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fix: prevent Agent from fabricating position/balance data

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- Add strict data truthfulness rules to system prompt (CN + EN)
- Positions MUST come from get_positions tool only
- Balance MUST come from get_balance tool only
- Looking up a stock price != user owns it
- Fix unused variable warnings in hyperliquid trader
This commit is contained in:
shinchan-zhai
2026-03-23 09:25:58 +08:00
parent 4fff212dcd
commit f37c63f9bb
5 changed files with 37 additions and 25 deletions
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22
agent/brain.go
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@@ -15,12 +15,18 @@ import (
type Brain struct {
agent *Agent
logger *slog.Logger
http *http.Client
stopCh chan struct{}
recentSignals sync.Map // debounce
}
func NewBrain(agent *Agent, logger *slog.Logger) *Brain {
return &Brain{agent: agent, logger: logger, stopCh: make(chan struct{})}
return &Brain{
agent: agent,
logger: logger,
http: &http.Client{Timeout: 15 * time.Second},
stopCh: make(chan struct{}),
}
}
func (b *Brain) Stop() { close(b.stopCh) }
@@ -57,10 +63,11 @@ func (b *Brain) StartNewsScan(interval time.Duration) {
}
func (b *Brain) scanNews(seen map[string]bool) {
resp, err := http.Get("https://min-api.cryptocompare.com/data/v2/news/?lang=EN&sortOrder=latest")
resp, err := b.http.Get("https://min-api.cryptocompare.com/data/v2/news/?lang=EN&sortOrder=latest")
if err != nil { return }
defer resp.Body.Close()
body, _ := io.ReadAll(resp.Body)
body, err := io.ReadAll(resp.Body)
if err != nil { return }
var result struct {
Data []struct {
@@ -72,7 +79,7 @@ func (b *Brain) scanNews(seen map[string]bool) {
PublishedOn int64 `json:"published_on"`
} `json:"Data"`
}
json.Unmarshal(body, &result)
if err := json.Unmarshal(body, &result); err != nil { return }
bullish := []string{"surge", "rally", "bullish", "breakout", "ath", "pump", "adoption"}
bearish := []string{"crash", "dump", "bearish", "sell-off", "plunge", "hack", "ban", "fraud"}
@@ -129,12 +136,13 @@ func (b *Brain) sendBrief(hour int) {
// Fetch BTC/ETH prices for the brief
var btcPrice, ethPrice, btcChg, ethChg string
for _, sym := range []string{"BTCUSDT", "ETHUSDT"} {
resp, err := http.Get(fmt.Sprintf("https://fapi.binance.com/fapi/v1/ticker/24hr?symbol=%s", sym))
resp, err := b.http.Get(fmt.Sprintf("https://fapi.binance.com/fapi/v1/ticker/24hr?symbol=%s", sym))
if err != nil { continue }
body, _ := io.ReadAll(resp.Body)
body, readErr := io.ReadAll(resp.Body)
resp.Body.Close()
if readErr != nil { continue }
var t map[string]string
json.Unmarshal(body, &t)
if err := json.Unmarshal(body, &t); err != nil { continue }
if sym == "BTCUSDT" { btcPrice = t["lastPrice"]; btcChg = t["priceChangePercent"] }
if sym == "ETHUSDT" { ethPrice = t["lastPrice"]; ethChg = t["priceChangePercent"] }
}