#!/usr/bin/env bash
# metadata.user_id (opaque end-user id, no PII) + service_tier standard_only
# STATUS: LIVE_VERIFIED 2026-09-18 (curl via scripts/lib.sh `ant` wrapper; key injected from .env, never printed)
# Run: bash examples/anthropic/messages/metadata.sh
set -eo pipefail
source "$(dirname "$0")/../../../scripts/lib.sh"; out="$(mktemp)"; trap 'rm -f "$out"' EXIT
ant POST /v1/messages -d '{"model":"claude-haiku-4-5-20251001","max_tokens":16,"metadata":{"user_id":"atlas-user-0001"},"service_tier":"standard_only",
  "messages":[{"role":"user","content":"Reply with OK."}]}' > "$out"; mask < "$out"
echo; echo "HTTP $ANT_STATUS"; log_request anthropic POST /v1/messages "$ANT_STATUS" 0.00004 "example metadata.sh"