{"status":"ok","rate_limit":{"free_calls_remaining_today":963,"paid_via_x402":false},"apiId":"defi-l2-comparison","name":"Ethereum Layer-2 Rollup TVL Comparison (Base, Arbitrum, Optimism, Polygon, Blast)","category":"Finance & Markets","subcategory":"4. DeFi, Web3 & Stablecoins","cached":false,"stale_fallback":false,"data_freshness":"live","cache_age_seconds":0,"latency_ms":55,"provenance_and_trust":{"verified_at_utc":"2026-10-28T00:04:49.383Z","primary_authority":"DeFiLlama L2 Chains Filter","source_url":"https://api.llama.fi/v2/chains","fallback_source_url":null,"license_type":"Open Data CC0 / MIT","terms_url":"https://defillama.com/docs/api","commercial_use_allowed":true,"trust_tier":"public_third_party_api"},"data":{"count":10,"l2_networks":[{"name":"Base","token":"ETH","tvl_usd":6123874372,"tvl_billions_usd":6.124},{"name":"Arbitrum","token":"ARB","tvl_usd":1511962989,"tvl_billions_usd":1.512},{"name":"Polygon","token":"POL","tvl_usd":703992333,"tvl_billions_usd":0.704},{"name":"OP Mainnet","token":"OP","tvl_usd":423533182,"tvl_billions_usd":0.424},{"name":"Mantle","token":"MNT","tvl_usd":114489362,"tvl_billions_usd":0.114},{"name":"Starknet","token":"STRK","tvl_usd":40829660,"tvl_billions_usd":0.041},{"name":"Linea","token":"LINEA","tvl_usd":22986453,"tvl_billions_usd":0.023},{"name":"ZKsync Era","token":"ZK","tvl_usd":13957601,"tvl_billions_usd":0.014},{"name":"Scroll","token":"SCR","tvl_usd":7614847,"tvl_billions_usd":0.008},{"name":"Optimism","token":"OP","tvl_usd":0,"tvl_billions_usd":0}]},"_agent_hint":"Agent Data Hub: ask anything via GET /api/v1/ask?q=..., whole tasks via /api/v1/bundles, up to 10 calls via POST /api/v1/batch. Add compact=1 or fields=a,b to save tokens. Docs: /llms.txt"}