From 6d2fc2211d1f5166151635efc5db4a491eb0d7fc Mon Sep 17 00:00:00 2001
From: Hannes Rudolph <hrudolph@gmail.com>
Date: Thu, 25 Sep 2025 18:49:44 -0600
Subject: [PATCH] feat(codex): add codex-mini-latest model (fast reasoning,
 tuned from o4-mini) with pricing and caps

---
 packages/types/src/providers/openai-codex.ts | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/packages/types/src/providers/openai-codex.ts b/packages/types/src/providers/openai-codex.ts
index ac763e1a4f..3c8fac74a3 100644
--- a/packages/types/src/providers/openai-codex.ts
+++ b/packages/types/src/providers/openai-codex.ts
@@ -26,4 +26,22 @@ export const openAiNativeCodexModels = {
 			"GPT-5 Codex via ChatGPT Responses (Codex). A GPT‑5 variant exposed to the client with coding‑oriented defaults.",
 		supportsTemperature: false,
 	},
+	"codex-mini-latest": {
+		// Based on OpenAI's Codex CLI page (fast reasoning model tuned from o4-mini)
+		maxTokens: 100000,
+		contextWindow: 200000,
+		supportsImages: true, // input images supported
+		supportsPromptCache: true,
+		supportsReasoningEffort: true,
+		reasoningEffort: "medium",
+		description:
+			"codex-mini-latest via ChatGPT Responses (Codex). Fast reasoning model optimized for the Codex CLI (fine‑tuned o4‑mini).",
+		supportsTemperature: false,
+		// Pricing per 1M tokens
+		inputPrice: 1.5,
+		outputPrice: 6.0,
+		// Prompt cache pricing
+		cacheWritesPrice: 1.5,
+		cacheReadsPrice: 0.375,
+	},
 } as const satisfies Record<string, ModelInfo>