feat: enable custom api_base for most clients

config.example.yaml

@@ -124,6 +124,7 @@ clients:
   # See https://ai.google.dev/docs
   - type: gemini
     api_key: xxx
+    api_base: https://generativelanguage.googleapis.com/v1beta # Optional
     patch:
       chat_completions:
         '.*':
@@ -141,6 +142,7 @@ clients:
   # See https://docs.anthropic.com/claude/reference/getting-started-with-the-api
   - type: claude
     api_key: sk-ant-xxx
+    api_base: https://api.anthropic.com/v1            # Optional
 
   # See https://docs.mistral.ai/
   - type: openai-compatible
@@ -151,18 +153,19 @@ clients:
   # See https://docs.cohere.com/docs/the-cohere-platform
   - type: cohere
     api_key: xxx
+    api_base: https://api.cohere.ai/v1                # Optional
 
   # See https://docs.perplexity.ai/docs/getting-started
   - type: openai-compatible
     name: perplexity
-    api_base: https://api.perplexity.ai
     api_key: pplx-xxx
+    api_base: https://api.perplexity.ai
 
   # See https://console.groq.com/docs/quickstart
   - type: openai-compatible
     name: groq
-    api_base: https://api.groq.com/openai/v1
     api_key: gsk_xxx
+    api_base: https://api.groq.com/openai/v1
 
   # See https://github.com/jmorganca/ollama
   - type: ollama
@@ -179,8 +182,8 @@ clients:
 
   # See https://learn.microsoft.com/en-us/azure/ai-services/openai/chatgpt-quickstart
   - type: azure-openai
-    api_base: https://{RESOURCE}.openai.azure.com
     api_key: xxx
+    api_base: https://{RESOURCE}.openai.azure.com
     models:
       - name: gpt-4o                                  # Model deployment name
         max_input_tokens: 128000
@@ -219,6 +222,7 @@ clients:
   - type: cloudflare
     account_id: xxx
     api_key: xxx
+    api_base: https://api.cloudflare.com/client/v4    # Optional
 
   # See https://replicate.com/docs
   - type: replicate
@@ -232,66 +236,70 @@ clients:
   # See https://help.aliyun.com/zh/dashscope/
   - type: qianwen
     api_key: sk-xxx
+    api_base: https://dashscope.aliyuncs.com/api/v1   # Optional
 
   # See https://platform.moonshot.cn/docs/intro
   - type: openai-compatible
     name: moonshot
-    api_base: https://api.moonshot.cn/v1
     api_key: sk-xxx
+    api_base: https://api.moonshot.cn/v1
 
   # See https://platform.deepseek.com/api-docs/
   - type: openai-compatible
     name: deepseek
     api_key: sk-xxx
+    api_base: https://api.deepseek.com
 
   # See https://open.bigmodel.cn/dev/howuse/introduction
   - type: openai-compatible
     name: zhipuai
     api_key: xxx
+    api_base: https://open.bigmodel.cn/api/paas/v4
 
   # See https://platform.lingyiwanwu.com/docs
   - type: openai-compatible
     name: lingyiwanwu
     api_key: xxx
+    api_base: https://api.lingyiwanwu.com/v1
 
   # See https://deepinfra.com/docs
   - type: openai-compatible
     name: deepinfra
-    api_base: https://api.deepinfra.com/v1/openai
     api_key: xxx
+    api_base: https://api.deepinfra.com/v1/openai
 
   # See https://readme.fireworks.ai/docs/quickstart
   - type: openai-compatible
     name: fireworks
-    api_base: https://api.fireworks.ai/inference/v1
     api_key: xxx
+    api_base: https://api.fireworks.ai/inference/v1
 
   # See https://openrouter.ai/docs#quick-start
   - type: openai-compatible
     name: openrouter
-    api_base: https://openrouter.ai/api/v1
     api_key: xxx
+    api_base: https://openrouter.ai/api/v1
 
   # See https://octo.ai/docs/getting-started/quickstart
   - type: openai-compatible
     name: octoai
-    api_base: https://text.octoai.run/v1
     api_key: xxx
+    api_base: https://text.octoai.run/v1
 
   # See https://docs.together.ai/docs/quickstart
   - type: openai-compatible
     name: together
-    api_base: https://api.together.xyz/v1
     api_key: xxx
+    api_base: https://api.together.xyz/v1
 
   # See https://jina.ai
   - type: openai-compatible
     name: jina
-    api_base: https://api.jina.ai/v1
     api_key: xxx
+    api_base: https://api.jina.ai/v1
 
