Parameter | Value | Why it matters for Cronos Bridge |
|---|---|---|
| Chain ID | 25 | Ensures wallet signs transactions on Cronos EVM |
| Symbol (gas) | CRO | Required to pay gas and complete actions on Cronos EVM |
| Explorer | https://explorer.cronos.org | Primary verification source of truth |
| Network registry | chainlist.org/chain/25 | Quick add + cross-check settings |
Note: some older explorer endpoints were deprecated; prefer the official Cronos Explorer for verification.
Cronos Bridge Verification: How to Confirm Transfers (Fast Debug Method)
If anything looks wrong after using Cronos Bridge, verify in this order: (1) confirm the connected address, (2) confirm the selected chain in your wallet, (3) verify the transaction on the explorer, and (4) verify the token contract is correct.
Cronos Bridge (official)
Use the bridge history and the tx hash to jump to explorer verification.
Open Cronos Bridge
Cronos Explorer
Check tx status, token transfers, contract addresses, and balances.
Open Cronos Explorer
Fast fix: switch wallet network → refresh → verify contract on explorer → add token manually only if verified.
Cronos Bridge Safety Checklist: High-Impact Habits
- Bookmark the official Cronos Bridge and Cronos docs.
- Test transfer first (new wallet, new device, or first time using a bridge).
- Keep CRO gas buffers on Cronos EVM for approvals, retries, and recovery.
- Use minimal approvals; avoid unlimited allowances for unknown contracts.
- Verify token contracts on Cronos Explorer before adding to wallet UI.
- Never use exchange deposit addresses for bridging unless the bridge explicitly supports it.
Most common loss pattern: users click a fake bridge link, sign a malicious approval, then lose tokens later.
Bookmarks + verification prevent this.
Cronos Bridge Troubleshooting: Common Issues, Root Causes, Fixes
“Bridge says completed but I don’t see tokens”
- Switch wallet to Cronos EVM (Chain ID 25) and refresh.
- Check your address on Cronos Explorer and confirm the token transfer exists.
- Add the token manually only if you verified the contract address on the explorer.
“Transaction pending / stuck”
- Check explorer status first (UI can lag).
- If it’s pending, you may need to speed up/replace the tx (wallet feature) with sufficient gas.
- RPC issues: reconnect wallet or use an alternative trusted RPC source via official docs/Chainlist.
“Wrong network / bridged to the wrong chain”
- Confirm whether you bridged to Cronos POS Chain or Cronos EVM.
- Use the correct explorer/tooling for the destination environment.
- Save the tx hash and check the bridge history for the exact “From → To” route.
Golden rule: if the explorer shows “success”, don’t resend blindly. Fix visibility first.
Authoritative Sources & References
Use official Cronos resources and trusted registries to verify links, chain settings, and explorers:
Official Cronos Bridge & docs
- Cronos EVM Bridge (official)
- Cronos Docs — MetaMask configuration
- Cronos Docs — Bridge Web App guide
Explorers & network registry
Bridge support notes
Security hygiene
- Ethereum.org — Revoke token approvals
- Revoke.cash — Allowance management
- OpenZeppelin — Smart contract security
Tip: always cross-check the bridge URL and network settings using official Cronos sources before transferring size.
Cronos Bridge FAQ: The Most Asked Questions (2026)
Cronos Bridge is an official bridge experience for transferring assets to and from Cronos EVM, with status tracking and explorer-verifiable transactions.
Use cronos.org/bridge and bookmark it. Avoid clicking ads or random search results for bridges.
Cronos Mainnet uses Chain ID 25. Confirm settings in Cronos docs or Chainlist before adding the network.
Gas on Cronos EVM is paid in CRO. Keep a buffer for approvals, retries, and recovery actions.
Most commonly: you’re on the wrong network in the wallet, the token isn’t added to your wallet UI, or you’re looking at a different address. Verify on Cronos Explorer first.
Cronos POS Chain is Cosmos-based, while Cronos EVM is EVM-compatible (Chain ID 25). Bridges and explorers differ depending on which environment you used.
Often yes—ERC-20 style tokens may require an approval transaction before a bridge or dApp can move them. Approvals cost gas and should be treated carefully.
Use Cronos Explorer (explorer.cronos.org) for Cronos EVM verification. Always verify tx status and token contracts there.
Check the explorer first. If it’s genuinely pending, you may be able to speed up/replace it in your wallet. If explorer shows success, don’t resend—fix network/token visibility instead.
Generally avoid bridging from exchange deposit/withdraw addresses unless the bridge explicitly supports it. Use a self-custody wallet you control for predictable results.
Bookmark the official bridge URL, verify SSL/domain carefully, and cross-check links from official Cronos documentation pages.
Yes. Use an allowance tool (e.g., Revoke.cash) while connected to Cronos EVM, and revoke approvals you no longer need to reduce risk.
Fees often include multiple steps: token approval + bridge transaction + any retries. For small transfers, approval costs can dominate. Always budget gas buffers.
Do a small test transfer, verify it on the explorer, confirm token contracts, keep CRO gas buffers, and save tx hashes so you can troubleshoot quickly.
Use Cronos Docs (MetaMask configuration) or Chainlist for Chain ID 25. Avoid random RPC lists from unknown sources.