horus 0.6.6

A small, modular Rust framework for building coding agents
Documentation 
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//! OpenRouter Responses provider.

use std::sync::Arc;

use super::Model;
use super::openai::OpenAi;
use super::provider::HostedWebSearch;
use super::provider::ProviderAuth;
use super::provider::ProviderBuildConfig;
use super::provider::ProviderDefinition;
use crate::Result;
use crate::protocol::FrontendSymbol;

const BASE_URL: &str = "https://openrouter.ai/api/v1";

const SEARCH: &[HostedWebSearch] = &[HostedWebSearch::Off, HostedWebSearch::Live];

pub(super) const fn provider() -> ProviderDefinition {
    ProviderDefinition::new(
        "openrouter",
        "OpenRouter",
        FrontendSymbol::Route,
        "Responses API across multiple model vendors",
        ProviderAuth::ApiKey("OPENROUTER_API_KEY"),
        &[],
        SEARCH,
        build_provider,
    )
    .with_image_input()
}

fn build_provider(config: ProviderBuildConfig) -> Result<Arc<dyn Model>> {
    let api_key = config.credential.into_api_key("openrouter")?;
    let provider = OpenAi::with_client(api_key, BASE_URL, config.model, config.http)?;
    let provider = match config.reasoning_effort {
        Some(effort) => provider.with_reasoning_effort(effort)?,
        None => provider,
    };
    let provider = if config.web_search == HostedWebSearch::Live {
        provider.with_hosted_tool(serde_json::json!({"type": "openrouter:web_search"}))
    } else {
        provider
    };
    Ok(Arc::new(provider))
}