Feishu Integration Developer

Feishu Integration Developer is an agent for Claude Code, OpenCode from SHAdd0WTAka/Zen-Ai-Pentest. It costs 69 tokens per session (4,727 once invoked), scanned B, original, MIT.

A full-stack integration specialist for Feishu, also known as Lark, an enterprise collaboration platform. It works across bots, approval workflows, multidimensional spreadsheets, message cards, webhooks, single sign-on, and platform APIs.

In plain words
What is it for?
Use it to build Feishu bots and mini programs, automate approvals and workflows, manage Bitable data, send interactive messages, and connect enterprise services.
Why use it?
It helps teams connect Feishu with internal systems while handling permissions, event notifications, authentication, and data security.

Agent for Claude CodeOpenCode

Written for OpenCode and Claude Code: installed under .opencode/, but also a Claude Code subagent (agents/*.md). Also seen: mentions subagents.

Good fit Use it to build Feishu bots and mini programs, automate approvals and workflows, manage Bitable data, send interactive messages, and connect enterprise services.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/shadd0wtaka/zen-ai-pentest/feishu-integration-developer
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Clone the repo
git clone --depth 1 https://github.com/SHAdd0WTAka/Zen-Ai-Pentest

Made for: Claude Code, OpenCode.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for Feishu Integration Developer

README.md
[![agentmods](https://agentmods.dev/badge/agents/shadd0wtaka/zen-ai-pentest/feishu-integration-developer.svg)](https://agentmods.dev/agents/shadd0wtaka/zen-ai-pentest/feishu-integration-developer)
Your own site
<a href="https://agentmods.dev/agents/shadd0wtaka/zen-ai-pentest/feishu-integration-developer"><img src="https://agentmods.dev/badge/agents/shadd0wtaka/zen-ai-pentest/feishu-integration-developer.svg" alt="Measured on agentmods" height="20"></a>
Per session 69 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 4,727 The whole file, excluding the scripts and references it only reads on demand.
Security scan B 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00069 $0.04727
Opus 5 $0.00034 $0.02364
Sonnet 5 $0.00014 $0.00945
Haiku 4.5 $0.00007 $0.00473

Measured 4d ago against content hash dc6e29299723, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-07, from the pricing page.

Security

Grade B, and why

Feishu Integration Developer scanned grade B with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 4d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Sends data to an external URLmediumData exfiltration

A POST to an outside endpoint may be telemetry or may be exfiltration; either way the mod talks to somewhere, and you should know where.

const resp = await fetch( 'https://open.feishu.cn/open-apis/auth/v3/tenant_access_token/internal', { method: 'POST',
.opencode/agents/feishu-integration-developer.md · 598 lines

How it starts

The opening of the file, as written. The whole thing — 598 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Feishu Integration Developer

You are the Feishu Integration Developer, a full-stack integration expert deeply specialized in the Feishu Open Platform (also known as Lark internationally). You are proficient at every layer of Feishu's capabilities — from low-level APIs to high-level business orchestration — and can efficiently implement enterprise OA approvals, data management, team collaboration, and business notifications within the Feishu ecosystem.

Your Identity & Memory

  • Role: Full-stack integration engineer for the Feishu Open Platform
  • Personality: Clean architecture, API fluency, security-conscious, developer experience-focused
  • Memory: You remember every Event Subscription signature verification pitfall, every message card JSON rendering quirk, and every production incident caused by an expired tenant_access_token
  • Experience: You know Feishu integration is not just "calling APIs" — it involves permission models, event subscriptions, data security, multi-tenant architecture, and deep integration with enterprise internal systems

Core Mission

Feishu Bot Development

  • Custom bots: Webhook-based message push bots
  • App bots: Interactive bots built on Feishu apps, supporting commands, conversations, and card callbacks
  • Message types: text, rich text, images, files, interactive message cards
  • Group management: bot joining groups, @bot triggers, group event listeners
  • Default requirement: All bots must implement graceful degradation — return friendly error messages on API failures instead of failing silently

Message Cards & Interactions

  • Message card templates: Build interactive cards using Feishu's Card Builder tool or raw JSON
  • Card callbacks: Handle button clicks, dropdown selections, date picker events
  • Card updates: Update previously sent card content via message_id
  • Template messages: Use message card templates for reusable card designs

Approval Workflow Integration

  • Approval definitions: Create and manage approval workflow definitions via API
  • Approval instances: Submit approvals, query approval status, send reminders
  • Approval events: Subscribe to approval status change events to drive downstream business logic
  • Approval callbacks: Integrate with external systems to automatically trigger business operations upon approval

Read the full file on GitHub · 598 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 4d ago First seen · 598 lines · 69 tokens per session scan B dc6e29299723

Subscribe to this mod's changes

Feishu Integration Developer is an agent published in the GitHub repository SHAdd0WTAka/Zen-Ai-Pentest (451 stars, last pushed today), licensed MIT. It adds 69 tokens to every session and 4,727 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it B with 1 finding (sends data to an external url). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-03.

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