   # See https://docs.voyageai.com/docs/introduction
   - type: openai-compatible
     name: voyageai
+    api_key: xxx
     api_base: https://api.voyageai.ai/v1
-    api_key: xxx

src/client/claude.rs

@@ -5,12 +5,13 @@ use reqwest::RequestBuilder;
 use serde::Deserialize;
 use serde_json::{json, Value};
 
-const API_BASE: &str = "https://api.anthropic.com/v1/messages";
+const API_BASE: &str = "https://api.anthropic.com/v1";
 
 #[derive(Debug, Clone, Deserialize)]
 pub struct ClaudeConfig {
     pub name: Option<String>,
     pub api_key: Option<String>,
+    pub api_base: Option<String>,
     #[serde(default)]
     pub models: Vec<ModelData>,
     pub patch: Option<RequestPatch>,
@@ -19,6 +20,7 @@ pub struct ClaudeConfig {
 
 impl ClaudeClient {
     config_get_fn!(api_key, get_api_key);
+    config_get_fn!(api_base, get_api_base);
 
     pub const PROMPTS: [PromptAction<'static>; 1] =
         [("api_key", "API Key:", true, PromptKind::String)];
@@ -40,10 +42,14 @@ fn prepare_chat_completions(
     data: ChatCompletionsData,
 ) -> Result<RequestData> {
     let api_key = self_.get_api_key().ok();
+    let api_base = self_
+        .get_api_base()
+        .unwrap_or_else(|_| API_BASE.to_string());
 
+    let url = format!("{}/messages", api_base.trim_end_matches('/'));
     let body = claude_build_chat_completions_body(data, &self_.model)?;
 
-    let mut request_data = RequestData::new(API_BASE, body);
+    let mut request_data = RequestData::new(url, body);
 
     request_data.header("anthropic-version", "2023-06-01");
     if let Some(api_key) = api_key {

src/client/cloudflare.rs

@@ -11,6 +11,7 @@ const API_BASE: &str = "https://api.cloudflare.com/client/v4";
 pub struct CloudflareConfig {
     pub name: Option<String>,
     pub account_id: Option<String>,
+    pub api_base: Option<String>,
     pub api_key: Option<String>,
     #[serde(default)]
     pub models: Vec<ModelData>,
@@ -21,6 +22,7 @@ pub struct CloudflareConfig {
 impl CloudflareClient {
     config_get_fn!(account_id, get_account_id);
     config_get_fn!(api_key, get_api_key);
+    config_get_fn!(api_base, get_api_base);
 
     pub const PROMPTS: [PromptAction<'static>; 2] = [
         ("account_id", "Account ID:", true, PromptKind::String),
@@ -45,9 +47,13 @@ fn prepare_chat_completions(
 ) -> Result<RequestData> {
     let account_id = self_.get_account_id()?;
     let api_key = self_.get_api_key()?;
+    let api_base = self_
+        .get_api_base()
+        .unwrap_or_else(|_| API_BASE.to_string());
 
     let url = format!(
-        "{API_BASE}/accounts/{account_id}/ai/run/{}",
+        "{}/accounts/{account_id}/ai/run/{}",
+        api_base.trim_end_matches('/'),
         self_.model.name()
     );
 

src/client/cohere.rs

@@ -1,19 +1,18 @@
-use super::*;
 use super::openai_compatible::*;
+use super::*;
 
 use anyhow::{bail, Context, Result};
 use reqwest::RequestBuilder;
 use serde::Deserialize;
 use serde_json::{json, Value};
 
-const CHAT_COMPLETIONS_API_URL: &str = "https://api.cohere.ai/v1/chat";
-const EMBEDDINGS_API_URL: &str = "https://api.cohere.ai/v1/embed";
-const RERANK_API_URL: &str = "https://api.cohere.ai/v1/rerank";
+const API_BASE: &str = "https://api.cohere.ai/v1";
 
 #[derive(Debug, Clone, Deserialize, Default)]
 pub struct CohereConfig {
     pub name: Option<String>,
     pub api_key: Option<String>,
+    pub api_base: Option<String>,
     #[serde(default)]
     pub models: Vec<ModelData>,
     pub patch: Option<RequestPatch>,
@@ -22,6 +21,7 @@ pub struct CohereConfig {
 
 impl CohereClient {
     config_get_fn!(api_key, get_api_key);
+    config_get_fn!(api_base, get_api_base);
 
     pub const PROMPTS: [PromptAction<'static>; 1] =
         [("api_key", "API Key:", true, PromptKind::String)];
@@ -43,10 +43,14 @@ fn prepare_chat_completions(
     data: ChatCompletionsData,
 ) -> Result<RequestData> {
     let api_key = self_.get_api_key()?;
+    let api_base = self_
+        .get_api_base()
+        .unwrap_or_else(|_| API_BASE.to_string());
 
