# GPT-5.1 Codex mini API prices

GPT-5.1 Codex mini (gpt-codex) — 400k context, 128k max output.
18 metered per-token offers from 18 provider(s), in USD per 1M tokens.
Prices as of 2026-10-04.

| Provider | Input $/1M | Output $/1M | Cache read $/1M | Context |
| --- | --- | --- | --- | --- |
| Ofox | $0.2 | $1.6 | $0.024 | 256k |
| Poe | $0.22 | $1.8 | $0.022 | 400k |
| Jiekou.AI | $0.225 | $1.8 | — | 400k |
| AIHubMix | $0.25 | $2 | $0.025 | 400k |
| Azure | $0.25 | $2 | $0.025 | 400k |
| Azure Cognitive Services | $0.25 | $2 | $0.025 | 400k |
| Eden AI | $0.25 | $2 | $0.025 | 272k |
| Helicone | $0.25 | $2 | $0.025 | 400k |
| Impossibl | $0.25 | $2 | $0.025 | 400k |
| Kilo Gateway | $0.25 | $2 | $0.03 | 400k |
| DevPass (LLM Gateway) | $0.25 | $2 | $0.025 | 400k |
| LLM Gateway | $0.25 | $2 | $0.025 | 400k |
| NanoGPT | $0.25 | $2 | $0.025 | 400k |
| OpenCode Zen | $0.25 | $2 | $0.025 | 400k |
| OpenRouter | $0.25 | $2 | $0.03 | 400k |
| OrcaRouter | $0.25 | $2 | $0.025 | 400k |
| Vercel AI Gateway | $0.25 | $2 | $0.03 | 400k |
| ZenMux | $0.25 | $2 | $0.03 | 400k |

## Summary

- Cheapest input: $0.2 per 1M tokens (Ofox)
- Cheapest output: $1.6 per 1M tokens (Ofox)
- First-party: not listed separately
- Free offers: none
- Subscription plans (not per-token): none
- Released: 2025-11-13
- Inputs: image, pdf, text

## FAQ

### What is the cheapest GPT-5.1 Codex mini API?

As of Oct 4, 2026, Ofox has the lowest GPT-5.1 Codex mini output price at $1.6 per 1M tokens, and Ofox has the lowest input price at $0.2 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.

### How many providers offer GPT-5.1 Codex mini?

18 providers list GPT-5.1 Codex mini on Sovyron; 18 of them sell it at a metered per-token price.

### Is GPT-5.1 Codex mini free?

No provider in the Sovyron catalog lists a free tier for GPT-5.1 Codex mini.

### What is the context window of GPT-5.1 Codex mini?

GPT-5.1 Codex mini supports a 400k-token context window and up to 128k output tokens.

HTML page: https://sovyron.com/models/gpt-5-1-codex-mini/
Full dataset: https://sovyron.com/data/catalog.json