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OpenAI: GPT-5.1-Codex-Mini

openai/gpt-5.1-codex-mini

OpenAIclosed-weight400K context2 providersIntelligence 66.5· est.

Cheapest provider

$0.25 / 1M

Azure

Fastest provider (p95)

No throughput data yet — populated as traffic accumulates

Intelligence (estimated)

66.5

Family + generation + popularity + price tier

Per-provider performance

Latency / throughput / uptime / price measured across providers over the last 30 minutes of live traffic. This is what proves “sourced cheapest” — Atlas mode draws on these per call to serve the cheapest path that holds quality.

ProviderQuantInput $/1MOutput $/1MLatency p50 / p95Throughput p50 / p95Uptime 30mSuccess
Azurefull· unknown$0.2500$2.0000
OpenAIfull· unknown$0.2500$2.000097.30%

“—” means live telemetry hasn’t accumulated enough recent traffic for that endpoint. “undisclosed” means the provider serves the model but doesn’t expose the quantization label (typically running fp8 / int8 internally).

Intelligence estimate

No public benchmark numbers indexed for this model yet, so the leaderboard score is derived from the catalogue data we sync: model family standing, generation, and live usage rank — applied identically to open- and closed-weight models. The heuristic ceiling sits below confirmed-benchmark frontier models so curated rankings stay clearly on top.

Want a curated score? File a benchmark report and we’ll add it to the next sync.

How Atlas mode sources OpenAI: GPT-5.1-Codex-Mini

  • Strict mode — pin OpenAI: GPT-5.1-Codex-Mini exactly and we pass it straight through, sourced from the cheapest provider above. The same model, no substitutions — currently Azure at $0.25/1M.
  • Atlas mode — the default. Each call is auto-optimized for the cheapest path that holds quality, at least 5% off going direct from call one and climbing as it ramps. You always see which model served the call and exactly what you saved — thumbs-down anything you don’t like for a full refund.