chain-kpis: cover 12 missing chains, fix stables endpoint filter

harnesses/chain-kpis/cmd/script/config.go

@@ -11,21 +11,23 @@ import (
 type Config struct {
 	// Mobula REST key. Required for /market/data and /market/blockchain/stats
 	// (both endpoints rate-limit free traffic to ~10 req/min, the key lifts
-	// that to a level that comfortably absorbs 21 chains × 2 endpoints
+	// that to a level that comfortably absorbs 32 chains × 2 endpoints
 	// every refresh tick.) Without a key, Mobula returns 429 immediately.
 	MobulaAPIKey string
 
 	// How often DefiLlama is polled per chain. 15 min is the conservative
 	// default: their public API is generous but the TVL value barely moves
 	// inside a 15-min window (intra-day deltas are noise vs the day-over-
-	// day signal we surface on the chain page). 3 calls/h × 21 chains = 63
-	// req/h, well under any sane rate-limit ceiling.
+	// day signal we surface on the chain page). 4 ticks/h × 31 mapped
+	// chains × 3 endpoints = 372 req/h, well under any sane rate-limit
+	// ceiling.
 	DefillamaRefreshInterval time.Duration
 
 	// Mobula tick. Faster because we own the source — and native-token
 	// prices move on shorter cycles than DEX-TVL aggregates. 5 min keeps
-	// the price card fresh without hammering. 12 calls/h × 21 chains × 2
-	// endpoints = 504 req/h, fine on a paid key.
+	// the price card fresh without hammering. Native calls dedup by
+	// symbol, so one tick is ~19 native plus ~27 stats requests, under
+	// 600 req/h, fine on a paid key.
 	MobulaRefreshInterval time.Duration
 }
 

harnesses/chain-kpis/cmd/script/defillama.go

@@ -12,8 +12,7 @@ import (
 // per chain that has a DefiLlama mapping:
 //   1. /v2/historicalChainTvl/<name>   — last sample = current TVL
 //   2. /overview/dexs/<name>           — total24h = aggregate DEX volume
-//   3. /stablecoincharts/<name>?stablecoin=1
-//                                      — last point's USD-pegged total
+//   3. /stablecoincharts/<name>        — last point's USD-pegged total
 //
 // Each endpoint is its own goroutine inside fetchDefillamaChain so a
 // stuck TVL request doesn't starve the stables fetch for the same chain.
@@ -113,20 +112,22 @@ func defillamaDexVolume24h(chainName string) (float64, error) {
 	return resp.Total24h, nil
 }
 
-// defillamaStablesMcap reads /stablecoincharts/<chain>?stablecoin=1 and
-// returns the last sample's USD-pegged total. The `stablecoin=1` filter
-// is required by the API though we don't filter by a specific stablecoin;
-// the response is the chain-wide aggregate when no specific id is given.
+// defillamaStablesMcap reads /stablecoincharts/<chain> and returns the
+// last sample's USD-pegged total. No `stablecoin=<id>` query param: that
+// param filters to ONE pegged asset (id 1 = USDT) and the API answers
+// 200 + empty body on chains where that specific asset has no recorded
+// issuance (Base, Blast, Stellar), which is what nulled their stables
+// card. The unfiltered call returns the chain-wide aggregate.
+// Chains DefiLlama tracks for TVL but not for stablecoins (Litecoin)
+// answer 404 and land in the not_found error bucket, gauge unpublished.
 func defillamaStablesMcap(chainName string) (float64, error) {
-	url := fmt.Sprintf("%s/stablecoincharts/%s?stablecoin=1", stablesLlamaBase, encodePath(chainName))
+	url := fmt.Sprintf("%s/stablecoincharts/%s", stablesLlamaBase, encodePath(chainName))
 	body, err := getJSON(httpClientDefillama, url)
 	if err != nil {
 		return 0, err
 	}
-	// DefiLlama returns 200 + empty body for chains it tracks but where no
-	// stablecoin issuance has been recorded (Stellar, Blast, Base at time
-	// of writing). Surface as a typed sentinel so the harness logs it as
-	// "not_tracked" rather than spamming parse_error.
+	// Typed sentinel so an empty 200 logs as "not_tracked" rather than
+	// spamming parse_error.
 	if len(body) == 0 {
 		return 0, fmt.Errorf("not_tracked")
 	}

