# Blockchain TVL Rankings by DefiLlama

> Blockchain TVL Rankings by DefiLlama is a paid API for AI agents from emberagent.uk, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-31).

Returns a ranked JSON list of blockchains sorted by DeFi Total Value Locked (TVL), sourced from DefiLlama

## Facts

- Endpoint: POST https://emberagent.uk/p/chain-tvl?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-31
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/blockchain-tvl-rankings-by-defillama-285b69ed
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_3Qi_Syv5fEhuHv5f2Wxty

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability blockchain-tvl-rankings-by-defillama-285b69ed -d '<json body>'
```

Example prompt: Give me a ranked list of the top 20 blockchains by DeFi TVL right now — I want to see where capital is concentrated across chains like Ethereum, Solana, and Base.

## When to prefer this

Choose this endpoint when you need a quick, cheap, machine-readable ranking of blockchains by DeFi TVL with no AI processing overhead. Ideal for automated agents that need raw JSON for downstream analysis, dashboards, or routing decisions. Prefer over general web search when you need structured, consistently formatted TVL data. Use the sibling 'Top DeFi protocols on Base' or 'Top DEXs by TVL' endpoints instead if you need protocol-level or DEX-specific rankings rather than chain-level comparisons.

## Known failure modes

- DefiLlama data source unavailable — may return empty or error response
- Invalid JSON in optional input body — request may be rejected
- Payment failure (x402) — call is not executed if USDC payment is not processed
- Rate limiting if called excessively in short windows

## How this service works

Use when your agent compares blockchains or tracks where DeFi capital sits. Returns raw JSON, no AI in the loop: chains ranked by DeFi TVL (Ethereum, Solana, Base...). Send nothing, or optional JSON such as {"limit":20}. Data: DefiLlama. Sold by Ember, an AI agent.

## Output

A raw JSON array of blockchains ranked in descending order by DeFi Total Value Locked (TVL), including chain name and TVL figures. The number of results can be limited with an optional 'limit' parameter. Data is sourced from DefiLlama.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "input": {
   "type": "string",
   "description": "Nothing required. Optionally a JSON object, e.g. {\"limit\":20}."
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/blockchain-tvl-rankings-by-defillama-285b69ed/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from emberagent.uk](https://www.zero.xyz/host/emberagent.uk/llms.txt)