Feat: Add Minimax Provider (fixes #8818) (#8820)

Co-authored-by: xiaose <[email protected]>
Co-authored-by: Matt Rubens <[email protected]>

Author: 3 people

packages/types/src/global-settings.ts

@@ -218,6 +218,7 @@ export const SECRET_STATE_KEYS = [
 	"doubaoApiKey",
 	"moonshotApiKey",
 	"mistralApiKey",
+	"minimaxApiKey",
 	"unboundApiKey",
 	"requestyApiKey",
 	"xaiApiKey",

packages/types/src/provider-settings.ts

@@ -24,6 +24,7 @@ import {
 	vscodeLlmModels,
 	xaiModels,
 	internationalZAiModels,
+	minimaxModels,
 } from "./providers/index.js"
 
 /**
@@ -131,6 +132,7 @@ export const providerNames = [
 	"groq",
 	"mistral",
 	"moonshot",
+	"minimax",
 	"openai-native",
 	"qwen-code",
 	"roo",
@@ -327,6 +329,13 @@ const moonshotSchema = apiModelIdProviderModelSchema.extend({
 	moonshotApiKey: z.string().optional(),
 })
 
+const minimaxSchema = apiModelIdProviderModelSchema.extend({
+	minimaxBaseUrl: z
+		.union([z.literal("https://api.minimax.io/v1"), z.literal("https://api.minimaxi.com/v1")])
+		.optional(),
+	minimaxApiKey: z.string().optional(),
+})
+
 const unboundSchema = baseProviderSettingsSchema.extend({
 	unboundApiKey: z.string().optional(),
 	unboundModelId: z.string().optional(),
@@ -435,6 +444,7 @@ export const providerSettingsSchemaDiscriminated = z.discriminatedUnion("apiProv
 	deepInfraSchema.merge(z.object({ apiProvider: z.literal("deepinfra") })),
 	doubaoSchema.merge(z.object({ apiProvider: z.literal("doubao") })),
 	moonshotSchema.merge(z.object({ apiProvider: z.literal("moonshot") })),
+	minimaxSchema.merge(z.object({ apiProvider: z.literal("minimax") })),
 	unboundSchema.merge(z.object({ apiProvider: z.literal("unbound") })),
 	requestySchema.merge(z.object({ apiProvider: z.literal("requesty") })),
 	humanRelaySchema.merge(z.object({ apiProvider: z.literal("human-relay") })),
@@ -476,6 +486,7 @@ export const providerSettingsSchema = z.object({
 	...deepInfraSchema.shape,
 	...doubaoSchema.shape,
 	...moonshotSchema.shape,
+	...minimaxSchema.shape,
 	...unboundSchema.shape,
 	...requestySchema.shape,
 	...humanRelaySchema.shape,
@@ -560,6 +571,7 @@ export const modelIdKeysByProvider: Record<TypicalProvider, ModelIdKey> = {
 	"gemini-cli": "apiModelId",
 	mistral: "apiModelId",
 	moonshot: "apiModelId",
+	minimax: "apiModelId",
 	deepseek: "apiModelId",
 	deepinfra: "deepInfraModelId",
 	doubao: "apiModelId",
@@ -676,6 +688,11 @@ export const MODELS_BY_PROVIDER: Record<
 		label: "Moonshot",
 		models: Object.keys(moonshotModels),
 	},
+	minimax: {
+		id: "minimax",
+		label: "MiniMax",
+		models: Object.keys(minimaxModels),
+	},
 	"openai-native": {
 		id: "openai-native",
 		label: "OpenAI",

packages/types/src/providers/index.ts

@@ -30,3 +30,4 @@ export * from "./xai.js"
 export * from "./vercel-ai-gateway.js"
 export * from "./zai.js"
 export * from "./deepinfra.js"
+export * from "./minimax.js"

packages/types/src/providers/minimax.ts

@@ -0,0 +1,24 @@
+import type { ModelInfo } from "../model.js"
+
+// Minimax
+// https://www.minimax.io/platform/document/text_api_intro
+// https://www.minimax.io/platform/document/pricing
+export type MinimaxModelId = keyof typeof minimaxModels
+export const minimaxDefaultModelId: MinimaxModelId = "MiniMax-M2"
+
+export const minimaxModels = {
+	"MiniMax-M2": {
+		maxTokens: 16_384,
+		contextWindow: 192_000,
+		supportsImages: false,
+		supportsPromptCache: false,
+		inputPrice: 0.3,
+		outputPrice: 1.2,
+		cacheWritesPrice: 0,
+		cacheReadsPrice: 0,
+		description:
+			"MiniMax M2, a model born for Agents and code, featuring Top-tier Coding Capabilities, Powerful Agentic Performance, and Ultimate Cost-Effectiveness & Speed.",
+	},
+} as const satisfies Record<string, ModelInfo>
+
+export const MINIMAX_DEFAULT_TEMPERATURE = 1.0

src/api/index.ts

@@ -40,6 +40,7 @@ import {
 	FeatherlessHandler,
 	VercelAiGatewayHandler,
 	DeepInfraHandler,
+	MiniMaxHandler,
 } from "./providers"
 import { NativeOllamaHandler } from "./providers/native-ollama"
 
@@ -165,6 +166,8 @@ export function buildApiHandler(configuration: ProviderSettings): ApiHandler {
 			return new FeatherlessHandler(options)
 		case "vercel-ai-gateway":
 			return new VercelAiGatewayHandler(options)
+		case "minimax":
+			return new MiniMaxHandler(options)
 		default:
 			apiProvider satisfies "gemini-cli" | undefined
 			return new AnthropicHandler(options)