harnesses/chain-kpis/cmd/script/mobula.go

@@ -33,8 +33,8 @@ func fetchAllMobula(cfg *Config) {
 		return
 	}
 
-	// Dedup native symbols. The 21 chains today flatten to 11 unique
-	// natives (every L2 = ETH).
+	// Dedup native symbols. The 32 chains today flatten to ~19 unique
+	// natives (every ETH gas rollup = ETH).
 	natives := map[string][]Chain{}
 	for _, c := range Registry {
 		if c.NativeSymbol == "" {

harnesses/chain-kpis/cmd/script/registry.go

@@ -35,7 +35,13 @@ var Registry = []Chain{
 	{Slug: "bnb", DefiLlama: "BSC", Mobula: "BNB Smart Chain (BEP20)", NativeSymbol: "BNB"},
 	{Slug: "avalanche", DefiLlama: "Avalanche", Mobula: "Avalanche C-Chain", NativeSymbol: "AVAX"},
 	{Slug: "sui", DefiLlama: "Sui", Mobula: "Sui", NativeSymbol: "SUI"},
-	{Slug: "ton", DefiLlama: "TON", Mobula: "TON", NativeSymbol: "TON"},
+	// Site canonical slug is "gram" since the Toncoin to Gram rename; the
+	// old "ton" label made the Prom selector miss and the KV blob stay null.
+	// Mobula still serves the asset under symbol TON: symbol GRAM resolves
+	// to an unrelated "GRAM Token" (~$24M mcap), verified live 2026-07-08.
+	// The stats endpoint still accepts blockchain=TON even though it is
+	// absent from /api/1/blockchains.
+	{Slug: "gram", DefiLlama: "TON", Mobula: "TON", NativeSymbol: "TON"},
 	{Slug: "stellar", DefiLlama: "Stellar", Mobula: "", NativeSymbol: "XLM"},
 	{Slug: "tron", DefiLlama: "Tron", Mobula: "TRON", NativeSymbol: "TRX"},
 	{Slug: "cardano", DefiLlama: "Cardano", Mobula: "", NativeSymbol: "ADA"},
@@ -52,4 +58,28 @@ var Registry = []Chain{
 	{Slug: "blast", DefiLlama: "Blast", Mobula: "Blast", NativeSymbol: "ETH"},
 	{Slug: "mantle", DefiLlama: "Mantle", Mobula: "Mantle", NativeSymbol: "MNT"},
 	{Slug: "taiko", DefiLlama: "Taiko", Mobula: "Taiko", NativeSymbol: "ETH"},
+	// Chains added to the site registry after the original harness config
+	// was written; they published all-null KV blobs until this batch.
+	// Every DefiLlama name below verified live against /v2/chains,
+	// /overview/dexs/<name> and /stablecoincharts/<name> on 2026-07-08.
+	// Mobula blockchain names verified against /api/1/blockchains; empty
+	// means Mobula does not index the chain yet (only the tokens-indexed
+	// gauge is lost, the KPI strip does not read it).
+	{Slug: "monad", DefiLlama: "Monad", Mobula: "", NativeSymbol: "MON"},
+	{Slug: "megaeth", DefiLlama: "MegaETH", Mobula: "MegaETH", NativeSymbol: "ETH"},
+	{Slug: "sonic", DefiLlama: "Sonic", Mobula: "Sonic", NativeSymbol: "S"},
+	// Gnosis gas is xDAI but the site strip labels the native token GNO,
+	// so we publish GNO to match what the page displays. Mobula indexes
+	// the chain under its legacy XDAI name.
+	{Slug: "gnosis", DefiLlama: "Gnosis", Mobula: "XDAI", NativeSymbol: "GNO"},
+	{Slug: "celo", DefiLlama: "Celo", Mobula: "Celo", NativeSymbol: "CELO"},
+	{Slug: "moonbeam", DefiLlama: "Moonbeam", Mobula: "Moonbeam", NativeSymbol: "GLMR"},
+	{Slug: "unichain", DefiLlama: "Unichain", Mobula: "", NativeSymbol: "ETH"},
+	{Slug: "berachain", DefiLlama: "Berachain", Mobula: "Berachain", NativeSymbol: "BERA"},
+	{Slug: "cronos", DefiLlama: "Cronos", Mobula: "Cronos", NativeSymbol: "CRO"},
+	// Fraxtal gas is frxETH, so we follow the same gas-token convention as
+	// the ETH rollups. Mobula symbol FRAX resolves to the legacy Frax
+	// stablecoin (~$1), the wrong asset for a native-token card.
+	{Slug: "fraxtal", DefiLlama: "Fraxtal", Mobula: "", NativeSymbol: "FRXETH"},
+	{Slug: "soneium", DefiLlama: "Soneium", Mobula: "", NativeSymbol: "ETH"},
 }