# gage > Fixed-cost, peer-to-peer lending on Robinhood Chain, chain ID 4663. ## Security research - [Bug bounty](https://gage.cash/bugbounty): rewards, scope, reporting contacts and rules of engagement. - [Full bounty policy](https://docs.gage.cash/protocol/bug-bounty): Immunefi v2.3 severity classification and local proof-of-concept requirements. - [Security contact discovery](https://gage.cash/.well-known/security.txt): machine-readable reporting contacts and policy location. Read the full bounty policy before testing. Use local forks for exploit proofs. Do not broadcast exploit transactions, access private data, use discovered credentials or interfere with real funds. Submit findings through the private report form at https://gage.cash/bugbounty/report; the full policy explains the refundable submission deposit and supported submission routes. AI-assisted research follows the same rules as human research. ## Documentation and integrations - [Using the app](https://docs.gage.cash/start-here/product-guide): current Borrow, Lend, unified Portfolio, Rewards and Pool flows. - [Provide liquidity](https://docs.gage.cash/pool/provide-liquidity): Zap ETH, USDG, GAGE or sGAGE into the GAGE/sGAGE pool; ranges, fees, collection and sGAGE Match. - [LP score and weekly rewards](https://docs.gage.cash/pool/lp-score): per-second emissions, eligible checkpoint weights, exclusions and ownership of pending rewards versus collected drips. - [What V2 brings](https://docs.gage.cash/start-here/v2): fractional lending, tradable reclaim rights, cash-out, rewards and fees. V2 rules apply to V2 positions; existing V1 rights are preserved. - [Weekly reward budgets](https://docs.gage.cash/rewards/weekly-budgets): separate deal and LP budgets, allocation versus still-to-stream amounts, launch-epoch examples, posted rates and zero-reward periods. - [Complete documentation as text](https://gage.cash/llm.txt): all public documentation, including the full bounty policy. - [Documentation](https://docs.gage.cash): protocol and product documentation. - [AI agents](https://docs.gage.cash/ai-agents/overview): API, MCP and SDK entry points. Integration tools prepare unsigned transactions for a wallet to review. Their availability does not authorize security testing on live systems. ## UBIK collateral UBIK and the exact hook-free UBIK/USDG Uniswap v4 pool are admitted in Gage V2. Token collateral limits are 5,000 UBIK minimum, 100,000 per position and 500,000 aggregate. LP collateral must be in range at deposit and above 1,000,000,000,000,000 raw liquidity; token limits do not cap LP exposure. The pool's 1% Uniswap LP fee is separate from Gage rewards. See [collateral rules](https://docs.gage.cash/protocol/collateral-rules) for exact addresses and admission evidence. ## ZZZ collateral ZZZ and the exact hook-free ZZZ/USDG v4 pool are admitted in native V2 under an explicit early-listing exception for USDG pairing, pool age and missing seven-day market-cap history. Token limits: 1,000 ZZZ minimum, 20,000 per deal, 100,000 aggregate open collateral. LP positions must be in range and above 1,000,000,000,000,000 raw liquidity; token limits do not cap LP exposure. The 0.98% Uniswap LP fee is separate from Gage rewards. See [collateral rules](https://docs.gage.cash/protocol/collateral-rules).