gen_7m69awxb7e

Decision timeline

1. admission+0 ms

   chat request by prin_agent under profile @company/vision (requested "@company/vision")

2. cache+0 ms

   cache bypassed (policy off or non-cacheable request)

3. route+0 ms

   selected google/gemini-3-pro via google-vertex/acct_vertex_prod_euw1 on node_cf_euw1_01 (B-tier, eu-west-1) — objective=balanced, 3 candidates scored, 2 in fallback chain, 0 hard-filter rejections [router router-v3.4.1, policy policy-2026-07-14]

   3 candidates considered3 survived hard filters0 rejectedobjective: balancedfallback chain: 2router-v3.4.1 · policy-2026-07-14

   Score breakdown — top 3

   #	Candidate	quality	cost	latencyPenalty	cacheSavings	contractValue	shadowPrice	retryRisk	affinityPenalty	Total
   1	google/gemini-3-pro via google-vertex · node_cf_euw1_01 selected	+0.563	-0.210	-0.005	+0.027	0.000	-0.010	-0.005	+0.300	0.660
   2	openai/gpt-5.2 via openai · node_cf_use1_01	+0.580	-0.169	-0.022	+0.032	0.000	-0.010	-0.001	-0.150	0.244
   3	anthropic/claude-sonnet via anthropic · node_cf_use1_01	+0.564	-0.270	-0.043	+0.035	+0.023	-0.002	-0.001	-0.150	0.127

4. attempt #1+42 ms

   #1 google-vertex · account acct_vertex_prod_euw1 · node node_cf_euw1_01 — succeeded in 3150ms

   succeededgoogle-vertexacct_vertex_prod_euw1pool prodnode_cf_euw1_01Tier B3.15 s

   4.4K in / 757 out

5. settlement+3190 ms

   settled $0.02 — 4395 in / 757 out tokens (5152 total)

   Ledger entries

   • reserve$0.03budget:bud_proj_agentsreserve est max for @company/vision
   • settle$0.02budget:bud_proj_agentssettle actual provider usage
   • refund−$0.0099budget:bud_proj_agentsrefund unused reservation

   Cost layers (memo §15.3)

   Provider list

   $0.02

   Contract-adjusted

   $0.02

   Internal charge

   $0.02

   Contract savings

   $0.00

   contract ct_vertex_metered (metered)

6. complete+3190 ms

   status=succeeded, model=google/gemini-3-pro, 3190ms end-to-end

fabric_metadata

The route-explanation envelope an API caller receives with X-OpenRouter-Metadata: enabled or routing.explain, reconstructed from this generation record.

{
  "requested": "@company/vision",
  "resolved_model": "google/gemini-3-pro",
  "strategy": "balanced",
  "policy_version": "policy-2026-07-14",
  "router_version": "router-v3.4.1",
  "provider": "google-vertex",
  "region": "eu-west-1",
  "account_pool": "prod",
  "node": {
    "ref": "node_cf_euw1_01",
    "trust_tier": "B"
  },
  "cache": {
    "response": "BYPASS",
    "prompt_affinity": "MISS",
    "predicted_cached_tokens": 0
  },
  "guardrails": [],
  "attempts": [
    {
      "provider": "google-vertex",
      "status": 200
    }
  ],
  "routing_reason": [
    "selected google/gemini-3-pro via google-vertex (balanced objective, score 0.6598)"
  ]
}