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fix(cli): fresh path keeps auto -> anyrouter/auto for first-turn failover (#58) #59

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Merged
duyetbot merged 1 commit into from
Sep 7, 2026
Merged

fix(cli): fresh path keeps auto -> anyrouter/auto for first-turn failover (#58) #59

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15 changes: 8 additions & 7 deletions src/cmd/launch.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ use std::collections::BTreeMap;

use crate::auth::acquire_api_key;
use crate::config::{write_config, DEFAULT_PROFILE};
use crate::http::{fetch_models, most_used_model_id};
use crate::http::fetch_models;
use crate::install::ensure_tool_installed;
use crate::key::{
load_config_if_present, profile_for_agent, resolve_base_url, resolve_launch_api_key,
Expand Down Expand Up @@ -44,14 +44,15 @@ pub(crate) fn resolve_session_model(
context_window: None,
};
};
let id = if is_auto_model(&requested) {
most_used_model_id(&models).unwrap_or(requested)
} else {
requested
};
// Keep `auto` / `anyrouter/auto` as-is so the gateway applies the full
// preset failover chain on the first turn — pinning a single concrete model
// here would defeat anyrouter/auto's cross-model failover (north star:
// "fewer models that work"). The live `/models` lookup still contributes the
// context-window probe used for Claude's 1M-context suffix decision below.
let id = requested;
let context_window = models
.iter()
.find(|m| catalog_model_id(&m.id) == id)
.find(|m| is_auto_model(&m.id))
.and_then(|m| m.context_length);
ResolvedModel { id, context_window }
}
Expand Down
5 changes: 4 additions & 1 deletion src/help.rs
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Expand Up @@ -12,7 +12,10 @@ Launches the coding agent through AnyRouter (signs in first if needed).

Options:
--yes, --ok Skip confirmation prompts (login / install)
--model auto|<id> Session model. \"auto\" picks the most-used catalog model
--model auto|<id> Session model. Default (no flag) = \"auto\" → \
anyrouter/auto on a fresh install; \"auto\" resolves to the most-used \
catalog model on an authed key, else anyrouter/auto. Omit to let failover \
pick the best stable model per turn.
--haiku <id> Claude /model haiku and subagents
--sonnet <id> Claude /model sonnet
--opus <id> Claude /model opus
Expand Down
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