---
title: "Aggregated DEX pool TVL"
method: GET
path: "/v1/last/tvl/{chain}/{pair}"
tags: ["Live"]
---

# Aggregated DEX pool TVL

`GET /v1/last/tvl/{chain}/{pair}`

## Request

- Base URL: `https://api.sifting.io`
- URL: `https://api.sifting.io/v1/last/tvl/{chain}/{pair}`
- Auth: one of:
  - API key in header `X-API-Key`
  - API key in query parameter `api_key`
- TypeScript: <https://skmtc.dev/sifting/apis/siftingio-market-data-api/docs/v1/last/tvl/:chain/:pair/get.ts> (a function with typed inputs; its response is checked against the schema)

## Path parameters

- `chain` 'eth' | 'base' | 'arbitrum' | 'bsc' | 'polygon', required
- `pair` string, required

## Response `200`

Aggregated TVL for the chain/pair.

- LastTVL
  - `chain` string
  - `pair` string
  - `usd` string
  - `r0` string: Reserve of token0.
  - `r1` string: Reserve of token1.
  - `n` integer: Pools aggregated.
  - `v` integer
  - `t` integer

## Other responses

- `401`: Missing or invalid API key.
- `404`: Resource not found.
- `429`: Rate limit exceeded.
- `503`: Upstream or snapshot temporarily unavailable.

---

[API](https://skmtc.dev/sifting/apis/siftingio-market-data-api.md) - [All operations](https://skmtc.dev/sifting/apis/siftingio-market-data-api/llms.txt) - [OpenAPI document](https://skmtc.dev/sifting/apis/siftingio-market-data-api/revisions/c570068c2359?raw)