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feat(config): add MiniMax as a native model provider #216

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b34c7c9
feat(config): add MiniMax as a native model provider
octo-patch Jul 30, 2026
d64da12
fix(config): preserve MiniMax model limits
octo-patch Aug 11, 2026
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91 changes: 57 additions & 34 deletions config/config.go
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Original file line number Diff line number Diff line change
Expand Up @@ -57,17 +57,18 @@ const (
)

type modelT struct {
URL string
FlashModel string
ProModel string
MaxTokens int // 该供应商默认的单次 completion 上限
ContextWindow int // 该供应商默认的上下文窗口大小
URL string
FlashModel string
ProModel string
MaxTokens int // Default completion limit for this provider.
FlashContextWindow int
ProContextWindow int
}

// ProviderOptions 是配置时可选的模型供应商,顺序即 UI 展示顺序(第一个为默认)。
// "custom" 为「其它」自定义:flash/pro 各自填 base_url/model/api_key/max_tokens/context_window,
// 全部兼容 OpenAI 接口。预设供应商(deepseek/mimo)只需填 api_key,套用 modelConfig 默认。
var ProviderOptions = []string{"deepseek", "mimo", "kimi", "qwen", "custom"}
var ProviderOptions = []string{"deepseek", "mimo", "kimi", "qwen", "minimax", "custom"}

// ProviderCustom 是「其它」自定义供应商的 id。
const ProviderCustom = "custom"
Expand All @@ -85,32 +86,46 @@ const (
// ".../chat/completions/chat/completions" 而请求失败。
var modelConfig = map[string]modelT{
"deepseek": {
URL: defaultBaseURL, // https://api.deepseek.com
FlashModel: defaultFlashModel,
ProModel: defaultProModel,
MaxTokens: 393216,
ContextWindow: 1_048_576, // 1M
URL: defaultBaseURL,
FlashModel: defaultFlashModel,
ProModel: defaultProModel,
MaxTokens: 393216,
FlashContextWindow: 1_048_576, // 1M
ProContextWindow: 1_048_576, // 1M
},
"mimo": {
URL: "https://api.xiaomimimo.com/v1",
FlashModel: "mimo-v2.5",
ProModel: "mimo-v2.5-pro",
MaxTokens: 131072, // mimo 单次 completion 上限
ContextWindow: 1_048_576, // 1M
URL: "https://api.xiaomimimo.com/v1",
FlashModel: "mimo-v2.5",
ProModel: "mimo-v2.5-pro",
MaxTokens: 131072,
FlashContextWindow: 1_048_576, // 1M
ProContextWindow: 1_048_576, // 1M
},
"kimi": {
URL: "https://api.moonshot.cn/v1", // 必须带 /v1,端点为 /v1/chat/completions
FlashModel: "kimi-k2.5",
ProModel: "kimi-k2.6",
MaxTokens: 0, // 0 = 不发 max_tokens,走模型默认输出上限(见 agent.chatRequest omitempty)
ContextWindow: 262144, // 256K
URL: "https://api.moonshot.cn/v1",
FlashModel: "kimi-k2.5",
ProModel: "kimi-k2.6",
MaxTokens: 0,
FlashContextWindow: 262144, // 256K
ProContextWindow: 262144, // 256K
},
"qwen": {
URL: "https://dashscope.aliyuncs.com/compatible-mode/v1", // 阿里云北京;端点 /v1/chat/completions
FlashModel: "qwen3.7-plus",
ProModel: "qwen3.7-max",
MaxTokens: 0, // 0 = 不发 max_tokens,走模型默认输出上限
ContextWindow: 1_048_576, // 1M
URL: "https://dashscope.aliyuncs.com/compatible-mode/v1",
FlashModel: "qwen3.7-plus",
ProModel: "qwen3.7-max",
MaxTokens: 0,
FlashContextWindow: 1_048_576, // 1M
ProContextWindow: 1_048_576, // 1M
},
"minimax": {
// The global endpoint is the native default. The China endpoint is
// https://api.minimaxi.com/v1 and remains available through custom overrides.
URL: "https://api.minimax.io/v1",
FlashModel: "MiniMax-M2.7",
ProModel: "MiniMax-M3",
MaxTokens: 0,
FlashContextWindow: 204_800,
ProContextWindow: 1_000_000,
},
}

Expand Down Expand Up @@ -146,14 +161,14 @@ func DefaultFor(provider, apiKey string) *Config {
BaseURL: mc.URL,
Model: mc.FlashModel,
APIKey: apiKey,
ContextWindow: mc.ContextWindow,
ContextWindow: mc.FlashContextWindow,
MaxTokens: mc.MaxTokens,
},
Pro: ModelEntry{
BaseURL: mc.URL,
Model: mc.ProModel,
APIKey: apiKey,
ContextWindow: mc.ContextWindow,
ContextWindow: mc.ProContextWindow,
MaxTokens: mc.MaxTokens,
},
}
Expand All @@ -164,21 +179,29 @@ func Default(apiKey string) *Config {
return DefaultFor(defaultProvider, apiKey)
}

// defaultContextWindow 根据模型名推断上下文窗口,给旧 yaml(没写 context_window)兜底用。
// 已知供应商(deepseek / mimo)默认 1M tokens,其它未知模型保守取 64K。
// defaultContextWindow infers a context window for legacy YAML without one.
func defaultContextWindow(model string) int {
m := strings.ToLower(model)
if strings.Contains(m, "minimax-m3") {
return 1_000_000
}
if strings.Contains(m, "minimax-m2.7") {
return 204_800
}
if strings.Contains(m, "deepseek") || strings.Contains(m, "mimo") {
return 1_048_576
}
return 65_536
}

