ByteDance’s Agent Plan Enhances Hermes Agent and Claude Code with Models, Seedance Skills, and Web Search

Previously the author introduced Claude Code and Hermes Agent as tools that simply wrap cheaper domestic models. This week Volcano Engine raised the game by packaging the model and toolchain that an Agent truly needs into an "Agent Plan".

After integrating Agent Plan with Claude Code, the author tested several scenarios. With the flagship model, Harness (web search, memory enhancement), Skills/MCP, and multimodal capabilities, tasks that previously required multiple adjustments now run smoothly in a single attempt.

Trend: From Coding Plan to Agent Plan

Model providers previously sold "Coding Plans"—a base URL plus a few decent code models for Claude Code or Cursor. However, a functional Agent needs more than tokens: a strong code model with backups, web search to avoid stale knowledge, memory for long conversations, multimodal abilities (image, video, vision), and a unified subscription that spares users from managing multiple accounts and billing.

The shift from Coding Plan (a token‑based monthly card) to Agent Plan (a comprehensive toolkit) reflects this need. Agent Plan bundles the model layer and Harness layer (search, memory, multimodal tools) into a single subscription, providing "a full plate of feed for the Agent" rather than just tokens.

What Agent Plan Includes

Models cover a wide range of Chinese and mainstream providers:

ByteDance models: doubao-seed-2.0-code, pro, lite, mini DeepSeek series: deepseek-v4-pro-beta, deepseek-v4-flash-beta (v4 beta offers ~1000k context and 384k output)

Zhipu models: glm-5.1, kimi-k2.6, minimax-m2.7 Multimodal models:

Image generation: doubao-seedream-5.0-lite Video generation: doubao-seedance-2.0, 2.0-fast, 1.5-pro Harness (new) provides dedicated resources for:

Web search (Beta) – same engine as Doubao, with free monthly quota.

Memory – built‑in doubao-embedding-vision for long‑session recall.

An additional "Auto" mode automatically selects the optimal model based on task complexity and speed, saving cost by routing simple tasks to fast models and complex ones to stronger models.

Connecting Agent Plan to Claude Code / Hermes Agent in Three Minutes

Volcano offers a CLI called ark-helper (macOS/Linux) that configures models, Skills, and MCP in one step.

Install ark-helper.

Run ark-helper and select the "[Volcano] Volcano Engine (国内) - Agent Plan" package from the menu.

Enable SSO login to fetch the API key and web‑search credentials automatically.

Choose the target programming tool (e.g., Claude Code).

For Claude Code, the helper writes ~/.claude/settings.json, installs the Seedream image skill, the Seedance video skill, and the web‑search/MCP skill.

The whole setup takes less than three minutes, far faster than manually editing configuration files.

When specifying a model, the author recommends using ark-code-latest, which triggers Auto mode for optimal model selection.

Summary

Coding Plan → Agent Plan appears to be a simple name change, but fundamentally it shifts from selling chat‑capable models to selling a complete, work‑ready toolkit.

The author has switched from a Coding Plan to a Medium‑tier Agent Plan, which also includes ArkClaw. The plan suits three groups: developers already using Claude Code/Hermes Agent with domestic proxies, independent developers or small teams building Agent applications, and AI full‑stack creators building cross‑modal projects such as mini‑games, marketing pages, short‑video sites, or PPT generators.

For occasional coding or casual model interaction, a traditional Coding Plan remains sufficient.