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.
npx agentmods add skills/postindustria-tech/agentic-toolkit/langgraph-dev-deployment-patternsnpx skills add postindustria-tech/agentic-toolkit --skill langgraph-dev-deployment-patternsgit clone --depth 1 https://github.com/postindustria-tech/agentic-toolkitWhat 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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5 | $0.00090 | $0.05634 |
| Opus 5 | $0.00045 | $0.02817 |
| Sonnet 5 | $0.00018 | $0.01127 |
| Haiku 4.5 | $0.00009 | $0.00563 |
Grade A, and why
deployment-patterns-for-langgraph scanned grade A 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 2d 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.
Makes network callslowCapability
Not a fault in itself. Listed so you know the mod talks to something, and to what.
curl http://localhost:8123/ok # {"ok": true} How it starts
The opening of the file, as written. The whole thing — 757 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Deployment Patterns for LangGraph
Deploy LangGraph workflows as production APIs with managed platforms, FastAPI, async execution, persistence, and observability.
LangGraph Platform (Recommended)
LangGraph Platform offers managed deployment for production applications with built-in persistence, scaling, and monitoring.
Deployment Options
| Option | Description | Plan |
|---|---|---|
| Cloud (SaaS) | Fully managed by LangChain, deploy from GitHub | Plus, Enterprise |
| Hybrid (BYOC) | LangChain control plane + your data plane | Enterprise |
| Self-Hosted Lite | Free tier, up to 1M nodes/month | Developer |
| Self-Hosted Enterprise | Full platform in your infrastructure | Enterprise |
Quick Start
pip install "langgraph-cli[inmem]" # Requires Python 3.11+
langgraph new my-agent --template new-langgraph-project-python
cd my-agent
langgraph dev # Runs on http://localhost:2024
See LangGraph Platform Deployment Options.
RemoteGraph Client
RemoteGraph provides API parity with CompiledGraph, allowing interaction with deployed graphs using the same methods (invoke(), stream(), get_state()) in both development and production.
Key Benefits:
- Separation of concerns: Build/test locally, deploy to Platform, call with RemoteGraph
- Thread-level persistence for stateful conversations
- Subgraph embedding for modular multi-agent workflows
Basic Usage:
from langgraph.pregel.remote import RemoteGraph
# Connect to deployed graph
remote_graph = RemoteGraph("agent", url="<DEPLOYMENT_URL>")
# Stateful conversation with thread persistence
config = {"configurable": {"thread_id": "user-123"}}
result = await remote_graph.ainvoke(
{"messages": [{"role": "user", "content": "Hello"}]},
config=config
)
# Use as subgraph in local composition
from langgraph.graph import StateGraph, START
builder = StateGraph(MessagesState)
builder.add_node("remote_specialist", remote_graph)
builder.add_edge(START, "remote_specialist")
graph = builder.compile()
What ships with it
17 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.
- examples/platform-deployment-demo/.env.example 722 B
- examples/platform-deployment-demo/client_example.py 4.5 KB runs code
- examples/platform-deployment-demo/cron_example.py 3.5 KB runs code
- examples/platform-deployment-demo/langgraph.json 232 B
- examples/platform-deployment-demo/pyproject.toml 890 B
- examples/platform-deployment-demo/README.md 9.0 KB
- examples/platform-deployment-demo/src/__init__.py 167 B runs code
- examples/platform-deployment-demo/src/agent_state.py 485 B runs code
- examples/platform-deployment-demo/src/graph.py 2.0 KB runs code
- examples/platform-deployment-demo/webhook_example.py 2.7 KB runs code
- examples/platform-deployment-demo/webhook_server.py 1.8 KB runs code
- references/assistants-versioning.md 14 KB
- references/cron-webhooks.md 15 KB
- references/remotegraph-client.md 14 KB
- references/self-hosted-deployment.md 28 KB
- references/studio-debugging.md 13 KB
- references/task-queues.md 13 KB
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.
- 2d ago First seen · 757 lines · 90 tokens per session scan A f6441a4cb96e
deployment-patterns-for-langgraph is a skill published in the GitHub repository postindustria-tech/agentic-toolkit (2 stars, last pushed 1mo ago), licensed MIT. It adds 90 tokens to every session and 5,634 once invoked, about $0.0005 per session on Opus 5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.
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