+    let url = format!("{}/chat", api_base.trim_end_matches('/'));
     let body = build_chat_completions_body(data, &self_.model)?;
 
-    let mut request_data = RequestData::new(CHAT_COMPLETIONS_API_URL, body);
+    let mut request_data = RequestData::new(url, body);
 
     request_data.bearer_auth(api_key);
 
@@ -55,6 +59,11 @@ fn prepare_chat_completions(
 
 fn prepare_embeddings(self_: &CohereClient, data: EmbeddingsData) -> Result<RequestData> {
     let api_key = self_.get_api_key()?;
+    let api_base = self_
+        .get_api_base()
+        .unwrap_or_else(|_| API_BASE.to_string());
+
+    let url = format!("{}/embed", api_base.trim_end_matches('/'));
 
     let input_type = match data.query {
         true => "search_query",
@@ -67,7 +76,7 @@ fn prepare_embeddings(self_: &CohereClient, data: EmbeddingsData) -> Result<Requ
         "input_type": input_type,
     });
 
-    let mut request_data = RequestData::new(EMBEDDINGS_API_URL, body);
+    let mut request_data = RequestData::new(url, body);
 
     request_data.bearer_auth(api_key);
 
@@ -76,10 +85,14 @@ fn prepare_embeddings(self_: &CohereClient, data: EmbeddingsData) -> Result<Requ
 
 fn prepare_rerank(self_: &CohereClient, data: RerankData) -> Result<RequestData> {
     let api_key = self_.get_api_key()?;
+    let api_base = self_
+        .get_api_base()
+        .unwrap_or_else(|_| API_BASE.to_string());
 
+    let url = format!("{}/rerank", api_base.trim_end_matches('/'));
     let body = generic_build_rerank_body(data, &self_.model);
 
-    let mut request_data = RequestData::new(RERANK_API_URL, body);
+    let mut request_data = RequestData::new(url, body);
 
     request_data.bearer_auth(api_key);
 

src/client/gemini.rs

@@ -6,12 +6,13 @@ use reqwest::RequestBuilder;
 use serde::Deserialize;
 use serde_json::{json, Value};
 
-const API_BASE: &str = "https://generativelanguage.googleapis.com/v1beta/models/";
+const API_BASE: &str = "https://generativelanguage.googleapis.com/v1beta";
 
 #[derive(Debug, Clone, Deserialize, Default)]
 pub struct GeminiConfig {
     pub name: Option<String>,
     pub api_key: Option<String>,
+    pub api_base: Option<String>,
     #[serde(default)]
     pub models: Vec<ModelData>,
     pub patch: Option<RequestPatch>,
@@ -20,6 +21,7 @@ pub struct GeminiConfig {
 
 impl GeminiClient {
     config_get_fn!(api_key, get_api_key);
+    config_get_fn!(api_base, get_api_base);
 
     pub const PROMPTS: [PromptAction<'static>; 1] =
         [("api_key", "API Key:", true, PromptKind::String)];
@@ -41,13 +43,22 @@ fn prepare_chat_completions(
     data: ChatCompletionsData,
 ) -> Result<RequestData> {
     let api_key = self_.get_api_key()?;
+    let api_base = self_
+        .get_api_base()
+        .unwrap_or_else(|_| API_BASE.to_string());
 
     let func = match data.stream {
         true => "streamGenerateContent",
         false => "generateContent",
     };
 
-    let url = format!("{API_BASE}{}:{}?key={}", self_.model.name(), func, api_key);
+    let url = format!(
+        "{}/models/{}:{}?key={}",
+        api_base.trim_end_matches('/'),
+        self_.model.name(),
+        func,
+        api_key
+    );
 
     let body = gemini_build_chat_completions_body(data, &self_.model)?;
 
@@ -58,9 +69,13 @@ fn prepare_chat_completions(
 
 fn prepare_embeddings(self_: &GeminiClient, data: EmbeddingsData) -> Result<RequestData> {
     let api_key = self_.get_api_key()?;
+    let api_base = self_
+        .get_api_base()
+        .unwrap_or_else(|_| API_BASE.to_string());
 
     let url = format!(
-        "{API_BASE}{}:embedContent?key={}",
+        "{}/models/{}:embedContent?key={}",
+        api_base.trim_end_matches('/'),
         self_.model.name(),
         api_key
     );

src/client/openai.rs

@@ -47,7 +47,7 @@ fn prepare_chat_completions(
         .get_api_base()
         .unwrap_or_else(|_| API_BASE.to_string());
 
-    let url = format!("{api_base}/chat/completions");
+    let url = format!("{}/chat/completions", api_base.trim_end_matches('/'));
 
     let body = openai_build_chat_completions_body(data, &self_.model);