Method setModel

packages/acp-adapter/src/session.ts:348–359

* Forward an ACP `session/set_model` (`unstable_setSessionModel`) * request to the underlying SDK session. * * ACP allows model identifiers like `"kimi-k2,thinking"` where the * `,thinking` suffix signals "always-thinking" mode (mirrors the * Python ref's `_ModelIDConv.from_acp_model_

(modelId: ModelId)

   * `AcpServer.unstable_setSessionModel` decides how to translate them.
   */
  async setModel(modelId: ModelId): Promise<void> {
    const suffix = ',thinking';
    const hasSuffix = modelId.endsWith(suffix);
    const baseKey = hasSuffix ? modelId.slice(0, -suffix.length) : modelId;
    await this.session.setModel(baseKey);
    if (hasSuffix && typeof this.session.setThinking === 'function') {
      await this.session.setThinking(await this.thinkingOnEffort());
      this.currentThinkingEnabledInternal = true;
    }
    this.currentModelIdInternal = baseKey;
    await this.emitConfigOptionUpdate();
  }

  /**
   * Forward an ACP thinking-toggle change to the underlying SDK.