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01

Providers + pricing

CapabilitiesProvider details
● Your own key · billed by your provider · AnyRouter fee $0
OpenAI
openai-byok
$0.25list$2.00list
Unavailable
OpenCode Zen
opencode-zen-byok
$0.25list$2.00list
Unavailable
Vercel AI Gateway
vercel-byok
$0.25list$2.00list
Unavailable
● Free pool · donated keys · not available for this model — donate a key
02

Try it

POST /api/v1/chat/completions
import { createAnyRouter } from "@anyr/ai-sdk-provider"import { generateText } from "ai" const anyrouter = createAnyRouter() const { text } = await generateText({  model: anyrouter("openai/gpt-5.1-codex-mini"),  prompt: "Say hi in 3 words.",})console.log(text)
Set ANYROUTER_API_KEY · edits on the demo update this code
Live demo

Attach an image, ask about it, and run it on this model.

03

Uptime + latency

—recent checks · all routes

No health checks recorded for this model yet.

24h
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Uptime & Health
No uptime data yet

These providers haven't been health-probed for this model yet. The router still routes around upstreams that fail live requests — uptime fills in once probe history accrues.

GPT-5.1 Codex Mini

  • OpenAI
  • OpenCode Zen
  • Vercel AI Gateway
Visiontext + image → text400Ktoken context
Context
400K
Input
$0.25
Output
$2.00
TTFT
—
Uptime
—
Routes
3
04

Your access

Credits
Your own key · AnyRouter fee $0

Run GPT-5.1 Codex Mini on your own key — your requests are billed by the provider. Pool callers pay AnyRouter credits.

No BYOK keys configured for this model yet.

Share a key with the pool to earn credits for every request it serves, covering your plan cost.

Free poolnot in pool yetDonate key →
Create API key for this model
Text generation
Context length400,000 tokens
Max output128,000 tokens
ArchitectureTransformer
Categorytext
ReleasedNov 13, 2025
Modalities
→
Capabilities
05

About

GPT-5.1 Codex Mini is a smaller, more cost-effective version of GPT-5.1 Codex, tuned for agentic coding workloads where efficiency matters more than peak capability. It supports a 400,000-token input context with 128,000 output tokens, text and image inputs, and exposes streaming, function calling, and structured outputs with reasoning-token support.

Released 2025-11-13

API & code
Share cards
GPT-5.1 Codex Mini share card
GPT-5.1 Codex Mini
OpenAI upstream share card
OpenAI upstream
OpenCode Zen upstream share card
OpenCode Zen upstream
Vercel AI Gateway upstream share card
Vercel AI Gateway upstream
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