// defaultMaxTokens 根据模型名推断单次 completion 上限。含 deepseek 的模型沿用既有 384K;
// 其它模型保守取 131072(mimo 等的上限),避免超过模型实际允许值被拒。
// 给旧 model.yaml(没写 max_tokens)兜底用。
// defaultMaxTokens infers a completion limit for legacy YAML. MiniMax keeps
// zero so requests use the model's own output limit.
func defaultMaxTokens(model string) int {
if strings.Contains(strings.ToLower(model), "deepseek") {
m := strings.ToLower(model)
if strings.Contains(m, "minimax") {
return 0
}
if strings.Contains(m, "deepseek") {
return 393216
}
return 131072
Expand Down
66 changes: 55 additions & 11 deletions config/config_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -6,16 +6,18 @@ import "testing"
// 关键回归:base_url 只到域名(agent 再追加 /chat/completions),mimo 的 max_tokens=131072。
func TestDefaultForProviders(t *testing.T) {
cases := []struct {
provider string
wantBaseURL string
wantFlash string
wantPro string
wantMaxTok int
wantCtxWin int
provider string
wantBaseURL string
wantFlash string
wantPro string
wantMaxTok int
wantFlashCtx int
wantProCtx int
}{
{"deepseek", "https://api.deepseek.com", "deepseek-v4-flash", "deepseek-v4-pro", 393216, 1_048_576},
{"mimo", "https://api.xiaomimimo.com/v1", "mimo-v2.5", "mimo-v2.5-pro", 131072, 1_048_576},
{"unknown-provider", "https://api.deepseek.com", "deepseek-v4-flash", "deepseek-v4-pro", 393216, 1_048_576}, // 回退 deepseek
{"deepseek", "https://api.deepseek.com", "deepseek-v4-flash", "deepseek-v4-pro", 393216, 1_048_576, 1_048_576},
{"mimo", "https://api.xiaomimimo.com/v1", "mimo-v2.5", "mimo-v2.5-pro", 131072, 1_048_576, 1_048_576},
{"minimax", "https://api.minimax.io/v1", "MiniMax-M2.7", "MiniMax-M3", 0, 204_800, 1_000_000},
{"unknown-provider", "https://api.deepseek.com", "deepseek-v4-flash", "deepseek-v4-pro", 393216, 1_048_576, 1_048_576}, // Falls back to deepseek.
}
for _, c := range cases {
cfg := DefaultFor(c.provider, "sk-test")
Expand All @@ -28,8 +30,8 @@ func TestDefaultForProviders(t *testing.T) {
if cfg.Flash.MaxTokens != c.wantMaxTok || cfg.Pro.MaxTokens != c.wantMaxTok {
t.Errorf("%s max_tokens = %d/%d, want %d", c.provider, cfg.Flash.MaxTokens, cfg.Pro.MaxTokens, c.wantMaxTok)
}
if cfg.Flash.ContextWindow != c.wantCtxWin || cfg.Pro.ContextWindow != c.wantCtxWin {
t.Errorf("%s context_window = %d/%d, want %d", c.provider, cfg.Flash.ContextWindow, cfg.Pro.ContextWindow, c.wantCtxWin)
if cfg.Flash.ContextWindow != c.wantFlashCtx || cfg.Pro.ContextWindow != c.wantProCtx {
t.Errorf("%s context_window = %d/%d, want %d/%d", c.provider, cfg.Flash.ContextWindow, cfg.Pro.ContextWindow, c.wantFlashCtx, c.wantProCtx)
}
}
}
Expand All @@ -42,4 +44,46 @@ func TestDefaultMaxTokens(t *testing.T) {
if got := defaultMaxTokens("mimo-v2.5"); got != 131072 {
t.Errorf("mimo max_tokens = %d, want 131072", got)
}
if got := defaultMaxTokens("MiniMax-M3"); got != 0 {
t.Errorf("MiniMax max_tokens = %d, want 0", got)
}
}

func TestMiniMaxDefaultsSurviveRoundTrip(t *testing.T) {
home := t.TempDir()
t.Setenv("HOME", home)
t.Setenv("USERPROFILE", home)

if err := Save(DefaultFor("minimax", "sk-test")); err != nil {
t.Fatal(err)
}
cfg, err := Load()
if err != nil {
t.Fatal(err)
}
if cfg.Flash.ContextWindow != 204_800 || cfg.Pro.ContextWindow != 1_000_000 {
t.Fatalf("MiniMax context windows = %d/%d, want 204800/1000000", cfg.Flash.ContextWindow, cfg.Pro.ContextWindow)
}
if cfg.Flash.MaxTokens != 0 || cfg.Pro.MaxTokens != 0 {
t.Fatalf("MiniMax max_tokens = %d/%d, want 0/0", cfg.Flash.MaxTokens, cfg.Pro.MaxTokens)
}
}

func TestProviderOptionsIncludesMiniMax(t *testing.T) {
miniMaxIndex := -1
customIndex := -1
for i, provider := range ProviderOptions {
switch provider {
case "minimax":
miniMaxIndex = i
case ProviderCustom:
customIndex = i
}
}
if miniMaxIndex < 0 {
t.Fatal("ProviderOptions does not include minimax")
}
if customIndex < 0 || miniMaxIndex > customIndex {
t.Fatalf("minimax must appear before custom, got %v", ProviderOptions)
}
}