gsb · Gemini Stealth Bridge Control Plane

1. Pool Connection (All Accounts · Auto-Failover) Recommended for 9router / Harness

Automatically rotates across all Ready accounts and fails over when a 5h quota window is spent.

2. Individual Account Connection (Pin 1 Account) No Failover

Use the same Base URL, but set the API Key to gsb-<account> to isolate traffic to one specific Google account.

Click any Key: gsb-... button in the Account column below to copy that account's dedicated key.

3. MCP Endpoint (Web Search Tool) Claude Code · Cursor · OMP

Built-in MCP server exposing Gemini Web's Google Search grounding as a web_search tool.

Loading account pool... Reading account states from the local bridge daemon.

Account	Status	Active Quota Window (5h / Weekly)	Actions

Pool Routing & Failover

Controls how the pool API key selects accounts and checks quota before sending a turn.

Pool Routing Strategy default

Quota Preflight Mode default

Account Priority Order (for fill-first) default

Comma-separated account IDs drained in order when strategy is set to fill-first.

Thinking & Rate Limits

Per-account concurrency and request-per-minute caps to prevent upstream throttling.

Default Thinking Effort default

Max RPM per Account default

Max Concurrent Streams default

Streaming & Protocol Guards

Controls downgrade protection, live reasoning deltas, and long-context attachment offload.

Reject silent model downgrades (Fail over to next account if Google silently switches Pro/Argon down to Flash) Stream reasoning_content live (Send thinking process tokens in real time as the model reasons) Stream tool_calls deltas live (Emit partial tool arguments early before the JSON block finishes) Keep pre-tool preamble in content (Include introductory text before a tool call in the main assistant message) Offload long history as file attachment (Upload oversized multi-turn transcripts as a file when starting a new session)