diff --git a/docs/docs/api.md b/docs/docs/api.md
index e7e6a341..a25d245c 100644
--- a/docs/docs/api.md
+++ b/docs/docs/api.md
@@ -115,10 +115,10 @@ Requires no authorization.
     outcomeType: string // BINARY, FREE_RESPONSE, or NUMERIC
     mechanism: string // dpm-2 or cpmm-1
 
-    pool: number // sum of YES and NO shares in liquidity pool for CPMM, null for DPM
     probability: number
-    p?: number // probability constant in y^p * n^(1-p) = k
-    totalLiquidity?: number
+    pool: { outcome: number } // For CPMM markets, the number of shares in the liquidity pool. For DPM markets, the amount of mana invested in each answer.
+    p?: number // CPMM markets only, probability constant in y^p * n^(1-p) = k
+    totalLiquidity?: number // CPMM markets only, the amount of mana deposited into the liquidity pool
 
     volume: number
     volume7Days: number
diff --git a/web/pages/api/v0/_types.ts b/web/pages/api/v0/_types.ts
index 4909efc9..d3a74053 100644
--- a/web/pages/api/v0/_types.ts
+++ b/web/pages/api/v0/_types.ts
@@ -24,7 +24,7 @@ export type LiteMarket = {
   outcomeType: string
   mechanism: string
 
-  pool: number
+  pool: { [outcome: string]: number }
   probability?: number
   p?: number
   totalLiquidity?: number
@@ -96,7 +96,7 @@ export function toLiteMarket(contract: Contract): LiteMarket {
     description,
     tags,
     url: `https://manifold.markets/${creatorUsername}/${slug}`,
-    pool: pool.YES + pool.NO,
+    pool,
     probability,
     p,
     totalLiquidity,